Posts Tagged ‘viruses’
To harness HIV, make it get ‘naked’
EMORY (US) — A new understanding of how HIV “gets dressed” in the human cells it has taken over could lead to new antiretroviral drugs, researchers say. Continue…
Thursday, April 18, 2013 11:58 - 0 Comments
Health & Medicine - Apr 12, 2013 14:47 - 0 Comments
Immune system ‘trainer’ cells don’t quit
EMORY (US) — Follicular helper T cells, which are important for generating potent antibodies, stick around even after a viral infection is over, new research shows. (more…)
Health & Medicine - Apr 5, 2013 13:13 - 0 Comments
New path may lead to better HIV vaccine
DUKE (US) — For the first time, researchers describe the co-evolution of antibodies and virus in a person with HIV whose immune system mounted a broad attack against the pathogen. (more…)
Health & Medicine - Apr 3, 2013 11:46 - 0 Comments
How antibodies zap a mosquito-borne virus
PURDUE (US) — Seeing the mosquito-transmitted chikungunya virus pathogen at very high resolution while it’s bound to antibodies could lead to vaccines for the disease. (more…)
Health & Medicine - Mar 18, 2013 10:17 - 0 Comments
Both heat and humidity predict flu globally
U. ARIZONA / COLUMBIA U. (US ) — Flu season and cold weather are usually thought to go hand-in-hand, but a new study links two types of environmental conditions to “influenza peaks:” cold-dry and humid-rainy. (more…)
Health & Medicine - Mar 14, 2013 13:05 - 0 Comments
Political strife can breed drug-resistant HIV
BROWN (US) — Political violence can have the long-term consequence of increasing viral resistance to treatment and HIV treatment failure. (more…)
Top Stories - Mar 13, 2013 8:14 - 1 Comment
Predict mutants to create universal flu vaccine
U. MELBOURNE / MONASH U. (AUS) — Researchers have found a way to predict and potentially stop the mutating cells of the influenza virus. (more…)
Top Stories - Mar 11, 2013 8:20 - 14 Comments
Tiny particles packed with bee venom kill HIV
WASHINGTON U. – ST. LOUIS (US) — Researchers are a step closer to developing a vaginal gel to prevent the spread of HIV. (more…)
Science & Technology - Mar 7, 2013 16:59 - 0 Comments
Virus overcomes ‘enormous hurdle’ to survive
U. BUFFALO (US) — Researchers have uncovered a virus inside a host with a non-standard nuclear genetic code—one that differs from the standard genetic code that almost all living things use to produce proteins. (more…)
Top Stories - Mar 6, 2013 11:46 - 0 Comments
Carbs for mom tied to respiratory virus in babies
VANDERBILT (US) — A mother’s diet during pregnancy is an important predictor of the severity of respiratory syncytial virus (RSV) in infants, according to new research. (more…)
Science & Technology - Feb 21, 2013 11:30 - 4 Comments
Most abundant ocean viruses attack bacteria
U. ARIZONA (US) — Odd-looking viruses are waging war on an ocean-living bacterium that’s key to the Earth’s carbon cycle, say researchers. (more…)
Health & Medicine - Feb 20, 2013 14:28 - 0 Comments
Can’t beat a cold? DNA ‘caps’ may be why
CARNEGIE MELLON (US) — A biological marker in the immune system associated with aging may also predict as early as age 22 our ability to fight off the common cold. (more…)
Science & Technology - Feb 20, 2013 12:22 - 0 Comments
Plants, microbes team up to resist drought
PENN STATE (US) — Viruses and fungi can threaten crops, but new research shows they can also help plants survive in tough conditions. (more…)
Health & Medicine - Feb 14, 2013 12:04 - 2 Comments
Genes tell lurking virus when to ‘wake up’
UNC-CHAPEL HILL (US) — Two cancer-causing viruses are tough to treat because they stay dormant in 95 percent of infected patients. Now scientists have found genes that are key to making them active. (more…)
Health & Medicine - Jan 31, 2013 17:35 - 0 Comments
Early HIV therapy boosts immune response
MONASH U. (AUS) — Given within four months of infection, HIV antiretroviral therapy helps the immune system restore T-cells to healthy levels. (more…)
Health & Medicine - Jan 29, 2013 16:27 - 0 Comments
Protein in skin T cells helps nix flu virus
U. MELBOURNE (AUS) — Scientists have found a new protein that protects against viral infections, including influenza. (more…)
Health & Medicine - Jan 28, 2013 12:30 - 0 Comments
With anti-viral genes, T cells ward off HIV
U. TEXAS-AUSTIN / STANFORD (US) — To help key immune cells resist infection from HIV, scientists have used a kind of “molecular scissors” to cut and paste a series of HIV-resistant genes into their DNA. (more…)
Health & Medicine - Jan 25, 2013 12:00 - 0 Comments
HIV ‘Achilles heel’ could be new drug target
U. PITTSBURGH (US) — By targeting a vulnerable spot in a key HIV protein, researchers believe they may be able to stop the virus from replicating and possibly keep it from progressing to full-blown AIDS. (more…)
Science & Technology - Jan 18, 2013 12:00 - 1 Comment
Viruses infect tiny ocean creatures, too
CORNELL (US) — Scientists have found evidence that previously unknown viruses infect marine crustaceans called copepods, which are key to ocean carbon cycling. (more…)
