News tagged with human infections

Stem-cell work closes a door to AIDS virus

Lab work on mice has opened up a novel way of closing a gateway to the AIDS virus, according to a study published on Friday.

Medicine & Health / HIV & AIDS

created Jul 02, 2010 | popularity 4.9 / 5 (8) | comments 1

Even mild immune reactions have significant energy costs, evolutionary anthropologist finds

The energetic costs of fighting off simple respiratory infections result in heightened resting metabolic rates and lower testosterone levels in men, an Indiana University anthropologist shows in research pointed ...

Biology / Other

created Jul 16, 2010 | popularity 4.6 / 5 (8) | comments 1 | with audio podcast

India's air the worst, says annual study

India has the worst air quality in the world, poorer even than its neighbour China, according to an annual survey based at Yale and Columbia universities in the United States.

Space & Earth / Environment

created Feb 02, 2012 | popularity 5 / 5 (7) | comments 5

Disease-causing strains of Fusarium prevalent in plumbing drains

A study examining the prevalence of the fungus Fusarium in bathroom sink drains suggests that plumbing systems may be a common source of human infections.

Biology / Cell & Microbiology

created Dec 21, 2011 | popularity 5 / 5 (6) | comments 3 | with audio podcast

Scientists measure energy released from a virus during infection

Within a virus's tiny exterior is a store of energy waiting to be unleashed. When the virus encounters a host cell, this pent-up energy is released, propelling the viral DNA into the cell and turning it into a virus factory. ...

Biology / Cell & Microbiology

created Feb 05, 2010 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Natural born killers -- how the body's frontline immune cells decide which cells to destroy

(PhysOrg.com) -- The mechanism used by 'Natural Killer' immune cells in the human body to distinguish between diseased cells, which they are meant to destroy, and normal cells, which they are meant to leave ...

Medicine & Health / Medical research

created Jul 28, 2009 | popularity 4.5 / 5 (4) | comments 0

How mosquitoes could teach us a trick in the fight against malaria

(PhysOrg.com) -- The means by which most deadly malaria parasites are detected and killed by the mosquitoes that carry them is revealed for the first time in research published today in Science Express. The di ...

Biology / Cell & Microbiology

created Mar 05, 2009 | popularity 5 / 5 (3) | comments 2

Adult circumcision reduces risk of HIV transmission without reducing sexual pleasure

Two studies presented at the 104th Annual Scientific Meeting of the American Urological Association (AUA) show that adult circumcision reduces the risk of contracting the human immunodeficiency virus (HIV) and the risk of ...

Medicine & Health / HIV & AIDS

created Apr 26, 2009 | popularity 3.5 / 5 (4) | comments 2

Scientists advance understanding of food pathogen

Listeria is an opportunistic pathogen that causes brain infection, blood poisoning, abortion and death for about 500 Americans and a number of farm animals each year. But while its harmful strains can be more lethal than ...

Biology / Biotechnology

created Jan 12, 2011 | popularity 4.3 / 5 (3) | comments 0 | with audio podcast

Gorillas are new source of HIV, scientists reveal

(PhysOrg.com) -- Scientists have discovered that gorillas are a source of human immunodeficiency virus type 1 (HIV-1), having diagnosed a Cameroonian woman living in Paris with a strain that is different to those previously ...

Medicine & Health / HIV & AIDS

created Aug 02, 2009 | popularity 5 / 5 (2) | comments 2

Scientists reveal first structure of a class of proteins that help guide blood cell movement

Researchers have determined the structure of a protein that helps guide blood-forming stem cells, or hematopoetic stem cells. The protein is also one of the main receptors used by the human immunodeficiency ...

Medicine & Health / Medical research

created Oct 07, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Study details how protein made by HPV teams up on and thwarts protective human protein

An international team of researchers is reporting that it has uncovered new information about human papillomavirus that one day may aid in the development of drugs to eliminate the cervical-cancer-causing ...

Chemistry / Biochemistry

created Jan 11, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Compound kills highly contagious flu strain by activating antiviral protein

A compound tested by UT Southwestern Medical Center investigators destroys several viruses, including the deadly Spanish flu that killed an estimated 30 million people in the worldwide pandemic of 1918.

Chemistry / Biochemistry

created Sep 26, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Closing in on an ulcer- and cancer-causing bacterium

A research team led by scientists at the Chinese University of Hong Kong is releasing study results this week showing how a bacterium, Helicobacter pylori, that causes more than half of peptic ulcers worldw ...

Chemistry / Biochemistry

created Dec 07, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

MRSA in livestock acquired drug resistance on the farm, now infects humans

Researchers have discovered that a strain of methicillin-resistant Staphylococcus aureus (MRSA) bacteria that humans contract from livestock was originally a human strain, but it developed resistance to antibiotics once i ...

Biology / Cell & Microbiology

created Feb 21, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast