Research in the Journal of Leukocyte Biology suggests a woman's ovarian cycle plays a role in susceptibility to infection. Specifically, researchers found women are most susceptible to infection during ovulation than at any other time during the reproductive cycle.
Scientists have discovered two potent human antibodies that can stop more than 90 percent of known HIV strains from infecting human cells in the laboratory, and have demonstrated how one of these disease-fighting proteins accomplishes this.
Despite a recent vaccination campaign (a safe an effective vaccine has been in use for 40 years) in high risk countries, measles remains one of the leading causes of death among young children globally. An estimated 164 000 people died from measles in 2008 – mostly children under the age of five.
Three doctors from Seattle explain that while HIV has thrown up a number of challenges to vaccine researchers, a number of studies are planned or underway that could lead the way to a vaccine in the future. Nevertheless they stop short of estimating when a vaccine may become available.
A new Northwestern University study suggests that American parents should ease up on antibacterial soap and perhaps allow their little ones a romp or two in the mud --- or at least a much better acquaintance with everyday germs.
When you get the flu, viruses turn your cells into tiny virus factories that help spread the disease. This animation takes you to the front lines of a viral assault that could be going on inside your body right now.