Medical Xpress news

Medical Xpress / Chromatin accessibility maps reveal how stem cells drive myelodysplastic syndrome progression

Over the past few decades, advances in hematology have illuminated how a delicate balance between stem cell self-renewal and differentiation sustains healthy blood formation. In myelodysplastic syndrome (MDS), however, this ...

1 hour ago in Genetics
Medical Xpress / Mouse model reveals how muscular dystrophy triggers gut muscle over-contraction

Myotonic dystrophy type 1 (DM1) is the most common form of adult-onset muscular dystrophy, affecting about 1 in 8,000 people. While it is well known for causing muscle weakness and stiffness, DM1 also affects other organs, ...

Medical Xpress / FDA drug trials exclude a widening slice of Americans, research reveals

A new study finds just 6% of clinical trials used to approve new drugs in the U.S. reflect the country's racial and ethnic makeup, with an increasing trend of trials underrepresenting Black and Hispanic individuals.

2 hours ago in Medical research
Medical Xpress / Winter virus season so far is not too bad, but doctors worry about suffering to come

It may feel like you are surrounded by sniffles and coughs, but flu season activity is still low in many parts of the U.S.

7 hours ago in Health
Medical Xpress / Lowering blood sugar can halve heart attack risk in people with prediabetes

Lowering blood sugar levels halves the likelihood of serious heart problems in people with prediabetes.

19 hours ago in Cardiology
Medical Xpress / Adding antibody treatment to chemo boosts outcomes for children with rare cancer

Children with a rare form of cancer called neuroblastoma which hasn't responded to initial treatment or that has relapsed may benefit from adding antibody treatment to usual chemotherapy, according to new results from a clinical ...

22 hours ago in Oncology & Cancer
Medical Xpress / Tanning beds mutate skin cells far beyond the reach of ordinary sunlight, study shows

Tanning bed use is tied to almost a three-fold increase in melanoma risk, and for the first time, scientists have shown how these devices cause melanoma-linked DNA damage across nearly the entire skin surface, reports a new ...

Dec 12, 2025 in Oncology & Cancer
Medical Xpress / Bioluminescent tool captures neural activity without external lasers

A decade ago, a group of scientists had the literally brilliant idea to use bioluminescent light to visualize brain activity.

Dec 12, 2025 in Neuroscience
Medical Xpress / How hippocampal synapses adjust their proteins to specialize their function

A research team led by Dr. Àlex Bayés, Head of the Molecular Physiology of the Synapse Group at the Institut de Recerca Sant Pau (IR Sant Pau), has achieved what for decades had been an elusive goal: obtaining a precise, ...

Dec 12, 2025 in Genetics
Medical Xpress / Study shows IL-36 gamma 'armored' CAR T cells can eradicate solid tumors

A laboratory study out of Roswell Park Comprehensive Cancer Center outlines a new way to boost the effectiveness of chimeric antigen receptor (CAR) T-cell therapy in solid-tumor cancers, resulting in their eradication. Led ...

Dec 12, 2025 in Oncology & Cancer
Medical Xpress / Lab-grown neural circuits reveal thalamus's key role in cortex development

A Japanese research team has successfully reproduced the human neural circuit in vitro using multi-region miniature organs known as assembloids, which are derived from induced pluripotent stem (iPS) cells. With this circuit, ...

Dec 12, 2025 in Neuroscience
Medical Xpress / Feeling happier starts with kindness: Compassion tied to higher life satisfaction

People who treat others with compassion often feel more at ease themselves. This is the key finding of a new study by Majlinda Zhuniq, Dr. Friedericke Winter, and Professor Corina Aguilar-Raab from the University of Mannheim. ...

Dec 12, 2025 in Psychology & Psychiatry