Medical Xpress news

Medical Xpress / Engineered human neurons rebuild damaged spinal cord circuits

Spinal cord injuries affect an estimated 15 to 20 million people worldwide, often causing lasting impairments in movement, sensation and independence. Such injuries can be especially devastating when they occur at the level ...

23 hours ago
Medical Xpress / Structural studies reveal how lipid-transport proteins may influence neurodegenerative disease

Researchers at Yale School of Medicine have conducted the first comprehensive structural analyses of a class of proteins whose dysfunction is associated with neurodegenerative diseases.

20 hours ago
Medical Xpress / Tumor-secreted protein makes lung vessels leakier, promoting metastasis

A protein secreted by common cancer types makes blood vessels leakier to allow metastatic tumors to form in the lungs, according to a study led by investigators at Weill Cornell Medicine and Memorial Sloan Kettering Cancer ...

19 hours ago
Medical Xpress / Language models identify psychiatric symptoms nearly as accurately as early-career clinicians

A study led by the Central Institute of Mental Health (CIMH) provides initial evidence that large language models can identify complex psychopathological findings in transcripts of psychiatric interviews with accuracy comparable ...

21 hours ago
Medical Xpress / AI companions may worsen loneliness for vulnerable users

AI companions are becoming increasingly popular, with millions of users forming deep connections with persona-based chatbots and simulated AI partners. But if you're considering leaning on an AI companion for emotional support, ...

23 hours ago
Medical Xpress / Early split in brain precursors creates two neuron lineages, mouse study finds

The cerebral cortex is densely packed with different nerve cells that enable us to perceive, think and act. Yet how these cell types arise as the brain develops is still not fully understood. Irene Varela-Martínez, a postdoctoral ...

23 hours ago
Medical Xpress / Cancer Dependency Map now includes next-generation 3D cancer models

For nearly a decade, the Cancer Dependency Map, or DepMap, at the Broad Institute has helped scientists uncover new cancer dependencies—the genetic changes some cancers need to thrive that can potentially be targeted by new ...

23 hours ago
Medical Xpress / How home gardens can reduce risk of type 2 diabetes

People with home gardens are less likely to develop type 2 diabetes, a University of Queensland study has found, planting fresh evidence that gardens and green spaces should be a priority in urban planning.

18 hours ago
Medical Xpress / GLP-1 drug linked to heart benefits for high-risk patients

Adding the GLP-1 receptor agonist drug tirzepatide (marketed as Mounjaro) to standard care for patients with type 2 diabetes and heart disease is associated with a lower risk of a major cardiovascular event, such as a heart ...

18 hours ago
Medical Xpress / Immune cell dysfunction, not absence, defines skin cancer in immunosuppressed patients

Researchers at The University of Texas MD Anderson Cancer Center have discovered that immunosuppressed patients with non-melanoma skin cancer are not missing the key cancer-fighting immune cells found in immunocompetent patients, ...

20 hours ago
Medical Xpress / Dementia after age 90: Study clarifies who may be at higher risk

It may seem natural to assume that people experience cognitive decline after age 90, but until recently, researchers had limited evidence about how advanced age affects the brain. This major knowledge gap will need to be ...

21 hours ago
Medical Xpress / Cancer cells hijack a fatty acid to escape immune attack in liver metastases

Liver metastases are among the most common and deadly forms of cancer spread. Now, researchers at VIB and KU Leuven, with international collaborators, have discovered how cancer cells exploit a fatty acid abundant in the ...

22 hours ago