HIV & AIDS

New study reveals how HIV binds to our T cells

A new study reveals for the first time the steps through which human immunodeficiency virus (HIV) binds to the receptors on the membranes of T cells—white blood cells that fight infection. The finding could have implications ...

Arthritis & Rheumatism

Knee pain? Genicular artery embolization can offer relief

Of all the joints in the body, the knees get the most wear and tear. Decades of walking, running, sitting, jumping and other activities can take a toll on the cartilage—the smooth tissue between the bones—leading to osteoarthritis. ...

Medical research

Tunable bonds: A step towards targeted At-211 cancer therapy

Astatine is the least abundant element on Earth, and all of its known isotopes have a half-life of less than 8 hours. One astatine isotope, astatine-211 (At-211), emits alpha particles and shows promise as a cancer therapy. ...

Diseases, Conditions, Syndromes

Study shows new route for dangerous coronavirus strain emergence

The immune system fights the coronavirus with antibodies and T cells. Scientists have a fairly good idea of how the virus avoids antibodies, including those promoted by vaccination, which is how variants of concern such as ...

Ophthalmology

New research may revolutionise cataract treatment

World-leading eye experts have made a breakthrough that could potentially change the way cataracts are treated—with potential for drug therapy to replace surgery.

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