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Endocrinology & Metabolism news
Neuroscience
Intermittent fasting increases sex drive in male mice: An approach for low libido in humans?
Long-term fasting in 24-hour cycles increases the sex drive of male mice by lowering the concentration of the neurotransmitter serotonin in the brain. This effect is linked to a diet-induced deficiency of the precursor substance ...
8 hours ago
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Medical research
Oral contraceptives and smoking shown to impact steroid hormone levels in healthy adults
Steroid hormone levels in healthy adults are influenced by oral contraceptives and smoking, as well as other lifestyle choices and factors such as biological sex and age, according to new research that has just been published ...
5 hours ago
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Comprehensive insights into rare triglyceride disorder provided in new study
Triglycerides are a vital source of energy, but when levels become dangerously high, they can lead to serious health complications, including pancreatitis. One such condition, chylomicronemia, is a rare but severe disorder ...
6 hours ago
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Consortium advances a test to detect drug-induced liver injury
Researchers from Critical Path Institute's (C-Path) Predictive Safety Testing Consortium have proposed glutamate dehydrogenase (GLDH) as a more liver-specific biomarker for detecting liver injury, supporting clearer decision-making. ...
6 hours ago
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Cyanide plays a major role in the human body, study reveals
Cyanide is a highly lethal chemical that has been used in warfare and poisonings for centuries—that was the general consensus on the naturally occurring chemical up until spring 2025. But in a global study published in ...
Mar 27, 2025
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Fueling sleep: Researchers show key metabolic link to restful nights
Scientists have long recognized the brain's need for energy, but new research from the University of Kentucky's Sanders-Brown Center on Aging has now illuminated how the brain's energy utilization significantly influences ...
Mar 27, 2025
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Atlas of brain's mitochondria reveals high cognition areas supplied with more energy
Everything the brain does—from storing memories to interpreting sights to regulating emotions—requires energy, all produced by cellular organelles called mitochondria.
Mar 26, 2025
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Calorie-free sweeteners can disrupt the brain's appetite signals, study finds
Compared to sugar, consuming sucralose—a widely used sugar substitute—increases activity in the hypothalamus, a brain region that regulates appetite and body weight, according to a new USC study.
Mar 26, 2025
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Rapid liver regeneration: New mechanism is triggered by glutamate just minutes after damage occurs
The liver is a vital organ, crucial to digestion, metabolism and the elimination of toxins. It has a unique ability, regeneration, which allows it to replace liver cells damaged by the very toxins that these cells eliminate. ...
Mar 26, 2025
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How time-restricted eating affects weight loss
Time-restricted eating is the latest craze for people looking to lose weight, but whether it works is still the calorie-burning question.
Mar 26, 2025
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Targeting hormones could reduce risk of fatty liver disease
A deeper understanding of a gene that predisposes patients to fatty liver disease may open new avenues for treatment of the condition, according to Yale research published in Cellular and Molecular Gastroenterology and Hepatology.
Mar 26, 2025
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Researchers identify neurons in brain that regulate energy levels and body temperature
Scientists at Pennington Biomedical Research Center have gained greater clarity in the brain regions and neurons that control metabolism, body temperature and energy use. Featured in the February edition of the journal Metabolism, ...
Mar 26, 2025
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Marathon runners undergo reversible reductions in myelin in the brain during a race, study reveals
A team of neurologists, neuroradiologists and biomaterials specialists affiliated with several institutions in Spain has found that marathon runners undergo a reversible reduction in myelin in the brain during a race. In ...
Discovery of 'cancer-cell hubs' reveals cooperative phenomena in cervical cancer
A Japanese research team has discovered a novel global cooperative phenomenon of cell interactions in cervical cancer cells. Their findings suggest that the cells are metabolically connected in a functional network. The framework ...
Mar 25, 2025
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Most in-depth simulation of brain metabolism yet reveals new targets for future dementia treatments
A new open-source model of brain metabolism—the most complex ever generated—has shown how altering key chemicals could restore aged cells to their youthful activity and resilience.
Mar 25, 2025
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Abundance of key immune cells may be influenced by estrogen and XX chromosomes
Women have a higher proportion of key immune cells between puberty and menopause, which may be linked to the sex hormone estrogen and explain why they are less susceptible to certain infectious diseases than men, according ...
Mar 25, 2025
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Ibuprofen inhibits human sweet taste and glucose detection by taste cells, according to study
Past studies have shown that the human sweet taste receptor conveys sweet perception in the mouth and may help regulate glucose metabolism throughout the body. At the same time, the anti-inflammatory medications ibuprofen ...
Mar 25, 2025
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Postpartum female preference for cooler temperatures linked to brain changes
Mothers experience major metabolic adaptations during pregnancy and lactation to support the development and growth of new life. Although many metabolic changes have been studied, body temperature regulation and environmental ...
Mar 25, 2025
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Amino acid profiles reveal promising biomarkers for muscle health in older people
The loss of muscle mass and strength poses an increasingly significant challenge for an aging society. Prof. Kristina Norman's team at the German Institute of Human Nutrition Potsdam-Rehbruecke (DIfE) has now shown that amino ...
Mar 25, 2025
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Revealing brain energy dynamics: Decoding the response to epileptic seizures
Cell survival depends on the energy molecule adenosine triphosphate (ATP)—it's like the fuel that keeps our brain running. Intracellular ATP levels are thought to remain constant, given its importance. To maintain this ...
Mar 24, 2025
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Fatty liver linked to increased risk of death from several diseases
A comprehensive study from Karolinska Institutet shows that people with fatty liver disease have almost twice the mortality rate of the general population.
Mar 24, 2025
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Blood-derived immune cells show metabolic defects in children with Dravet syndrome
New research from the University of Colorado Anschutz Medical Campus is the first to identify defects related to metabolism (how the body processes and uses energy) in lymphoblast cell lines (LCLs) derived from blood samples ...
Mar 24, 2025
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Addressing the gender gap in diet-related research
La Trobe scientists have developed an animal model that for the first time mimics how the combination of fat, salt, and sugar in modern fast-food diets can cause cardiovascular issues like high blood pressure and type 2 diabetes ...
Mar 24, 2025
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Automated insulin delivery improves glycemic control of type 2 diabetes in randomized trial
Jaeb Center for Health Research conducted a randomized controlled trial evaluating the impact of automated insulin delivery (AID) in adults with insulin-treated type 2 diabetes. AID significantly lowered glycated hemoglobin ...
The 'longevity protein' SIRT5 could be a key factor in delaying age-related skeletal muscle decline
A collaborative study led by Prof. Liu Guanghui from the Institute of Zoology of the Chinese Academy of Sciences and Dr. Wang Si from Xuanwu Hospital, Capital Medical University, has unveiled a novel molecular mechanism that ...
Mar 21, 2025
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