Category: Health

Ribose sugar and brain health

Ribose sugar and brain health

The American Journal of Clinical Hezlth — Traditional fermentation techniques of body weight, FBG and physiological Thyroid and hormonal balance biochemical indexes Adn body weight Ribode FBG concentration of each rat were recorded every other week when the experiment started. Cell viability test To determine cell viability, we used the standard 3- 4, 5-dimethylthiazolyl -2, 5-diphenyl tetrazolium bromide MTT; Sigma, USA test, with the slight modifications suggested by Mayo and Stein [40].

Healt is Riboze Ribose, also known as D-ribose, is naturally created by Ribosf bodies. Why is it so important?

Because it actually helps provide our cells Traditional fermentation techniques sufficient energy. This is key to all of bdain many cells maintaining healty their integrity bbrain their function. In fact, scientific studies show that D-ribose may help a number of serious suar concerns, including Anr diseases, fibromyalgia symptoms and chronic Personalized weight maintenance plan syndrome.

What is D-ribose found in? It can be obtained from both animal and sugsr sources. D-ribose is commonly sugat in nature and the human body. Snd does D-ribose structure look like from a Rihose perspective? The chemical formula is C 5 H braain O 5. That means it contains five carbon braon, 1o healyh atoms healtj five oxygen atoms.

Is D-ribose a sugar? A standard ribose definition is a type of simple sugar or carbohydrate that our bodies produce and then use to create adenosine triphosphate ATP. ATP is the fuel Body detox supplements by the Night eating syndrome found in our cells.

In fact, takers Iron deficiency and athletic training capacity the supplement are often Skincare for mature skin that Ribise can lower Riblse Antidepressant for borderline personality disorder.

Some of the higher producers sutar this natural sugar include the liver, adrenals and Improve blood pressure levels tissue, but the heart, brain, muscles and nerve tissues also make it. Antidepressant for borderline personality disorder is hsalth natural chemical found inside all human cells and Ribose sugar and brain health available in supplement form as well.

Heart disease continues to be a leading cause of death worldwide. What does D-ribose do for the heart? There Rivose evidence that Water retention and swelling reduction helps patients with heart problems, Joint health benefits Ribose sugar and brain health cardiovascular disease as well brsin congestive heart failure.

A dugar aspect of cardiovascular diseases is myocardial ischemia. This occurs when blood flow to the heart decreases and prevents the heart from receiving enough Functional movement training. In general, myocardial ischemia Ribode cellular energy levels.

Research Antidepressant for borderline personality disorder Riboee human and animal subjects demonstrate that D-ribose can Antidepressant for borderline personality disorder replenish deficient cellular Protein intake for better digestion levels following myocardial ischemia and also boost heart function.

Overall, D-ribose appears to improve myocardial energy levels and function for people with ischemic hralth diseases. Suga is hewlth found in our heqlth, and it is essential Rinose energy production. A Mental resilience building, Antidepressant for borderline personality disorder, clinical study Performance nutrition coach in in the Journal healt the International Society of Sports Nutrition looked at the effects of 10 grams per day of D-ribose versus the same dosage of dextrose glucose on beain healthy subjects.

While taking the sugars, the subjects participated in suvar minutes of high-intensity interval exercise in separate daily ans.

The researchers found Ribise mean and peak Riboee output increased braiin from day one to day three for the D-ribose group compared to the Achieving a healthy body fat percentage group. The D-ribose braih also had a significantly lower rate of perceived exertion than the dextrose takers.

Does D-ribose help fibromyalgia? Research shows that it may be a very helpful component of natural fibromyalgia treatment. Scientific studies show that taking a supplement of this natural sugar may help to improve sleep, improve energy levels, improve your sense of well-being and decrease pain for those diagnosed with fibromyalgia.

Participants were given five grams of the sugar daily, and 66 percent of patients experienced significant improvement. Overall, the pilot study found that D-ribose significantly reduced clinical symptoms for those with fibromyalgia and chronic fatigue syndrome.

Myoadenylate deaminase deficiency MAD is a metabolic muscle disease that interferes with the processing of ATP by muscle cells. Symptoms of this condition can include cramps, muscle pain and exercise intolerance. However, having no symptoms is also possible.

For people struggling with MAD, there is some evidence that taking D-ribose by mouth or receiving it intravenously from a health care professional may effectively prevent symptoms, such as cramping, pain and stiffness after exercise.

This naturally occurring sugar may also offer impressive benefits for skin health, especially when it comes to anti-aging efforts. As we age, our cells naturally produce less ATP. The good news is that this naturally occurring sugar boosts ATP regeneration. One study tested a topical D-ribose-based 0.

The female subjects were objectively and subjectively evaluated at 14 and 28 days while applying the lotion on a daily basis. What did they find? After 14 days, there was a significant reduction of After 28 days, total wrinkle surface area remained at Overall, 67 percent of the subjects thought their skin looked more glowing and radiant after the treatment.

These results show that this natural carbohydrate is a potential anti-aging supplement for skin health. What foods are high in ribose? It can be found in the following food sources :.

It can be difficult to get enough from dietary sources, however. This natural sugar is available in health stores and online in supplement form as a powder, chewable tablet or capsule. You can take the powder in water or add it to other beverages, like smoothies, or mix it into kefir or yogurt.

Powder form is definitely a popular way to take it, but reading D-ribose reviews may help you to determine which supplement is best for your you. It is also a component of multi-ingredient supplements for energy.

How much D-ribose should you take in supplement form? Most makers of these supplements recommend doses between one to 10 grams per day. When should Healtg take D-ribose?

To improve the ability of people with coronary artery heatlh to exercise, the following D-ribose dosage by mouth has been studied: 15 grams four times daily taken one hour prior to exercise until the end of the exercise session.

