The size of the human brain increased profoundly during evolution. A certain gene that is only found in humans triggers brain stem cells to form a larger pool of stem cells. As a consequence, more neurons can arise, which ...
Jan 7, 2020
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The brain determines when it is time to feed—but how does it know? Findings from St. Jude Children's Research Hospital provide new understanding of how the brain orchestrates this process. Skeletal muscle, like other tissues, ...
Dec 13, 2019
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The brain mechanism that enables us to maintain a constant body temperature may also be the key to rapid weight loss, a new study finds. In experiments involving mice that were given a calorie-restricted diet, scientists ...
Dec 2, 2019
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Weight gain occurs when an individual's energy intake exceeds their energy expenditure—in other words, when calories in exceed calories out. What is less well understood is the fact that, on average, nearly half of the ...
Jun 17, 2019
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Astrocytes are overtaxed neurons' pit crew.
May 31, 2019
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Researchers at the University of Gothenburg, Sweden, have clarified the link between the molecule interleukin-6 (IL-6) in the brain and obesity. In experiments on rats and mice, they show that the molecule does affect the ...
May 3, 2019
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An enzyme that is responsible for the breakdown of specific amino acids in food plays a key role in the development of leukemias and brain cancer, according to scientists from the German Cancer Research Center (DKFZ) in Heidelberg. ...
Nov 9, 2017
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Human brains are expensive - metabolically speaking. It takes lot of energy to run our sophisticated grey matter, and that comes at an evolutionary cost.
Oct 20, 2017
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Scientists at Monash University's Biomedicine Discovery Institute have found a mechanism by which the brain coordinates feeding with energy expenditure, solving a puzzle that has previously eluded researchers and offering ...
Aug 1, 2017
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The human brain takes up only 2% of our body weight but uses 20% of the body's energy budget to power the communication between neurons. Stressful conditions put a strain on this energy supply, and disruption of this metabolic ...
Apr 8, 2016
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