Bacteria naturally present in the human intestine (known as the gut microbiota) can transform cholesterol-derived bile acids into powerful metabolites that strengthen anti-cancer immunity by blocking ...

When you're hungry, ghrelin hormone levels increase in your stomach and other parts of your body. Learn what causes its ...

1Laboratory of Signaling and Gene Regulation, Cecil H. and Ida Green Center for Reproductive Biology Sciences, University of Texas Southwestern Medical Center, Dallas, Texas. 2Section of Laboratory ...

including alpha-melanocyte stimulating hormone (α-MSH), oxytocin, endocannabinoids, and peroxisome proliferator-activated receptor modulators (PPARs). Many of these also seem able to prevent or repair ...

Normal thyroid-stimulating hormone (TSH) levels generally fall between 0.5 and 5.0 milliunits per liter (mU/L). If your TSH level is higher than 5.0 mU/L it suggests an underactive thyroid, or ...

Hotter temperatures may render natural insect repellents less effective against mosquitoes, according to a new study. Hotter temperatures may render natural insect repellents less effective ...

Studies have revealed that α2-adrenergic receptors (α2-ARs) can inhibit adenylyl cyclase ... The nuclei were stained with DAPI for 5 min, and after washing with PBS again, the intracellular ...

In a study published in Cell Stem Cell, Will and her colleagues showed that young mouse hematopoietic stem cells tightly regulate iron homeostasis to keep intracellular iron levels low, a capacity ...