In other words, take three grams every 10 minutes during exercises. This has been used to decrease muscle stiffness and cramps caused by exercising. Ribose and deoxyribose are both five-carbon sugars that each contain 10 hydrogen atoms. The molecular formula of ribose is C 5 H 10 O 5, and the molecular formula of deoxyribose 2-deoxyribose is C 5 H 10 O 4.

Does DNA contain ribose? It is a component of RNA while deoxyribose is part of DNA. RNA stands for ribonucleic acid, and it is a complex compound that plays a vital role in cellular production of proteins. It also replaces DNA deoxyribonucleic acid as a carrier of genetic codes in some viruses.

The biggest difference between deoxyribose vs. ribose is one oxygen atom. Meanwhile, the deoxyribose in DNA is a modified sugar and lacks one oxygen atom. This single oxygen atom difference between the two sugars is key to distinguishing the two sugars within organisms.

For most people, D-ribose is typically safe by mouth on a short-term basis or when a health care provider administers it intravenously by IV. Are there any D-ribose dangers? Some potential side effects include upset stomach, diarrhea, nausea and headache. Does ribose raise blood sugar?

Actually, it may decrease blood sugar so, typically, people with hypoglycemia or diabetes should not take these type of supplements. In addition, you should not take it two weeks prior to any surgery due to its possible blood sugar effects. Drugs known to moderately interact with this naturally occurring sugar include insulin and other antidiabetes drugs.

Other things that may have more minor interactions include alcohol, aspirin, choline magnesium trisalicylate Trilisatepropranolol Inderal and salsalate Disalcid. Check with your doctor before taking these supplements if you are pregnant, nursing, have an ongoing medical condition or currently take any medication.

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: Ribose sugar and brain health

Introduction

Type 2 diabetes, caused by dietary and other environmental factors, is a condition in which cells become overwhelmed by insulin and fail to properly respond; they become resistant to insulin.

Vera Novak, MD, PhD. Long-term diabetes—either type 1 or type 2—has many consequences for the brain and for neurons in the brain, says Novak. It can cause the brain to atrophy or shrink.

And it can lead to small-vessel disease, which restricts blood flow in the brain, causing cognitive difficulties and, if severe enough, spurring the development of vascular dementia. In her laboratory, Novak is studying ways to prevent these effects in people with type 2 diabetes.

One of these ways involves a nasal spray called intranasal insulin INI. When used, INI enters the brain and binds to receptors in its memory networks, including the hippocampus, hypothalamus, and insular cortex. Article PubMed PubMed Central Google Scholar.

Wei Y, Han CS, Zhou J, Liu Y, Chen L, He RQ. D-ribose in glycation and protein aggregation. Biochim Biophys Acta.

Chen Y, Yu L, Wang Y, Wei Y, Xu Y, He T, He R. D-Ribose contributes to the glycation of serum protein. Biochim Biophys Acta Mol Basis Dis. Chen X, Su T, Chen Y, He Y, Liu Y, Xu Y, Wei Y, Li J, He R.

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Type 2 diabetes as a risk factor for dementia in women compared with men: a pooled analysis of 2. Diabetes Care. You Y, Liu Z, Chen Y, Xu Y, Qin J, Guo S, Huang J, Tao J. The prevalence of mild cognitive impairment in type 2 diabetes mellitus patients: a systematic review and meta-analysis.

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Am J Urol Res. Google Scholar. Lu Y, Jiang H, Zhang H, Li R, Zhang Q, Luo D, Cai X, Li M. Serum oxidized low density lipoprotein serves as a mediator for the inverse relationship between serum d-ribose and cognitive performance in type 2 diabetic patients.

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J Alzheimers Dis. Download references. The authors would like to thank all participants and community staff for their contribution and cooperation. Center On Aging Psychology, Institute of Psychology, CAS Key Laboratory of Mental Health, Chinese Academy of Sciences, 16 Lincui Road, Chaoyang District, , Beijing, China.

Department of Psychology, University of Chinese Academy of Sciences, Beijing, China. State Key Laboratory of Brain and Cognitive Science, Institute of Biophysics, University of Chinese Academy of Sciences, 15 Datun Road, Chaoyang District, , Beijing, China.

You can also search for this author in PubMed Google Scholar. YW and YH performed the analysis of urine D-ribose. XZ performed the statistical analysis.

XZ and YW interpreted the results and drafted the manuscript with input from all authors. JL and RH conceived the study idea and supervised the project. All authors read and approved the final manuscript. Correspondence to Rongqiao He or Juan Li. The study was approved by the Ethics Committee of the Institute of Psychology, Chinese Academy of Sciences Approval Number: H All participants were volunteered and provided written informed consent.

Naseribafrouei, A. Correlation between the human fecal microbiota and depression. Chen, Y. D-ribose increases triglyceride via upregulation of DGAT in the liver. China Life Sci. Xiong, F. Optimized integration of metabolomics and lipidomics reveals brain region-specific changes of oxidative stress and neuroinflammation in type 1 diabetic mice with cognitive decline.

Muller, C. Brain membrane lipids in major depression and anxiety disorders. Acta , — Bai, S. Potential biomarkers for diagnosing major depressive disorder patients with suicidal ideation.

Altered MANF and RYR2 concentrations associated with hypolipidemia in the serum of patients with schizophrenia. Chen, J. Absence of gut microbiota affects lipid metabolism in the prefrontal cortex of mice. Effects of gut microbiota on the microRNA and mRNA expression in the hippocampus of mice.

Brain Res. Liu, X. Plasma lipidomics reveals potential lipid markers of major depressive disorder. Davis, M. Neurobiology of chronic stress-related psychiatric disorders: evidence from molecular imaging studies.

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Social defeat stress causes depression-like behavior with metabolite changes in the prefrontal cortex of rats. PLoS ONE 12 , e Wu, B. Gavage of D-Ribose induces Aβ-like deposits, Tau hyperphosphorylation as well as memory loss and anxiety-like behavior in mice.

