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Medical Xpress / Ovarian cancer cells surprise scientists—the body's own defense may be the key to longer survival

A new study sheds light on why some patients with the most aggressive form of ovarian cancer respond better to treatment than others. Tumors positive for a molecule called MHC class II are linked to stronger immune responses ...

1 hour ago in Oncology & Cancer
Medical Xpress / Unraveling sex differences in motor unit behavior in Parkinson's disease: New insights for personalized treatment

A study by an international research team, with Dr. Yuichi Nishikawa from the Faculty of Frontier Engineering at Kanazawa University as the lead author, has for the first time elucidated sex differences in motor unit firing ...

1 hour ago in Neuroscience
Medical Xpress / Researchers identify new factor involved in pulmonary hypertension

Hypertension in the lungs is a relatively rare but very serious disease that is usually fatal within two years if left untreated. Current therapies can slow down its progression, but no cure exists. Research teams from Bochum ...

1 hour ago in Cardiology
Phys.org / Most of Hawaii's birds contribute to avian malaria transmission, study finds

New research on avian malaria, which has decimated Hawaii's beloved birds, explains how non-native birds play a key role in transmission and contribute to the widespread distribution of the disease. This disease threatens ...

1 hour ago in Biology
Tech Xplore / YouTube rejects addiction claims in landmark social media trial

YouTube's legal team insisted Tuesday that the Google-owned video platform was not intentionally addictive or even technically social media, on the second day of a landmark U.S. trial targeting tech giants.

1 hour ago in Internet
Medical Xpress / Tiny one- to three-base RNAs could help stop autoimmune inflammation, study suggests

RNA-based medicine is about to take a huge leap forward thanks to the discovery of extremely short RNA fragments with important anti-inflammatory properties. Professor Michael Gantier's latest research, published in Nature ...

2 hours ago in Immunology
Phys.org / New nanoparticles remove melanoma tumors in mice with low-power near-infrared laser

Researchers at Oregon State University have developed and tested in a mouse model a new type of nanoparticle that enables the removal of melanoma tumors with a low-power laser. After the systemically administered nanoparticles ...

2 hours ago in Nanotechnology
Tech Xplore / Google turns to century-long debt to build AI

Google-parent Alphabet will issue bonds maturing in 100 years as it continues to invest massively in infrastructure for artificial intelligence, according to data published Tuesday by Bloomberg.

1 hour ago in Business
Phys.org / China's emissions policies are helping climate change but also creating a new problem

China's sweeping efforts to clean up its air have delivered one of the biggest public health success stories of recent decades. Since the Air Pollution Prevention and Control Action Plan was launched in 2013, coal-fired power ...

9 hours ago in Earth
Phys.org / Experiment relies on pulsars to probe dark matter waves

Dark matter is a type of matter that is predicted to make up most of the matter in the universe, yet it is very difficult to detect using conventional experimental techniques, as it does not emit, absorb, or reflect light. ...

8 hours ago in Astronomy & Space
Medical Xpress / No increase seen in neovascular AMD risk after cataract surgery

The risk for neovascular age-related macular degeneration (nAMD) seems not to be increased following cataract surgery, according to a research letter published online Feb. 5 in JAMA Ophthalmology.

1 hour ago in Ophthalmology
Phys.org / Fermi data help refine orbital parameters of a gamma-ray binary

Using NASA's Fermi Gamma-ray Space Telescope, Chinese astronomers have observed a gamma-ray binary system known as PSR J2032+4127. Results of the new observations, published February 3 on the arXiv preprint server, shed more ...

8 hours ago in Astronomy & Space