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Microscope image of gut villi and crypts, with different cell types labelled in different colors.
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Gut Immune Cells Undergo Surprising Relocation To Fight Infections

Pathogen-fighting immune cells go through a surprising transformation and relocation as they fight infections in the gut.
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Can an Intestinal Protein Help Cure Food Allergy?

Researchers have pinpointed an intestinal protein that influences gut microbes, causing the body to become intolerant to certain foods.
A female firefighter.
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PTSD Linked to Lower Levels of Anti-Müllerian Hormone in Female Firefighters

A University of Arizona study reveals that PTSD and anxiety significantly reduce anti-Müllerian hormone levels, a fertility marker, in women firefighters. The findings highlight the impact of mental health on reproductive health.
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Scientists Blame “Publish or Perish” Culture for Reproducibility Crisis

Science has a reproducibility crisis on its hands, and according to a new study in PLoS Biology, biomedical researchers believe the infamous “publish or perish” research culture is behind it.
A girl wearing headphones, representing someone with autism.
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Dopamine’s Role in Autism

Karolinska Institutet researchers identified dopamine-acetylcholine disruptions in the basal ganglia as key contributors to autism-related behavioral inflexibility. The study reveals how mutations in the eIF4E gene impair neurotransmitter release.
A newborn baby.
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Blood Biomarkers Linked to SIDS Risk

A UVA research team identified 35 blood metabolites linked to SIDS, including key markers like ornithine and sphingomyelins, which impact neural and respiratory development. These findings highlight biological pathways underlying SIDS.
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Repetitive HIV Vaccines Can Lead to Antibodies Against Antibodies

For some HIV vaccines, repetitive immunizations lead to a chain reaction of antibody production against immune complexes already bound to viral proteins.
Cells.
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DNA-Nanoparticle Motors Are Catching Up to Motor Proteins

Researchers have optimized DNA-nanoparticle motors to achieve speeds of 30 nm/s, matching natural motor proteins. By enhancing RNA enzyme activity and hybridization rates, the team reduced pauses and improved performance.
Three dolphins swimming.
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Juvenile Dolphins Follow Their Fatty Acid Receptors To Find Their Mother’s Milk

Researchers found that juvenile dolphins have specialized tongue receptors to detect fatty acids in their mother’s milk, vital for energy and brain development. This “fat taste” system highlights how dolphins adapt to aquatic life.
Close-up view of red and transparent cells during mitosis against a dark background.
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New Biomarkers Identified To Detect Colorectal Cancer

Machine learning, artificial intelligence techniques and analysis of large datasets have helped researchers discover proteins that have strong predictive potential for colorectal cancer.
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