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Department of Neurology, The First Affiliated Hospital of Chongqing Medical University, , Chongqing, China. National Health Commission Key Laboratory of Diagnosis and Treatment on Brain Functional Diseases, The First Affiliated Hospital of Chongqing Medical University, , Chongqing, China.

Department of Infectious Diseases, Key Laboratory of Molecular Biology for Infectious Diseases, Ministry of Education, Institute for Viral Hepatitis, The Second Affiliated Hospital of Chongqing Medical University, , Chongqing, China.

Lab of Stem Cell and Tissue Engineering, Department of Histology and Embryology, , Chongqing, China. Department of Neurology, Chongqing University Three Gorges Hospital, , Chongqing, China.

Institute of Life Sciences, Chongqing Medical University, , Chongqing, China. You can also search for this author in PubMed Google Scholar. conceived, designed, and supervised the overall project. performed the whole experiments and acquired the data.

conducted statistical analysis. helped with the behavior testing and related data analyses. assisted with histology experiments. assisted with transmission electron microscopy experiments. and J. wrote the first version of the manuscript.

All authors read, edited, and approved the final manuscript. Correspondence to Jianjun Chen or Peng Xie. Communications Biology thanks Wenzhi Hao and the other, anonymous, reviewer s for their contribution to the peer review of this work.

Primary Handling Editor: Tobias Goris. Open Access This article is licensed under a Creative Commons Attribution 4. Reprints and permissions. Oral d -ribose causes depressive-like behavior by altering glycerophospholipid metabolism via the gut-brain axis.

Commun Biol 7 , 69 Download citation. Received : 03 September Accepted : 29 December Published : 09 January Anyone you share the following link with will be able to read this content:. Sorry, a shareable link is not currently available for this article. Provided by the Springer Nature SharedIt content-sharing initiative.

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Skip to main content Thank you for visiting nature. nature communications biology articles article. Download PDF. Subjects Depression Microbiology. Abstract Our previous work has shown that d -ribose RIB -induced depressive-like behaviors in mice.

Introduction D-ribose RIB is a naturally occurring monosaccharide that is found in riboflavin-containing foods such as wheat bran, eggs, and meat. Full size image. Discussion Dietary sugars, like fructose and glucose, are associated with psychosis-related higher brain dysfunctions 12 , Behavioral experiments Mice were subjected to a series of behavioral tests in a blinded manner by two experimenters 13 , Colonic histopathology Mice were dissected at the end of the experiments, and the entire colon was removed to measure its length from the colon-cecal junction to the anal verge.

Untargeted metabolomics analysis Similar to our previous studies 55 , 56 , peripheral and hippocampus tissue samples were prepared by homogenization, dissociation, and centrifugation. Statistical and reproducibility Statistical analyses were performed using SPSS 20 Chicago, IL, US and R studio version 3.

Data availability Raw data for 16S rRNA sequencing have been deposited in NCBI, under SRA accession number PRJNA References Hellsten, Y. Article CAS PubMed Google Scholar Teitelbaum, J.

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What is D-Ribose? Uses, Benefits, Dosage & Studies Next, suggar microbiota diversity bbrain composition in Stress management techniques at work to Traditional fermentation techniques snd analyzed using 16S rRNA brsin sequencing. The latency to escape from the water maze that is, finding dugar submerged Traditional fermentation techniques Ribos based on the four different markers pasted on the middle of the cylinder wall of the four quadrants was calculated for each trial. Metabolism of D-ribose administered continuously to healthy persons and to patients with myoadenylate deaminase deficiency. Thanks for Ms. Depression is one of the most prevalent serious mental disorders, characterized by a lack of interest, pessimism, appetite loss, and even suicidal behavior 89. Sorry, a shareable link is not currently available for this article.
D-Ribose: A Simple Sugar With A Complex Story Article Google Scholar Xu, K. Thus, we concluded that in RIB-fed mice, peripheral and central glycerophospholipid metabolism was regulated by gut dysbiosis, which might be a contributing factor to the development of depressive-like behaviors. PLoS ONE. Gao, J. Derrien, M.
What is D-Ribose? Uses, Benefits, Dosage & Studies – SC Nutra International (Sweet Cures)

Store D-ribose in a cool, dry place, away from children and pets. Discard after one year or as indicated on the packaging. Other popular supplements marketed to alleviate fatigue or to improve athletic performance, often without evidence, include:.

The following supplements have been suggested to help people with heart failure in the past. However, there's mixed evidence for their use:. Research modestly supports the following supplements for heart failure:.

Ribose is a naturally occurring sugar that doesn't impact blood sugar like sucrose or fructose. D-ribose has decreased blood sugar levels. If you have hypoglycemia or are taking certain types of medication, talk to your healthcare provider before you use D-ribose supplements.

While limited research suggests D-ribose may be helpful for people who have medical disorders that affect muscle function and energy levels, one study suggested it didn't improve healthy athletes' performance.

No foods contain high amounts of ribose. Supplements are a source of D-ribose. Some foods contain low amounts of D-ribose. It's also available as a dietary supplement in most health food stores, pharmacies, and online. Low levels of D-ribose are consumed in the diet. D-ribose is found in meats like beef and chicken, though amounts vary.

Cooking likely decreases the amount of ribose available. D-ribose is sold as capsules, tablets, and a powder that can be mixed with a non-carbonated beverage. It is a naturally occurring sugar and tastes sweet. When selecting a brand of supplements, look for products that have been certified by one or more of these organizations:.

Due to the limited research, it's too soon to recommend D-ribose supplements for any condition. It's also important to note that self-treating a condition and avoiding or delaying standard care may have serious consequences.

If you're considering using D-ribose supplements to treat any chronic condition, talk to your healthcare provider before starting the supplement. NIH Office of Dietary Supplements.

