metabolism
Mammals May Have a 12-Hour Clock
Mammals May Have a 12-Hour Clock
Ashley Yeager | Jun 6, 2017
Data point to peaks in gene expression in the morning and evening that are distinct from day-night circadian cycles.
Running on Empty
Running on Empty
Bob Grant | Jun 1, 2017
Regularly taking breaks from eating—for hours or days—can trigger changes both expected, such as in metabolic dynamics and inflammation, and surprising, as in immune system function and cancer progression.
Naked Mole Rats Can Survive Long Periods Without Oxygen
Naked Mole Rats Can Survive Long Periods Without Oxygen
Diana Kwon | Apr 25, 2017
The resilient rodents switch to fructose metabolism in order to survive for up to 18 minutes in anaerobic conditions.
Sweet Trick, Hawkmoths
Sweet Trick, Hawkmoths
Bob Grant | Apr 17, 2017
The fast-flying insects convert sugars from nectar into antioxidants, which can help heal the oxidative damage suffered by their hard-working muscles.
Study: Rat Moms’ Diets Affect Offspring Obesity Risk
Study: Rat Moms’ Diets Affect Offspring Obesity Risk
Jef Akst | Dec 15, 2016
Female rats fed a typical Western diet had offspring that were at higher risk of obesity than moms fed low-fat, high-grain meals.
Altered Microbiome Contributes to Exaggerated Post-Diet Weight Regain in Mice
Altered Microbiome Contributes to Exaggerated Post-Diet Weight Regain in Mice
Tracy Vence | Nov 24, 2016
Obesity-associated microbiome composition can persist after weight loss, affecting the exchange of metabolites between a mouse and its resident bugs, researchers report.
“Food Coma” Phenomenon Studied In Fruit Flies
“Food Coma” Phenomenon Studied In Fruit Flies
Joshua A. Krisch | Nov 23, 2016
After a large meal, Drosophila seem to drift into a stuffed stupor.
Neurometabolic Disorders Could Contribute to Depression
Neurometabolic Disorders Could Contribute to Depression
Ben Andrew Henry | Nov 1, 2016
Impairments in the production of neurotransmitters may lead to depression in some patients, preliminary results show, opening new avenues for research.
Health Effects of Mitochondrial, Nuclear DNA Mismatch
Health Effects of Mitochondrial, Nuclear DNA Mismatch
Ruth Williams | Jul 6, 2016
Mismatched ancestral origins of mitochondrial and nuclear DNA boost mouse health.
Marine Bacteria Share Carbon Assimilation Duties
Marine Bacteria Share Carbon Assimilation Duties
Catherine Offord | Jul 1, 2016
Taxonomic differences in bacterioplankton amino acid uptake