A study analyzing SPORTIF III and V trials found that ximelagatran is at least as effective as warfarin in preventing strokes and systemic embolic events in men and women with atrial fibrillation. The analysis also showed lower bleeding rates for ximelagatran, particularly among women.
A multinational trial found that the combination of Pegasys and Copegus significantly increased sustained virological response rates in patients co-infected with HIV and Hepatitis C. The study reported 40% overall efficacy, including 62% efficacy for genotype 2 and 3 patients.
A new vaccine for genital herpes is being tested in a clinical trial, aiming to protect women against this sexually transmitted infection. The vaccine has passed preliminary safety and effectiveness testing and is now enrolling approximately 7,550 healthy female volunteers between 18-30 years old.
Researchers are testing a gene therapy approach called tumor immunization, which involves delivering the IL12 gene to cancer cells to trigger an immune response. The method has shown promise in laboratory and animal studies, with up to 20% of animals experiencing complete tumor eradication.
Researchers from Mount Sinai Hospital identified a key role for the hippocampus in forming episodic memories. The study used rats to examine brain activity while they searched for food in a maze, revealing place cells that signaled location alone and others sensitive to recent or impending events.