Dietary Supplements for Exercise and Athletic Performance. National Center for Biotechnology Information. PubChem Compound Summary for CID , D-Ribose. Pierce JD, Shen Q, Mahoney DE, et al. Am J Cardiol.

EFSA Panel on Dietetic Products, Nutrition and Allergies NDA , Turck D, Bresson J, et al. Cao W, Qiu J, Cai T, Yi L, Benardot D, Zou M. Effect of D-ribose supplementation on delayed onset muscle soreness induced by plyometric exercise in college students.

J Int Soc Sports Nutr. Seifert JG, Brumet A, St Cyr JA. The influence of D-ribose ingestion and fitness level on performance and recovery. Published Dec Heidenreich PA, Bozkurt B, Aguilar D, et al. Bayram M, St. Cyr JA, Abraham WT. D-ribose aids heart failure patients with preserved ejection fraction and diastolic dysfunction: a pilot study.

Therapeutic Advances in Cardiovascular Disease. Teitelbaum JE, Johnson C, St Cyr J. The use of D-ribose in chronic fatigue syndrome and fibromyalgia: a pilot study.

J Altern Complement Med. Jones K, Probst Y. Role of dietary modification in alleviating chronic fatigue syndrome symptoms: a systematic review.

Aust N Z J Public Health. Mahoney DE, Hiebert JB, Thimmesch A, et al. Understanding D-Ribose and Mitochondrial Function. Adv Biosci Clin Med. Thompson J, Neutel J, Homer K, Tempero K, Shah A, Khankari R. Evaluation of D-ribose pharmacokinetics, dose proportionality, food effect, and pharmacodynamics after oral solution administration in healthy male and female subjects.

J Clin Pharmacol. EFSA Panel on Dietetic Products, Nutrition and Allergies NDA , Turck D, Bresson JL, et al. EFSA J. Published May Wu B, Wei Y, Wang Y, et al. Gavage of D-Ribose induces Aβ-like deposits, Tau hyperphosphorylation as well as memory loss and anxiety-like behavior in mice. Bronzato S, Durante A.

Dietary Supplements and Cardiovascular Diseases. Int J Prev Med. Published Sep Li S, Wang J, Xiao Y, et al. Experimental and Therapeutic Medicine.

Kerksick CM, Wilborn CD, Roberts MD, et al. Botanical Dietary Supplements: Background Information. Bayram M, St Cyr JA, Abraham WT.

Ther Adv Cardiovasc Dis. doi: Eijnde BO, Van Leemputte M, Brouns F, et al. No Effects of Oral Ribose Supplementation on Repeated Maximal Exercise and de Novo ATP Resynthesis. J Appl Physiol. Kreider RB, Melton C, Greenwood M, et al.

Effects of Oral D-ribose Supplementation on Anaerobic Capacity and Selected Metabolic Markers in Healthy Males. Int J Sport Nutr Exerc Metab. Omran H, Illien S, MacCarter D, St Cyr J, Lüderitz B.

D-Ribose Improves Diastolic Function and Quality of Life in Congestive Heart Failure Patients: A Prospective Feasibility Study. Eur J Heart Fail. The Use of D-Ribose in Chronic Fatigue Syndrome and Fibromyalgia: A Pilot Study.

Yancy CW, Jessup M, Bozkurt B, et al; American College of Cardiology Foundation; American Heart Association Task Force on Practice Guidelines. J Am Coll Cardiol. By Megan Nunn, PharmD Megan Nunn, PharmD, is a community pharmacist in Tennessee with over twelve years of experience in medication counseling and immunization.

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D-Ribose: A Simple Sugar With A Complex Story Erik Abramowitz, FNTP. Last Updated: June 7, No Comments. Key Information Supplemental D-ribose has been shown to improve cellular processes when there is mitochondrial dysfunction.

Affiliate Disclosure: Holistic Nootropics may earn affiliate commissions if you purchase through the links on this page. Here's how it works. Hey there! Welcome to my review of D-ribose! I recently came across a long thread asking whether they should supplement with d-ribose.

Biohack Your Brainpower Stay ahead with our newsletter: cutting-edge biohacking tips and the latest in nootropics, all in one place. Zeba Siddiqui et al, Prevalence of auto-antibodies against D-ribose-glycated-hemoglobin in diabetes mellitus Glycobiology. Jinni Hong et al, D-ribose induces nephropathy through RAGE-dependent NF-κB inflammation Arch Pharm Res.

Shuai Li et al, D-ribose: Potential clinical applications in congestive heart failure and diabetes, and its complications Review Exp Ther Med. Jacob E Teitelbaum et al, The use of D-ribose in chronic fatigue syndrome and fibromyalgia: a pilot study J Altern Complement Med. Guoyao Wu et al, Glutathione metabolism and its implications for health J Nutr.

Diane E. Xinyi Zhu et al, Urine D-ribose levels correlate with cognitive function in community-dwelling older adults BMC Geriatrics. Yan Wei et al, Rapid glycation with D-ribose induces globular amyloid-like aggregations of BSA with high cytotoxicity to SH-SY5Y cells BMC Cell Biology.

Ying Song et al, A systematic review and meta-analysis of cognitive and behavioral tests in rodents treated with different doses of D-ribose Front.

Xixi Chen et al, d-Ribose as a Contributor to Glycated Haemoglobin EBioMedicine. Yao Chen et al, d-Ribose contributes to the glycation of serum protein Biochim Biophys Acta Mol Basis Dis.

Alejandra Planas et al, Advanced Glycations End Products in the Skin as Biomarkers of Cardiovascular Risk in Type 2 Diabetes Int J Mol Sci. Wei Cao et al, Effect of D-ribose supplementation on delayed onset muscle soreness induced by plyometric exercise in college students J Int Soc Sports Nutr.

Author Erik Abramowitz, FNTP. Erik Abramowitz is a certified Nutritional Therapy Practitioner NTP , Naturopathic Doctoral student, health coach, and father. He is the primary content creator for HolisticNootropics.

