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Medical Xpress / Overlooked hormone may be deadly driver of postmenopausal breast cancer in women with obesity

A new analysis of research into the most common type of breast cancer has zeroed in on an overlooked hormone that may be responsible for the increased risk of breast cancer death in postmenopausal women with obesity. It also ...

11 hours ago in Oncology & Cancer
Medical Xpress / How the nervous system activates repair after spinal cord injury

After a spinal cord injury, cells in the brain and spinal cord change to cope with stress and repair tissue. A new study from Karolinska Institutet, published in Nature Neuroscience, shows that this response is controlled ...

6 hours ago in Genetics
Phys.org / Scientists call for greater focus on conserving whole ecosystems instead of charismatic species

Conservation programs are often too focused on a single charismatic species, Hai-Tao Shi at Hainan Normal University in China and colleagues warn in a perspective article publishing December 2nd in the open-access journal ...

6 hours ago in Biology
Phys.org / Sounding the 6,000-year-old shell trumpets of Catalonia

Archaeologists have played shell trumpets from Neolithic Catalonia, revealing they were highly effective for long-distance communication and may have also been used as musical instruments.

12 hours ago in Other Sciences
Medical Xpress / Blocking Claudin-4 protein may help immune system fight aggressive ovarian cancer

Scientists at The University of Texas at El Paso have found a promising new target in the fight against high-grade serous carcinoma, an aggressive form of ovarian cancer. Less than 50% of women survive five years after diagnosis, ...

10 hours ago in Oncology & Cancer
Medical Xpress / Sugar starts corroding your teeth within seconds. Here's how to protect your pearly whites from decay

Between Halloween candy, Thanksgiving pies and holiday cookies, the end of the year is often packed with opportunities to consume sugar. But what happens in your mouth during those first minutes and hours after eating those ...

3 hours ago in Health
Phys.org / Rising heat leads to minimal losses for California processing of tomatoes

California's $1 billion tomato processing industry is highly efficient and likely will be able to withstand higher temperatures and traffic congestion with minimal postharvest losses, according to research conducted at the ...

3 hours ago in Biology
Medical Xpress / Another cancer patient achieves HIV remission after stem cell transplant

Details of a 60-year-old male individual from Germany who achieved sustained HIV remission after a stem cell transplant, the seventh-known case reported to date, are published in Nature this week.

11 hours ago in Genetics
Tech Xplore / Amazon unveils new AI chip in battle against Nvidia

Amazon Web Services launched its in-house-built Trainium3 AI chip on Tuesday, marking a significant push to compete with Nvidia in the lucrative market for artificial intelligence computing power.

7 hours ago in Hardware
Medical Xpress / Antibody designed to guide immune cells against hard-to-treat cancer types

A cancer-targeting antibody that helps the body's immune cells spot and destroy hard-to-treat tumors such as triple-negative breast cancer has been developed by researchers.

7 hours ago in Medical research
Phys.org / Genome advancement puts better Wagyu marbling on the menu

Researchers from the University of Adelaide's Davies Livestock Research Center (DLRC) have described the most complete cattle genome yet, in a study that will lead to improvements in Wagyu breeding and result in better beef ...

12 hours ago in Biology
Medical Xpress / Owning a smartphone at age 12 linked to mental and physical health risks

In early adolescence, smartphone ownership is associated with depression, obesity, and insufficient sleep, according to a study published online Dec. 1 in Pediatrics.

7 hours ago in Psychology & Psychiatry