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A clinical trial of a drug treating advanced stages of breast and ovarian cancers is showing promising results. The drug targets cancer cells without the effects of chemotherapy

By Heidi Ledford of Nature magazine Potential cancer treatments are loitering in the wings as clinical trials are delayed by widespread shortages of common chemotherapy drugs. The I-SPY 2 Breast Cancer Clinical Trial, for example, a high-profile experiment aiming to test the use of certain molecular markers to guide cancer treatment, was designed to allow researchers to adapt the study's protocol in response to early results. [More]

By Priya Shetty of Nature magazine A clinical trial that came under fire in India threatens to have a dual legacy: inflaming unfounded fears about a lifesaving vaccine and raising new questions about the management of medical research in the country. [More]

Aids researchers and advocates were devastated in 2007, when a much anticipated vaccine against HIV unexpectedly failed to protect anyone in a clinical trial of 3,000 people. Even worse, the experimental inoculation, developed with money from the Merck pharmaceutical company and the National Institute of Allergy and Infectious Diseases, actually increased the chances that some people would later acquire HIV

Device approved in Europe; American involved in clinical trial says he can see shapes, tell light from dark while using gadget