Medical Xpress news

Medical Xpress / The 'zombie cell' effect: New study explains chemotherapy resistance in lung and ovarian cancers

Researchers have identified a biological mechanism that helps explain why some lung and ovarian cancers become resistant to chemotherapy, offering insight into why cancers recur. The study, published in Nature Aging this ...

1 hour ago in Oncology & Cancer
Medical Xpress / Acupuncture can reduce migraine pain, and brain scans reveal who might benefit

Acupuncture may be an effective treatment for migraine without aura, a type of migraine that occurs without warning signs like flickering lights. A new study published in the journal JAMA Network Open showed that real acupuncture ...

5 hours ago in Neuroscience
Medical Xpress / Why you hardly notice your blind spot: New tests pit three theories of consciousness

Although humans' visual perception of the world appears complete, our eyes contain a visual blind spot where the optic nerve connects to the retina. Scientists are still uncertain whether the brain fully compensates for the ...

6 hours ago in Neuroscience
Medical Xpress / Men lose their Y chromosome as they age: Scientists thought it didn't matter—but now we're learning more

Men tend to lose the Y chromosome from their cells as they age. But because the Y bears few genes other than for male determination, it was thought this loss would not affect health. But evidence has mounted over the past ...

2 hours ago in Health
Medical Xpress / False alarm in newborn screening: How zebrafish can prevent unnecessary spinal muscular atrophy therapies

A positive newborn screening for spinal muscular atrophy (SMA) is currently considered a medical emergency. Without early treatment, severe disability or death in infancy are likely. However, research findings from Germany ...

4 hours ago in Genetics
Medical Xpress / From the lab to the living room: Decoding Parkinson's patients' movements in the real world

Scientists have traditionally studied how the brain controls movement by asking patients to perform structured tasks while connected to multiple sensors in a lab. While these studies have provided important insights, these ...

4 hours ago in Neuroscience
Medical Xpress / Study identifies a new class of drug targets for aggressive leukemia

Hyperactive signaling pathways of some aggressive blood cancer cells can be tamped down by a previously unrecognized protein complex, ensuring the cancer's survival. If one component of the complex is deleted or removed, ...

4 hours ago in Oncology & Cancer
Medical Xpress / How pancreatic cancer prepares the tumor environment: A possible biomarker for the earliest stage of development

Even before a tumor in the pancreas becomes discernible, an activated cancer gene actively remodels its future environment and creates an inflammatory and immune-defensive microenvironment in which the carcinoma can grow. ...

4 hours ago in Oncology & Cancer
Medical Xpress / Clinicians as team leads may raise the odds AI improves care, study suggests

Over the last decade, the use of artificial intelligence (AI) in health care has risen significantly, but AI-driven innovations in health care delivery have not fully met expectations. Research on the use of AI in health ...

4 hours ago in Medical economics
Medical Xpress / Microfluidic chip finds viable eggs for IVF that doctors may have missed

Infertility affects approximately 8% to 12% of couples of reproductive age worldwide, and IVF (in vitro fertilization) is often the go-to treatment option. Typically, to increase the odds of a successful pregnancy, doctors ...

8 hours ago in Obstetrics & gynaecology
Medical Xpress / Combating leukemia by stopping stem cells from turning cancerous

Acute myeloid leukemia (AML) is an aggressive form of blood cancer. It affects people of all ages but is most common in those over 65. Around 150 people are diagnosed with the disease each year in Norway. Men are affected ...

5 hours ago in Oncology & Cancer
Medical Xpress / Wolbachia-infected mosquitoes can lower dengue risk by 70%, citywide experiment finds

Dengue is a mosquito-borne virus affecting millions of people each year, with symptoms ranging from flu-like illness to severe bleeding and organ failure. Scientists are now using Wolbachia, a naturally occurring bacteria ...