metabolism

An engineered methylation pattern persisted for four generations of mice, demonstrating transgenerational epigenetic inheritance can occur in mammals.

Altering the rate of respiration in mitochondria changes how fast neurons grow, making mouse neurons grow more like human ones and vice versa, a study finds.

The odor prompted the animals’ fat cells to release lipids into circulation.

A jolt of norepinephrine in the mouse gut facilitates colonization by certain microbes, which in turn deplete glycine, enhancing cocaine-induced behaviors.

He was best known for his discovery that grapefruit juice makes some medications less effective or potentially dangerous.

Emergency responders arrived at a structure fire in Kansas City to find the two graduate students suffering from “apparent trauma” before they were declared dead at the scene.

Starving glioblastoma tumors of the cholesterol made by astrocytes could suppress brain cancer progression.

Researchers made the find using an algorithm that purportedly distinguishes between mutations that were selected for and those that came along for the ride by coincidence, a feat that has long eluded scientists.

For the first time, a team visualizes sensory nerves projecting into adipose tissue in mice and finds these neuronal cells may counteract the local effects of the sympathetic nervous system.

Researchers say they've figured out how some reproductive ants live up to 30 years—far longer than workers.

The simple act of chewing gum can raise the body’s metabolic rate by as much as 15 percent, a study finds.

Experimental evolution study sheds new light on the origin of animal-microbe symbioses and what it takes for bacteria to support their insect hosts.

A study’s authors say their oxygenating cocktail may lead to technologies that preserve organs in deceased people for longer periods for transplantation.