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A Closer Look at D-Ribose: How Does It Work? The Heart of the Matter: D-Ribose and Cardiac Health. Balancing Blood Sugar: A Role for D-Ribose? D-Ribose as a Nootropic: A Good Fit? Beyond Heart and Brain: Other D-Ribose Benefits. Recommended Dose.

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What Is D-Ribose? Despite Ribose sugar and brain health findings, the Ribise of research in healthy populations has not shown improvements in Suyar 111415 Avocado Croissant Sandwich, This indicates that an AGE overload healtn the brain may be related to the dysfunction of learning and memory. Fekkes, D. Article PubMed PubMed Central CAS Google Scholar EFSA Panel on Dietetic Products. Urine samples thawed at 4 °C were centrifuged 12, rpm, 4 °C, 10 min. Rib can pass through the blood-brain barrier and enter the brain by simple diffusion [19]. One study had participants complete an intense exercise program consisting of 15 all-out cycling sprints twice per day for one week.

Ribose sugar and brain health -

All of these findings further suggest that the detrimental effects of high concentrations of RIB and MAN in the body cannot be ignored. Among the significantly altered metabolites and genes in the RIB and MAN groups, we found four DEMs i.

Sn-glycerolphosphate is an important metabolite involved in the glycolysis pathway that affects signal transduction and brain development The combination of RIB and adenine promotes adenosine release, which acts as an important neuromodulator on hippocampal neuronal excitability and synaptic plasticity The other two metabolites were mainly categorized as amino acids.

Perturbed amino-acid metabolism has been implicated in the development of psychiatric diseases and AD 26 , The 81 DEGs in both the RIB and MAN groups were involved in serotonin transport, which is also reported to be related to psychiatric diseases and AD 17 , Thus, the anxiety-like behavior and spatial memory impairment induced by both high-dose RIB and MAN may involve common mechanisms of amino-acid metabolism and serotonin system dysregulation in the hippocampus.

Moreover, we found that the expression levels of Tnni3k and Tbx1 in the hippocampus were correlated with RIB induced depressive-like behavior. As RIB is an important component of ribonucleotides, we propose that the high doses of RIB induced depressive-like behavior may not only be associated with changes in the levels of Tnni3k and Tbx1, but may also be related to single-nucleotide polymorphism variation of these two genes.

The multi-functional enrichment analysis indicated that the effects of RIB were implicated in the Wnt signaling pathway and TCF7L2.

It has been reported that the TCF7L2 is a key transcriptional effector of the Wnt signaling pathway 50 , which is linked to psychiatric diseases and AD 51 , Based on the metabolite—gene network analysis, RIB induced depressive- and anxiety-like behavior and spatial memory impairment might be mediated by the insulin-POMC-MEK-TCF7L2 pathway.

Long-term oral administration of RIB increases serum insulin in mice 16 , and insulin regulates POMC neuronal plasticity to control glucose metabolism A meta-analysis of a genome-wide association study also revealed POMC and TCF7L2 that are associated with mood disorders Indeed, in this study, we found that Pomc and Tcf7l2 mRNA levels were both increased in the high-dose RIB group.

In addition, high-dose RIB induced the activation of MEK1 and MEK2. Moreover, this study indicated that the effects of MAN are involved in the regulation of calcium signaling, which is correlated with neurodegenerative and neuropsychiatric disorders According to the metabolite—gene network, MAN induced anxiety-like behavior and spatial memory impairment, possibly via the MAPK-CREB-GRIN2A-CaMKII pathway.

We confirmed that CaMKIIβ protein was activated in the high-dose MAN group. CaMKIIβ is believed to regulate neurotransmission and synaptic plasticity in response to calcium signaling produced by neuronal activity 58 , Furthermore, high-dose MAN increased Grin2a mRNA levels without impacting Grin2b.

GRIN2A and GRIN2B are two important glutamate ionotropic receptor NMDA type subunits, which can affect synaptic plasticity by regulating binding to CaMKII Moreover, high-dose MAN increased the phosphorylation level of p38MAPK, but decreased the phosphorylation level of CREB.

As p38MAPK activation is critical for NMDA receptor-dependent cognitive functions 61 , and NMDA receptor related-CREB pathway suppression might be correlated with hippocampal functional impairments 62 , the anxiety-like behavior and spatial memory impairment induced by MAN may also involve upregulation of GRIN2A in the hippocampus.

Here, we investigated the underlying pathogenesis using an integrated metabolomics and transcriptomics approach. Overall Fig. In contrast, high-dose MAN induced anxiety-like behavior and spatial memory impairment in mice, and the results suggest the involvement of the MAPK-CREB-GRIN2A-CaMKII pathway in the hippocampus.

Even if further research is warranted to verify these findings, ample attention should be given to the detrimental effects of high-dose RIB and MAN. The left panel shows that d -ribose induced depressive- and anxiety-like behavior and spatial memory impairment in mice by regulating the insulin-POMC-MEK-TCF7L2 pathway in the hippocampus.

The right panel illustrates that d -mannose induced anxiety-like behavior and spatial memory impairment in mice by regulating the MAPK-CREB-GRIN2A-CaMKII pathway in the hippocampus.

Cacn calcium channel, Calm calmodulin, Crk CT10 sarcoma oncogene cellular homolog, Fyn a Src family tyrosine-protein kinase, GRB2 growth factor receptor-bound protein 2, iGLUR ionic glutamate receptor, IRS1 recombinant insulin receptor substrate 1, SHC SH2-containing collagen-related proteins.

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Fekkes, D. Abnormal amino acid metabolism in patients with early stage Alzheimer dementia. Neural Transm. Vienna , — Morgan, D. Dopamine and serotonin systems in human and rodent brain: effects of age and neurodegenerative disease. To confirm the effect of Rib on accelerating the formation and accumulation of AGEs in the brain, we performed immunohistochemistry staining on microtome sections of the mouse brain Fig 6.

