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Genetics

Study shows that Rett syndrome in females is not just less severe, but different

A new UC Davis MIND Institute study offers critical insights into Rett syndrome, a rare genetic condition that affects mostly girls. The research reveals how this condition affects males and females differently, with symptoms ...

Oncology & Cancer

Genetic mapping study uncovers four main categories of cancer drug resistance mutations

All cancer mutations that cause drug resistance fall into one of four categories. New research has detailed each type, helping to uncover targets for drug development and identify potential effective second-line therapies.

Medical research news

Genetics

Increased autism risk linked to Y chromosome, study finds

Increased risk for autism appears to be linked to the Y chromosome, a Geisinger Health System study has found, offering a new explanation for the greater prevalence of autism in males. The results are published in Nature ...

Diabetes

COVID-19 linked to type 2 diabetes onset in children

Pediatric patients aged 10 to 19 years old diagnosed with COVID-19 have a higher risk of new-onset type 2 diabetes within six months compared to those diagnosed with other respiratory infections, according to researchers ...

Gastroenterology

Scientists develop tools to identify intestinal nutrient sensors

A multi-institutional group of researchers led by the Hubrecht Institute and Roche's Institute of Human Biology has developed strategies to identify regulators of intestinal hormone secretion. In response to incoming food, ...

Oncology & Cancer

AI model that checks for skin cancer shows promise

Scientists in the East of England have developed a way of using artificial intelligence to check for skin cancer, with the AI tool outperforming existing methods in a new study.

Genetics

Researchers identify gene linked to severe ulcerative colitis

Abdominal pain, diarrhea, and debilitating fatigue define the daily lives of millions of people worldwide who suffer from chronic bowel disease. Most of these individuals are diagnosed in their youth, and the disease's progression ...

Diseases, Conditions, Syndromes

New study probes macrophages' role in developing pulmonary fibrosis

Scientists have long known that white blood cells called macrophages accumulate in the lungs of people suffering from pulmonary fibrosis. What role macrophages play in developing the often fatal lung disease is less clear.

Psychology & Psychiatry

Grieving pet owners comforted by 'supernatural' interactions

Less than a week after her golden retriever Riley died, information studies Professor Jen Golbeck found him napping in her living room, "curled up like a croissant like he always was," on his red and gray-fleece dog bed.

Psychology & Psychiatry

Two key brain systems are central to psychosis, study finds

Inside the brains of people with psychosis, two key systems are malfunctioning: a "filter" that directs attention toward important external events and internal thoughts, and a "predictor" composed of pathways that anticipate ...

Parkinson's & Movement disorders

New hypothesis emerges on Parkinson's disease's origins and spread

The nose or the gut? For the past two decades, the scientific community has debated the wellspring of the toxic proteins at the source of Parkinson's disease. In 2003, a German pathologist, Heiko Braak, MD, first proposed ...

Medical research

Study confirms how RNA chemical modifications benefit HIV-1

A chemical modification in the HIV-1 RNA genome whose function has been a matter of scientific debate is now confirmed to be key to the virus's ability to survive and thrive after infecting host cells, a new study has found.

Radiology & Imaging

New AI method captures uncertainty in medical images

In biomedicine, segmentation involves annotating pixels from an important structure in a medical image, like an organ or cell. Artificial intelligence models can help clinicians by highlighting pixels that may show signs ...