News tagged with human infections

Bacterial protein caught in the act of secreting sticky appendages

(PhysOrg.com) -- New atomic-level "snapshots" published in the June 2, 2011, issue of Nature reveal details of how bacteria such as E. coli produce and secrete sticky appendages called pili, which help the mi ...

Chemistry / Biochemistry

created Jun 01, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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

Scientists solve a mystery of bacterial growth and resistance

Scientists at The Scripps Research Institute have unraveled a complex chemical pathway that enables bacteria to form clusters called biofilms. Such improved understanding might eventually aid the development ...

Biology / Cell & Microbiology

created Apr 26, 2012 | popularity 4.5 / 5 (2) | comments 0 | 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

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

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

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

Scientists identify most proteins made by parasitic worm

A team led by Thomas B. Nutman, M.D., of the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health, has completed a large-scale analysis of most of the proteins produced ...

Biology / Biotechnology

created May 23, 2011 | popularity not rated yet | comments 0 | with audio podcast

HIV makes protein that may help virus's resurgence

New research enhances the current knowledge of how human immunodeficiency virus type-1 (HIV-1), which causes AIDS, controls the cell cycle of cells that it infects. The new findings may shed light on how the virus reactivates ...

Medicine & Health / HIV & AIDS

created Feb 25, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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

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

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

Prototype vaginal gel fails to block HIV: study

A vaginal gel failed to protect women against the AIDS virus, doctors said on Monday, reporting on a major clinical trial that enrolled more than 9,000 women.

Medicine & Health / HIV & AIDS

created Sep 20, 2010 | popularity 2 / 5 (2) | comments 5

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

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