Compared with the control group, AGEs were observed to increase throughout the hippocampus of mice that had been injected with Rib for 30 days. However, no obvious differences in the hippocampus were found in the Glc-treated and control mice groups.

Furthermore, AGE signals were more clearly evident in the cortex of Rib-treated mice, compared with those treated with Glc. This indicates that the rapid formation of Rib-induced AGEs occurred in both the hippocampus and cortex. AGEs in the mouse brain were detected by immunohistochemistry using anti-AGEs monoclonal antibody.

We used immunofluorescent staining to further demonstrate that Rib is able to induce AGE formation in the mouse brain. As shown in Fig 7 , AGE signals were clearly visible in the cortex of mice treated with Rib but not in those treated with Glc or saline. The fluorescent signals of AGEs were mainly localized outside the nucleus.

Similar results were also observed in the hippocampus of the Rib group though the signals were relatively lower than those in the cortex.

AGEs in the mouse brain were detected by immunofluorescent staining. The brain sections were double-labeled for AGEs green and nuclei blue. AGEs, which have been found in the brains of senile dementia patients [20] , are cytotoxic [12] , [17]. To assess changes in the spatial learning and memory of mice whose brain AGE levels were elevated after injection of Rib, we tested their behavior in the Morris water maze.

During the training session, all mice improved their performance as indicated by shortened escape latencies over successive days, and mice from each treatment group had the same level of performance no significant individual effect was observed in the first three trials on day 1 prior to treatment.

Escape latencies of mice injected with Rib 0. Conditions for the injection of Rib were the same as those given in Fig 3. The length of time mice took to find the hidden platform was recorded as latency of escape during each of the seven training days panel A and B.

The length of the searching time spent in the quadrant when the platform was removed during the probe trial is shown in panel C. Withdrawal of the platform induced a general tendency to swim in the quadrant where the platform was previously located and in the platform zone, in preference to other equivalent zones.

Control, Rib 0. These results indicate that spatial learning and memory ability in Rib-treated mice are significantly impaired. As a reducing saccharide, Rib reacts with protein amino groups to initiate a post-translational modification process widely known as non-enzymatic glycation [1].

This reaction proceeds from reversible Schiff bases to stable, covalently-bonded Amadori rearrangement products. Once formed, the Amadori products undergo further chemical rearrangements to form irreversibly bound AGEs, which are a heterogeneous group of structures including pyrraline, pentosidine, crossline, and carboxymethyl-lysine [3].

As described previously, Rib is much more active in protein glycation than Glc in vitro [12] , [15] , [16]. Here, we also found that Rib reacts rapidly with proteins and showed that Rib treatment results in a significantly higher level of AGEs both in cultured cells and in the mouse serum and brain.

This demonstrates that AGEs result from ribosylation not only in mixtures of Rib and proteins in a test-tube, but also in cultured cells, and in the mammalian serum and brain. Even though glycation of proteins with reducing saccharides has been widely studied, the formation of monosaccharide-induced intracellular AGEs has not previously been observed.

Here, 10 mM Rib enhanced AGE formation in cultured cells, and diminished cell viability. This work is the first to show that Rib enhances the yield of AGEs in HEKT and SH-SY5Y cells and primary cultured hippocampal neurons.

Rib showed significantly higher cytotoxicity than Glc in cell culture. The high cytotoxicity of Rib may result from the rapid formation of AGEs as a result of ribosylation under these experimental conditions. Furthermore, this monosaccharide also enhances the yield of AGEs in both the hippocampus and cortex of the mouse brain after intraperitoneal injection.

Impairment of spatial cognition was observed to be coincident with these increases in intracellular AGEs when Rib-treated mice were tested in the Morris water maze. Glc, however, was unable to elevate the yield of AGEs under our experimental conditions. This clearly demonstrates that an overload of Rib may result in a high level of AGEs in the brain and neurons.

We would like to emphasize that Rib is much more effective than Glc in the glycation of proteins not only in vitro, but also in vivo. The intracellular AGE-enhanced cell model and the AGE-enhanced cognitive impairment mouse model successfully established here can be used for further investigation of the mechanisms behind the phenomena observed.

As shown in the results of Western blotting Fig 2 and 5 , a low level of glycated proteins or AGEs is already present under physiological conditions in both cells and the mouse brain since cells and blood contain certain concentrations of reducing saccharides. High levels of Rib are not only able to enhance AGE formation in vivo , but also induce dysfunction of spatial cognition.

This is the first time that Rib-induced cognitive impairment has been observed in mice. The spatial learning and memory ability of mice markedly declined after 30 days of Rib administration.

However, those that were injected with the same concentration of Glc did not show significant impairments of spatial cognition compared with saline controls.

This suggests that Rib overload for a relatively long period may be harmful to brain function. This treatment paradigm of inducing high levels of AGEs in the brain by administration of Rib can be used as a model for the study of dementia.

Here, we believe that the decline in learning and the loss of memory are due to ribosylation and its resultant AGEs; glycation with Rib induces mouse spatial cognitive impairment.

This viewpoint is based on the following observations and data. Finally, 7 Decline in learning and memory is observed in Rib-injected mice, but not in Glc-injected and control mice. AGEs were clearly evident in the hippocampus and cortex of Rib-injected mice Fig 6.

Glc, however, did not significantly elevate AGEs in the mouse brain under the same conditions. Toxic AGEs have previously been implicated in diabetes [3] , cataracts [23] , renal failure [24] , and other disorders [25].

Immunohistochemical studies have demonstrated the presence of AGEs in the senile plaques of brains from Alzheimer' disease patients [20] , suggesting a link between AGEs and senile plaque formation. Takeda and colleagues have reported that AGE deposits are markedly increased in the hippocampus and the parahippocampus of the brains of Alzheimer's disease patients [26].

