Category Health/Medical

Researchers discover new microprotein that controls metabolic health in mouse fat cells

Mouse fat cells filled with lipid droplets (green).
Mouse fat cells filled with lipid droplets (green).
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Credit: Salk Institute

Like bees breathing life into gardens, providing pollen and making flowers blossom, little cellular machines called mitochondria breathe life into our bodies, buzzing with energy as they produce the fuel that powers each of our cells. Maintaining mitochondrial metabolism requires input from many molecules and proteins—some of which have yet to be discovered.

Salk Institute researchers are taking a closer look at whether mitochondria rely on microproteins—small proteins that have been difficult to find and, consequently, underestimated for their role in health and disease...

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Clinical trial shows constipation drug can treat patients with chronic kidney disease

World's first clinical trial showing lubiprostone aids kidney function
Administering lubiprostone alters gut microbiota, leading to improved mitochondrial function and suppression of inflammation. This improved renal function by increasing the levels of aguA and polyamines. Credit: Shun Watanabe

Chronic kidney disease (CKD) is a major health issue worldwide. Many patients end up requiring regular dialysis to avoid kidney failure and stay alive. Despite the severity of the condition, there are currently no drugs available that improve kidney function.

A research group led by Tohoku University Graduate School of Medicine’s Professor Takaaki Abe has found a remarkable solution to treat patients with CKD by co-opting a drug typically used for constipation...

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Cognitive behavioral therapy can alter brain structure and boost gray matter volume, study shows

brain
Credit: Pixabay/CC0 Public Domain

Psychotherapy leads to measurable changes in brain structure. Researchers at Martin Luther University Halle-Wittenberg (MLU) and the University of Münster have demonstrated this for the first time in a study in Translational Psychiatry by using cognitive behavioral therapy.

The team analyzed the brains of 30 patients suffering from acute depression. After therapy, most of them showed changes in areas responsible for processing emotions. The observed effects are similar to those already known from studies on medication.

Around 280 million people suffer from severe depression worldwide. This depression leads to changes in the brain mass of the anterior hippocampus and amygdala...

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Gene–diet interactions help regulate the body’s daily rhythms, research reveals

Gene-diet interactions help regulate the body's daily rhythms
Credit: Cell Metabolism (2025). DOI: 10.1016/j.cmet.2025.07.010

Our bodies follow a natural 24-hour cycle known as the circadian rhythm that influences everything from sleep to metabolism. While scientists have long known that certain core circadian clock genes help regulate these rhythms, a new study led by researchers at Baylor College of Medicine reveals that there is an additional layer of regulation—diet interacts with an individual’s genetic makeup, influencing daily patterns of gene activity in the liver, especially those related to fat metabolism.

These findings, published in Cell Metabolism, reveal a previously underappreciated temporal aspect of the interactions between genetics and the environment in regulating lipid metabolism, with implications for individual variat...

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