PapersFlow Research Brief
Biochemical effects in animals
Research Guide
What is Biochemical effects in animals?
Biochemical effects in animals refer to the physiological and pathophysiological impacts of carnosine, a histidine dipeptide exhibiting antioxidant and neuroprotective properties, particularly through β-alanine supplementation influencing muscle carnosine levels, exercise performance, diabetic nephropathy, and oxidative stress mitigation.
The field encompasses 67,937 papers on carnosine-related physiology in animals. Research examines β-alanine supplementation's elevation of muscle carnosine and its benefits for exercise performance. Studies also address carnosine's roles in neuroprotection, diabetic nephropathy, aging, and countering oxidative stress.
Topic Hierarchy
Research Sub-Topics
Muscle Carnosine and β-Alanine Supplementation
This sub-topic investigates β-alanine dosing protocols elevating intramuscular carnosine for high-intensity exercise buffering. Researchers measure carnosine loading kinetics and performance gains in athletes.
Carnosine as Antioxidant in Animals
This sub-topic examines carnosine's quenching of reactive oxygen species and protection against lipid peroxidation. Researchers study dose-response in rodent models of oxidative injury.
Neuroprotective Effects of Carnosine
This sub-topic explores carnosine's mitigation of excitotoxicity, glycation, and metal chelation in neuronal cultures. Researchers test in stroke, Alzheimer's, and Parkinson's animal paradigms.
Carnosine in Diabetic Nephropathy Models
This sub-topic evaluates carnosine's amelioration of hyperglycemia-induced renal damage via AGE inhibition. Researchers use streptozotocin-diabetic rodents to quantify proteinuria and fibrosis endpoints.
Carnosine and Aging Processes
This sub-topic assesses carnosine's anti-glycation and mitochondrial preservation delaying senescence. Researchers employ senescent cell models and lifespan extension studies in invertebrates and mammals.
Why It Matters
Carnosine demonstrates antioxidant properties that address oxidative stress, a key factor in degenerative diseases like cancer, heart disease, and brain dysfunction, as Ames et al. (1993) linked oxidant by-products of metabolism to DNA, protein, and lipid damage in aging processes. In diabetes, oxidative stress from glucose oxidation and glycation contributes to pathogenesis, with Maritim et al. (2003) reviewing how antioxidants may counteract free radical formation in both type 1 and type 2 diabetes mellitus. Uttara et al. (2009) outlined antioxidant therapies for neurodegenerative diseases, where imbalanced free radical production exceeds the body's defenses, offering potential interventions grounded in these biochemical effects.
Reading Guide
Where to Start
"Oxidants, antioxidants, and the degenerative diseases of aging." by Ames et al. (1993), as it provides foundational explanation of oxidant damage to biomolecules and its role in aging, serving as entry to carnosine-related antioxidant research.
Key Papers Explained
Ames et al. (1993) "Oxidants, antioxidants, and the degenerative diseases of aging." establishes oxidative damage as central to aging pathology. Maritim et al. (2003) "Diabetes, oxidative stress, and antioxidants: A review" builds on this by detailing free radical mechanisms in diabetes. Uttara et al. (2009) "Oxidative Stress and Neurodegenerative Diseases: A Review of Upstream and Downstream Antioxidant Therapeutic Options" extends to neurodegeneration, connecting antioxidant therapies across conditions.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Research focuses on carnosine and β-alanine supplementation for muscle carnosine elevation, exercise performance enhancement, and diabetic nephropathy mitigation, with ongoing exploration of oxidative stress and aging processes in animal physiology.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Two new Later Stone Age sites from the Final Pleistocene in th... | 2024 | CLOK (University of Ce... | 23.8K | ✓ |
| 2 | Oxidants, antioxidants, and the degenerative diseases of aging. | 1993 | Proceedings of the Nat... | 6.0K | ✓ |
| 3 | Resveratrol Improves Mitochondrial Function and Protects again... | 2006 | Cell | 3.9K | ✓ |
| 4 | Oxidative Stress and Neurodegenerative Diseases: A Review of U... | 2009 | Current Neuropharmacology | 3.3K | ✓ |
| 5 | Diabetes, oxidative stress, and antioxidants: A review | 2003 | Journal of Biochemical... | 3.1K | ✕ |
| 6 | Nutrient control of glucose homeostasis through a complex of P... | 2005 | Nature | 3.1K | ✕ |
| 7 | ON TYROSINE AND TRYPTOPHANE DETERMINATIONS IN PROTEINS | 1927 | Journal of Biological ... | 2.9K | ✓ |
| 8 | Free Radicals: Properties, Sources, Targets, and Their Implica... | 2014 | Indian Journal of Clin... | 2.8K | ✓ |
| 9 | Free radicals, antioxidants, and nutrition | 2002 | Nutrition | 2.5K | ✕ |
| 10 | Development of a Strain of Spontaneously Hypertensive Rats | 1963 | Japanese Circulation J... | 2.5K | ✕ |
Frequently Asked Questions
What role does oxidative stress play in aging and degenerative diseases?
Oxidant by-products from normal metabolism damage DNA, protein, and lipid, contributing to aging and diseases such as cancer, heart disease, and brain dysfunction. Ames et al. (1993) argued this damage mirrors radiation effects and is a major aging contributor. Antioxidant systems help mitigate these biochemical effects in animals.
How does oxidative stress contribute to diabetes?
Oxidative stress arises in diabetes from glucose oxidation, nonenzymatic glycation, and sorbitol pathway reactions, promoting free radical formation. Maritim et al. (2003) noted this plays a major role in both types of diabetes mellitus pathogenesis. Antioxidants are examined to reduce these effects.
What are the sources and implications of free radicals in diseases?
Free radicals result from normal aerobic metabolism and environmental factors, targeting cells and causing oxidative damage. Alugoju et al. (2014) detailed their properties, sources, and roles in various diseases. The body's antioxidant defenses counterbalance these biochemical impacts.
How do nutrients influence antioxidant defenses?
Nutrition provides essential antioxidants that support cellular protection against free radicals. Fang et al. (2002) reviewed how dietary components modulate oxidant-antioxidant balance. This affects biochemical effects in animal physiology.
What is the connection between oxidative stress and neurodegenerative diseases?
Overproduction of free radicals overwhelms antioxidant systems, leading to neuronal damage in diseases like Alzheimer's and Parkinson's. Uttara et al. (2009) reviewed upstream and downstream antioxidant options. Therapeutic strategies target these pathways.
Open Research Questions
- ? How does carnosine specifically elevate muscle carnosine levels through β-alanine supplementation in animal models of exercise?
- ? What mechanisms link carnosine to neuroprotection against oxidative stress in aging animals?
- ? Can carnosine interventions mitigate progression of diabetic nephropathy in physiological studies?
- ? Which histidine dipeptides most effectively buffer oxidative stress during high-intensity exercise in animals?
- ? How do antioxidant properties of carnosine interact with metabolic pathways in pathophysiological states like hypertension?
Recent Trends
The field maintains 67,937 works with emphasis on carnosine’s antioxidant and neuroprotective roles, β-alanine supplementation for muscle carnosine, exercise performance, diabetic nephropathy, and oxidative stress in aging, as reflected in keyword trends without specified 5-year growth data.
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