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'Defective' Virus Surprisingly Plays Major Role in Spread of Disease
March 1, 2013 — Defective viruses, thought for decades to be essentially garbage unrelated to the transmission of a virus, now appear able to play a much more important role in the spread of disease, biologists ... > full story -
Sexually Transmitted Infections: Researchers Find a Protein Link to STI Susceptibility
February 28, 2013 — Scientists have found a protein in the female reproductive tract that protects against sexually transmitted diseases such as chlamydia and herpes simplex ... > full story -
Wolf in Sheep's Clothing: Uncovering How Deadly Bacteria Trick the Immune System
February 28, 2013 — A new study demonstrates how bacteria can pretend to be a virus and trick the immune system into sending out the wrong type of defense. Such manipulation sheds light on how the flu may make us more ... > full story -
Mutation Altering Stability of Surface Molecule in Acid Enables H5N1 Infection of Mammals
February 28, 2013 — A single mutation in the H5N1 avian influenza virus that affects the pH at which the hemagglutinin surface protein is activated simultaneously reduces its capacity to infect ducks and enhances its ... > full story -
Steroids May Shorten Hospital Stay for Pneumonia Patients
February 28, 2013 — Patients with pneumonia may spend fewer days in the hospital if they are given steroids along with antibiotics and supportive ... > full story -
Strains of Antibiotic-Resistant 'Staph' Bacteria Show Seasonal Preference; Children at Higher Risk in Summer
February 28, 2013 — Strains of potentially deadly, antibiotic-resistant Staphylococcus aureus bacteria show seasonal infection preferences, putting children at greater risk in summer and seniors at greater risk in ... > full story -
Higher Indoor Humidity Inactivates Flu Virus Particles
February 27, 2013 — Higher humidity levels indoors can significantly reduce the infectivity of influenza virus particles released by coughing, according to new ... > full story -
Viruses Can Have Immune Systems: A Pirate Phage Commandeers the Immune System of Bacteria
February 27, 2013 — A new study reports that a viral predator of the cholera bacteria has stolen the functional immune system of bacteria and is using it against its bacterial host. This provides the first evidence that ... > full story -
Seeing Through HIV's Disguises
February 27, 2013 — Studying HIV-1, the most common and infectious HIV subtype, scientists have identified 25 human proteins "stolen" by the virus that may be critical to its ability to infect new cells. The researchers ... > full story -
Ability to Recognize Emotions in Others Impaired by AIDS
February 26, 2013 — People with HIV are less able to recognise facial emotion than non-infected people finds a new study. Reduction in their ability to recognize fear in others is linked to a similar loss in immediate ... > full story
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