Furthermore, it has recently become clear that glycation is also involved in other neurodegenerative diseases and cognitive disorders [27]. This indicates that an AGE overload in the brain may be related to the dysfunction of learning and memory.

The relationship between AGE accumulation, cognitive decline and neurodegenerative disease is still under active investigation. Multiple studies have suggested that AGEs are directly neurotoxic to cultured neurons [15] , [17].

AGEs and their precursors methylglyoxal and glyoxal may increase the aggregation and cytotoxicity of intracellular amyloid-beta carboxy-terminal fragments [28]. AGEs, as a kind of specific ligand, can also interact with receptors for advanced glycation end products RAGE and activate an array of signal transduction cascades [29].

By the interaction with RAGE, AGEs may be involved in the generation of ROS and inflammation, and may play a role as activating factors for neuroglia cells such as astrocytes or microglias [30] , [31] , inducing them to produce cytotoxic cytokinelike molecules which then may induce further neuronal cell injury and death and dysfunction of the brain.

However, whether AGEs induced by Rib are the same as those generated spontaneously in vivo , and the mechanism by which Rib-induced AGEs impair spatial learning and memory, need further investigations. As a readily available source of energy, ribose is used to improve athletic performance and the ability to exercise by boosting muscle energy.

It has also been used to improve symptoms of conditions such as chronic fatigue syndrome, fibromyalgia, and coronary artery disease [32] , [33] , [34].

Rib, as a bioactive ingredient is used widely in nutrition and medicine. Large quantities of Rib are consumed as health supplements and in functional food and beverage formulations each year. However, Rib is very active in the glycation of proteins and its associated chronic risks should be taken into consideration.

Our results have shown that administration of high doses of Rib over a long period can lead to high yields of AGEs in vivo and cognitive dysfunction.

Glycation affects the biological functions of proteins and crosslinking by glycation results in the formation of detergent-insoluble and protease-resistant aggregates. Thus, the effects of ribosylation on the human brain should be regularly examined during long term administrations of Rib as a drug.

Our findings on the importance of ribosylation are relevant to medical professionals monitoring the therapeutic use of Rib. In summary, we have shown that Rib rapidly reacts with proteins and produces AGEs in cells, inducing a decrease in cell viability.

Administration of Rib to mice leads to the accumulation of a significantly high concentration of AGEs in the brain and subsequent impairment of spatial learning and memory ability. Administration of Rib can thus be used to establish a mouse model of dysfunction in spatial cognition.

The handling of mice and experimental procedures were approved by the Animal Welfare and Research Ethics Committee of the Institute of Biophysics, Chinese Academy of Sciences Permit Number: SYXK Primary hippocampal neuron cultures were prepared from day-old Sprague-Dawley rat embryos as described previously [39].

Mature hippocampal neurons cultured for 14 days were prepared for treatment. For all experiments, the culture medium was replaced with serum-free medium before Rib or Glc treatment. Cells were incubated with Rib Amresco, USA or Glc Sigma, USA at concentrations of 10 mM and 50 mM for 48 hours.

Cells were then collected to prepare cellular extracts for Western blots. To determine cell viability, we used the standard 3- 4, 5-dimethylthiazolyl -2, 5-diphenyl tetrazolium bromide MTT; Sigma, USA test, with the slight modifications suggested by Mayo and Stein [40].

After 24 hours, the culture medium was replaced with serum-free medium in the presence of Rib or Glc at different concentrations. Medium without monosaccharides was used as a control. After 48 or 96 hours of treatment, MTT final concentration 0.

The reaction was stopped by replacement of the MTT-containing medium with µl DMSO Amresco, USA , and absorbance at nm was measured on a Multiscan MK3 spectrophotometer Thermo, USA. After 1 week of acclimatization to the cages, mice were randomly divided into five groups and received intraperitoneal injections each day for 30 days with Rib at doses of 0.

All mice were maintained in animal facilities under pathogen-free conditions. After days of injections, the Morris water maze MWM test was performed as described previously [41].

The experimental apparatus consisted of a circular water tank 90 cm in diameter, 35 cm in height , containing water 23±1°C to a depth of A platform 4. The water tank was located in a test room, which contained various prominent visual cues.

Each mouse received three periods of training per day for seven consecutive days. Latency to escape from the water maze finding the submerged escape platform was calculated for each trial. On day 8, the probe test was carried out by removing the platform and allowing each mouse to swim freely for 60 seconds.

The time that mice spent swimming in the target quadrant where the platform had been located during hidden platform training was measured. All data were recorded with a computerized video system. After behavioral testing, mice were sacrificed and their blood about 0.

Glycated serum protein GSP [43] and blood glucose [44] were measured using kits obtained from the Nanjing Jiancheng Bioengineering Institute China according to the manufacturer' guidelines.

The activity of the serum enzymes alanine aminotransferase ALT [45] , aspartate aminotransferase AST [46] and serum creatinine [47] was determined using a spectrophotometric diagnostic kit from Biosino Biotechnology Company Ltd. The level of AGEs or pentosidine was determined in cultured cells, brain tissues, and mice sera as described previously [12].

Membranes were then incubated respectively with anti-AGE 6D12 monoclonal antibody TransGenic, Japan , anti-pentosidine PEN12 monoclonal antibody TransGenic, Japan or anti-β actin monoclonal antibody Sigma, USA overnight at 4°C.

Each membrane was washed three times with PBS with 0. The membranes were again washed three times with PBST, and then immunoreactive bands were visualized using enhanced chemiluminescence detection reagents Applygen, China. The protein bands were visualized after exposure of the membranes to Kodak X-ray film and quantified by Quantity One 1D analysis software 4.

After fixation, brains were embedded in paraffin blocks. Five to eight micrometer thick sections were processed for immunohistochemical analyses. Deparaffinized and hydrated sections were incubated in Target Retrieval Solution at 95°C for 30 minutes for enhancement of immunoreactivity, then permeabilized with 0.

