A strong amino-acid!
Citrullin cannot be isolated from arginine and ornithine. Indeed, their metabolisms are intimately linked and contribute to the regulation of urea and...
Naked mole rat: longevity champion!
Science likes "weird" animal models and the naked mole-rat is no exception. This small rodent from sub-Saharan Africa has fascinated...
1001 ways to stress a cell
Stress: oxidative, hypoxic, thermic, chemical, osmotic, inonizing, genotoxic... so many ways to stress a cell, and the list goes...
The pace of aging: a promising set of biomarkers?
A recent study from the Proceedings of the National Academy of Sciences journal states results from...
Telomeres and aging: what therapies?
Telomeres are short DNA segments located at the end of all chromosomes. They are synthesized by an enzyme called telomerase...
IP6 : a powerful vitamine B derivative
Inositol hexaphosphate (IP6) is a natural compound found in many plants, vegetables and food with high fiber content,...
Longevity regulation: pioneer research
A recent study in Proceedings of the National Academy of Sciences revealed the importance of the mitochondrial protein Sirtuin 4 (Sirt4) in regulating the...
Spermidine
Polyamines (polycin, spermidine and spermine) are a family of molecules derived from ornithine and are essential to many central cellular mechanisms, such as cell...
An excellent electron transporter
Coenzyme Q10, also known as ubiquinone, is known for its key role in the bioenergetic metabolism of mitochondria, the lung of...