metabolism
Irisin Skepticism Goes Way Back
Irisin Skepticism Goes Way Back
Kerry Grens | Mar 18, 2015
Post-publication peer reviewers had questioned data about the supposed fat-browning enzyme from the get-go.
As the Brain Ages
As the Brain Ages
Morten Scheibye-Knudsen | Mar 1, 2015
See human brains age in week-by-week time lapse images that divulge the existence of tiny strokes that damage white matter.
Nourishing the Aging Brain
Nourishing the Aging Brain
Morten Scheibye-Knudsen | Mar 1, 2015
Research reveals how the brain changes as we age and hints at ways to slow the decline.
Signs of Sleep Deprivation in the Blood
Signs of Sleep Deprivation in the Blood
Bob Grant | Feb 11, 2015
Circulating fats and acids drop in people and rats that aren’t getting enough sleep.
The Energy of Life
The Energy of Life
Jeffrey Marlow and Jan Amend | Feb 1, 2015
Extremophiles should not be viewed through an anthropocentric lens; what’s extreme for us may be a perfectly comfortable environment for a microbe.
Drug Stimulates Brown Fat
Drug Stimulates Brown Fat
Kerry Grens | Jan 28, 2015
A small study finds that an approved medication increases metabolic rate and the activity of thermogenic brown fat in men.
Cadherin Connection
Cadherin Connection
Jyoti Madhusoodanan | Dec 1, 2014
A multitasking plasma membrane protein coordinates cell division and energy metabolism in healthy—and perhaps also cancerous—Drosophila cells.
How Meat Can Harm Arteries
How Meat Can Harm Arteries
Molly Sharlach | Nov 5, 2014
Gut microbes produce a key intermediate metabolite that promotes atherosclerosis in a mouse model of red meat consumption.
Antibiotics Linked to Childhood Obesity
Antibiotics Linked to Childhood Obesity
Jef Akst | Oct 1, 2014
Taking multiple courses of common antibiotics before the age of 2 may increase a child’s risk of obesity.
Muscle to Mind
Muscle to Mind
Jyoti Madhusoodanan | Sep 25, 2014
Exercise-induced muscle metabolites protect the brain from stress-induced depression in a mouse model.