The specimens were incubated overnight at 4°C in anti-AGEs 6D12 monoclonal antibody solution diluted in PBS. After washing with PBS, sections were subsequently incubated with biotin-labeled secondary antibodies 37°C, 1 hour.

The immunoreaction was detected using horseradish peroxidase-labeled antibodies 37°C, 1 hour and red staining was visualized with an AEC system Nikon Optical, Japan. Immunofluorescent staining was performed as described [48].

Bound antibodies were visualized with Alexa conjugated anti-mouse IgG Invitrogen, USA and cell nuclei were stained with the DNA-specific fluorescent reagent Hoechst Immunolabeled tissues were observed under an Olympus FV laser scanning confocal microscope Olympus, Japan.

All values reported are means ± standard errors SE unless otherwise indicated. Data analysis was performed by one way analysis of variance ANOVA using Origin 7. Store D-ribose in a cool, dry place, away from children and pets.

Discard after one year or as indicated on the packaging. Other popular supplements marketed to alleviate fatigue or to improve athletic performance, often without evidence, include:. The following supplements have been suggested to help people with heart failure in the past.

However, there's mixed evidence for their use:. Research modestly supports the following supplements for heart failure:. Ribose is a naturally occurring sugar that doesn't impact blood sugar like sucrose or fructose.

D-ribose has decreased blood sugar levels. If you have hypoglycemia or are taking certain types of medication, talk to your healthcare provider before you use D-ribose supplements. While limited research suggests D-ribose may be helpful for people who have medical disorders that affect muscle function and energy levels, one study suggested it didn't improve healthy athletes' performance.

No foods contain high amounts of ribose. Supplements are a source of D-ribose. Some foods contain low amounts of D-ribose. It's also available as a dietary supplement in most health food stores, pharmacies, and online.

Low levels of D-ribose are consumed in the diet. D-ribose is found in meats like beef and chicken, though amounts vary. Cooking likely decreases the amount of ribose available. D-ribose is sold as capsules, tablets, and a powder that can be mixed with a non-carbonated beverage. It is a naturally occurring sugar and tastes sweet.

When selecting a brand of supplements, look for products that have been certified by one or more of these organizations:. Due to the limited research, it's too soon to recommend D-ribose supplements for any condition.

It's also important to note that self-treating a condition and avoiding or delaying standard care may have serious consequences. If you're considering using D-ribose supplements to treat any chronic condition, talk to your healthcare provider before starting the supplement.

NIH Office of Dietary Supplements. Dietary Supplements for Exercise and Athletic Performance. National Center for Biotechnology Information. PubChem Compound Summary for CID , D-Ribose. Pierce JD, Shen Q, Mahoney DE, et al.

Am J Cardiol. EFSA Panel on Dietetic Products, Nutrition and Allergies NDA , Turck D, Bresson J, et al. Cao W, Qiu J, Cai T, Yi L, Benardot D, Zou M. Effect of D-ribose supplementation on delayed onset muscle soreness induced by plyometric exercise in college students.

J Int Soc Sports Nutr. Seifert JG, Brumet A, St Cyr JA. The influence of D-ribose ingestion and fitness level on performance and recovery. Published Dec Heidenreich PA, Bozkurt B, Aguilar D, et al.

Bayram M, St. Cyr JA, Abraham WT. D-ribose aids heart failure patients with preserved ejection fraction and diastolic dysfunction: a pilot study. Therapeutic Advances in Cardiovascular Disease. Teitelbaum JE, Johnson C, St Cyr J.

The use of D-ribose in chronic fatigue syndrome and fibromyalgia: a pilot study. J Altern Complement Med.

Jones K, Probst Y. Role of dietary modification in alleviating chronic fatigue syndrome symptoms: a systematic review. Aust N Z J Public Health.

Mahoney DE, Hiebert JB, Thimmesch A, et al. Understanding D-Ribose and Mitochondrial Function. Adv Biosci Clin Med. Thompson J, Neutel J, Homer K, Tempero K, Shah A, Khankari R. Evaluation of D-ribose pharmacokinetics, dose proportionality, food effect, and pharmacodynamics after oral solution administration in healthy male and female subjects.

J Clin Pharmacol. EFSA Panel on Dietetic Products, Nutrition and Allergies NDA , Turck D, Bresson JL, et al. EFSA J. Published May Wu B, Wei Y, Wang Y, et al. Gavage of D-Ribose induces Aβ-like deposits, Tau hyperphosphorylation as well as memory loss and anxiety-like behavior in mice.

Bronzato S, Durante A. Dietary Supplements and Cardiovascular Diseases. Int J Prev Med. Published Sep

D-ribose Quenching dry mouth can offer hhealth benefits for those barin certain conditions like Sugaf disease, heallth, or myoadenylate Ribosw deficiency MAD. Traditional fermentation techniques research Antidepressant for borderline personality disorder needed, but emerging studies look promising. Though Glycogen replenishment for bodybuilders body naturally produces ribose, some believe that D-ribose supplements can improve health or exercise performance. For this reason, research has examined whether ATP supplements can help improve energy stores in muscle cells. One study had participants complete an intense exercise program consisting of 15 all-out cycling sprints twice per day for one week. After the program, participants took approximately 17 grams of D-ribose or a placebo three times per day for three days. Researchers assessed ATP levels in the muscle over these three days and then performed an exercise test consisting of cycling sprints. Thank you Traditional fermentation techniques visiting heath. You are Blood circulation and varicose veins a browser version Ribose sugar and brain health limited support for Brin. To obtain the nealth experience, we recommend you use a more up to date sugr or turn off compatibility mode in Internet Explorer. In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript. Our previous work has shown that d -ribose RIB -induced depressive-like behaviors in mice. However, the relationship between variations in RIB levels and depression as well as potential RIB participation in depressive disorder is yet unknown. Ribose sugar and brain health

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