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Smiling makes people more likely to see happiness in expressionless faces

Smiling for just a split second makes people more likely to see happiness in expressionless faces, new University of Essex research has revealed.

20 Feb 2024

Unlocking sulfasalazine's mechanism of action in IBD-SpA patients

Although it is one of the oldest medications used to treat patients with inflammatory bowel disease (IBD) and an effective treatment for an associated arthritis condition called spondyloarthritis (SpA), sulfasalazine's mechanism of action has been unclear.

20 Feb 2024

“Laboratory testicles” could solve male infertility mysteries

The testis is responsible for sperm production and testosterone synthesis. Abnormalities in testis development and function lead to disorders of sex development (DSD) and male infertility. Currently, no in vitro system exists for modeling the testis.

20 Feb 2024

Ultra-processed foods: A growing threat to public health

From fizzy drinks to cereals and packaged snacks to processed meat, ultra-processed foods are packed with additives.

20 Feb 2024

Novel therapy harnesses stem cell-derived exosomes for diabetic wound healing

Researchers unveiled a novel therapy for diabetic wound healing. This research highlights the use of exosomal miR-4645-5p from hypoxic bone marrow mesenchymal stem cells (BMSCs) to significantly enhance wound healing by promoting keratinocyte autophagy.

20 Feb 2024

New model pinpoints drug interactions in the digestive tract

Any drug that is taken orally must pass through the lining of the digestive tract. Transporter proteins found on cells that line the GI tract help with this process, but for many drugs, it's unknown which of those transporters they use to exit the digestive tract.

20 Feb 2024

Fasting-mimicking diet reduces biological age and disease risks, study shows

Cycles of a diet that mimics fasting can reduce signs of immune system aging, as well as insulin resistance and liver fat in humans, resulting in a lower biological age, according to a new USC Leonard Davis School of Gerontology-led study.

20 Feb 2024

Unveiling the role of CD24-Siglec10 axis in tumor immune evasion

Announcing a new article publication for BIO Integration journal. CD24, also known as heat-stable protein, is a highly glycosylated glycosylphosphatidylinositol junction membrane protein.

20 Feb 2024

Innovative computer model of the lung enables detailed simulation of radiation effects

An innovative computer model of a human lung is helping scientists simulate, for the first time, how a burst of radiation interacts with the organ on a cell-by-cell level.

20 Feb 2024

Researchers develop artificial cell environment to promote nerve regeneration

Injuries in the central nervous system heal poorly because cavities scar. Researchers hope to remedy this problem by filling the cavities in such a way that stem cells feel comfortable in them.

20 Feb 2024

Ultra-sensitive blood test predicts functional outcome in stroke patients

An ultra-sensitive blood test that reflects brain damage after acute ischemic stroke - and also predicts functional outcome.

20 Feb 2024

Researchers develop novel nanomedicine loaded with genetic material to fight HIV

Society learned about the value of mRNA during the COVID-19 pandemic when we saw scientists and medical professionals harness its power to deliver a vaccine for the virus within a year.

20 Feb 2024

NIH-funded research enhances genetic testing for health equity

To prevent an emerging genomic technology from contributing to health disparities, a scientific team funded by the National Institutes of Health has devised new ways to improve a genetic testing method called a polygenic risk score.

20 Feb 2024

Are avocados good for your heart health?

The effects of avocado intake on cardiometabolic risk factors.

20 Feb 2024

Novel genetic associations with anxiety unveiled in comprehensive study of over 1.2 million people

The genetic basis of anxiety disorders, identify genetic loci, and calculate polygenic risk scores for anxiety.

20 Feb 2024

Missing gut microbes after antibiotics and a high-fat diet may be to blame for sugar-free candy and gum giving you gas

A recent Cell study showed how a high-fat diet and antibiotic exposure could trigger sorbitol intolerance by depleting Clostridia from the gut microbiota.

20 Feb 2024

Sleep-circadian disturbances can trigger or worsen a range of psychiatric disorders

Problems with our sleep and internal body clock can trigger or worsen a range of psychiatric disorders, according to a new review of recent research evidence.

19 Feb 2024

How dopamine influences movement in Parkinson's

Dopamine, a chemical messenger in the brain, is mostly known for its role in how we experience pleasure and reward.

19 Feb 2024

Unveiling brain sex differences with AI

A new study by Stanford Medicine investigators unveils a new artificial intelligence model that was more than 90% successful at determining whether scans of brain activity came from a woman or a man.

19 Feb 2024

Mediterranean diet linked to better semen quality, study finds

A systematic review reveals that adherence to the Mediterranean diet improves semen quality in men of reproductive age, suggesting a positive impact on male reproductive health.

19 Feb 2024