Medical Xpress news

Medical Xpress / Why asthma can hit women harder: Estrogen-linked IL-33 ramps up lung inflammation

Asthma affects millions of people worldwide, and adult women experience the condition more frequently—and often more severely—than men. Symptoms can also fluctuate during puberty, pregnancy and menopause, yet the biological ...

9 hours ago in Immunology
Medical Xpress / Study finds PM2.5-linked cardiovascular deaths fell 45% since 2001, disparities persist

Clean air laws have led to a significant reduction in long-term exposure to fine particulate air pollution across much of the United States over the past two decades, yet tens of thousands of Americans still die each year ...

5 hours ago in Health
Medical Xpress / Wearable trackers can detect depression relapse weeks before it returns, study finds

Could a smart watch act as an early-warning system for depression relapse? New research from McMaster University suggests that disruptions in a person's sleep and daily activity routine, as detected through a simple wrist-worn ...

13 hours ago in Psychology & Psychiatry
Medical Xpress / A single oncolytic virus injection may help T cells infiltrate glioblastoma

A team led by investigators at Mass General Brigham and Dana-Farber Cancer Institute has shown that a single injection of an oncolytic virus—a genetically modified virus that selectively infects and destroys cancer cells—can ...

13 hours ago in Oncology & Cancer
Medical Xpress / Mice with miniature goggles reveal how different visual experiences give rise to different neural wiring

Visual experience triggers the formation of a web of neural connections in different brain areas in order to make sense of the world—and in particular, of feedback connections, which send information from higher-level visual ...

13 hours ago in Neuroscience
Medical Xpress / Fragile X study uncovers brainwave biomarker bridging humans and mice

Numerous potential treatments for neurological conditions, including autism spectrum disorders, have worked well in lab mice but then disappointed in humans. What would help is a noninvasive, objective readout of treatment ...

14 hours ago in Neuroscience
Medical Xpress / Tiny worm offers clues to combat chemotherapy neurotoxicity

Chemotherapy remains one of the most powerful tools in the fight against cancer, yet it often comes with significant long-term side effects that can dramatically affect patients' quality of life. Among the most debilitating ...

14 hours ago in Immunology
Medical Xpress / Pregnancy-related complications are not the most common causes of maternal death among pregnant women, new mothers

Researchers at Columbia University have found that accidental drug overdose, homicide, and suicide are the leading causes of death among pregnant and postpartum women. The researchers used information on death certificates ...

Medical Xpress / Key gene behind drug resistance in small cell lung cancer identified

A research team has discovered a crucial mechanism that underlies chemotherapy resistance and metastasis in small cell lung cancer (SCLC). Their study shows that the silencing of the RASA4 gene through epigenetic mechanisms ...

14 hours ago in Oncology & Cancer
Medical Xpress / Aggressive brain tumors build protective 'sugar shield' to survive extreme stress

For the first time, researchers have identified a previously unrecognized metabolic defense mechanism in aggressive brain tumors: a sugar-rich shield that surrounds tumor cells and protects them against a particularly destructive ...

15 hours ago in Oncology & Cancer
Medical Xpress / Established cancer drug can reactivate immunotherapy

Genetically modified immune cells can offer precious additional time to patients with advanced multiple myeloma. However, these therapies lose their impact as the molecules on cancer cells that immune cells recognize gradually ...

15 hours ago in Oncology & Cancer
Medical Xpress / Report reveals a significant global palliative care gap among children

Nearly all the world's 10.6 million children experiencing serious health-related suffering (SHS) live in low- and middle-income countries with little to no access to palliative care or specialized care for their illness, ...

8 hours ago in Pediatrics