News tagged with bacterial proteins

Discovery of earliest life forms' operation promises new therapies for key diseases

Bacteria provide a well-known playground for scientists and the evolution of these earliest life forms has shed important perspective on potential therapies for some of the most common, deadly diseases. Researchers at Case ...

Biology / Cell & Microbiology

created Apr 26, 2012 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Study reveals how protein machinery binds and wraps DNA to start replication

(PhysOrg.com) -- Before any cell - healthy or cancerous - can divide, it has to replicate its DNA. So scientists who want to know how normal cells work - and perhaps how to stop abnormal ones - are keen to ...

Biology / Cell & Microbiology

created Mar 06, 2012 | popularity 5 / 5 (3) | comments 5 | with audio podcast

Shedding light on how body fends off bacteria

To invade organisms such as humans, bacteria make use of a protein called flagellin, part of a tail-like appendage that helps the bacteria move about. Now, for the first time, a team led by scientists at The ...

Biology / Cell & Microbiology

created Feb 16, 2012 | popularity 4 / 5 (2) | comments 0 | with audio podcast

Unique E. coli protein may be not after all

A bacterial protein recently thought to be a unique mechanism for utilizing iron may not be after all. Researchers from the University of Georgia, the Fellowship for Interpretation of Genomes, the University of Oklahoma and ...

Biology / Cell & Microbiology

created Jan 03, 2012 | popularity 2.5 / 5 (8) | comments 0

Scientists reveal how bacteria build homes inside healthy cells

(PhysOrg.com) -- Bacteria are able to build camouflaged homes for themselves inside healthy cells - and cause disease - by manipulating a natural cellular process.

Biology / Cell & Microbiology

created Dec 20, 2011 | popularity not rated yet | comments 0 | with audio podcast

Researchers learn how pathogen causes speck disease

(PhysOrg.com) -- Researchers have discovered how the structure of a protein allows a certain bacteria to interfere with the tomato plant's immune system, causing bacterial speck disease.

Biology / Biotechnology

created Dec 15, 2011 | popularity not rated yet | comments 0

Fluorescent probes increase understanding of bacterium's electron transfer

(PhysOrg.com) -- When it comes to transporting a cell's valuable electrons, the metal-reducing microbe Shewanella oneidensis only trusts stable, mature proteins, according to scientists at Pacific Northwest ...

Chemistry / Biochemistry

created Dec 12, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Coral reefs in warming seas

Disease outbreaks are often associated with hot weather. Because many bacteria typically multiply more rapidly in warmer conditions, it's a commonly held notion that warm-weather outbreaks are a straightforward consequence ...

Biology / Cell & Microbiology

created Dec 09, 2011 | popularity 5 / 5 (3) | comments 0

'Vietnam time bomb' defused: Scientists find key mechanism by which bacterial pathogen causes melioidosis

A key mechanism by which a bacterial pathogen causes the deadly tropical disease melioidosis has been discovered by an international team of scientists.

Biology / Biotechnology

created Nov 10, 2011 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

Frogs skin gives researchers the hop on bacteria

Skin secretions found in Australian frogs may hold the key to designing powerful new antibiotics that are not prone to bacterial resistance in humans, say researchers.

Biology / Cell & Microbiology

created Nov 09, 2011 | popularity not rated yet | comments 0

Decoding the proteins behind drug-resistant superbugs

Penicillin and its descendants once ruled supreme over bacteria. Then the bugs got stronger, and hospitals have reported bacterial infections so virulent that even powerful antibiotics held in reserve for ...

Chemistry / Analytical Chemistry

created Sep 16, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Proteins enable essential enzyme to maintain its grip on DNA

Scientists have identified a family of proteins that close a critical gap in an enzyme that is essential to all life, allowing the enzyme to maintain its grip on DNA and start the activation of genes.

Biology / Cell & Microbiology

created Jul 21, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Biologists identify new strategy used by bacteria during infection

Purdue University biologists identified a new way in which bacteria hijack healthy cells during infection, which could provide a target for new antibiotics.

Biology / Cell & Microbiology

created Jul 12, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Key regulators for biofilm development discovered

They can be found everywhere -- organized communities of bacteria sticking to surfaces both inside and outside the body. These biofilms are responsible for some of the most virulent, antibiotic-resistant infections in humans; ...

Biology / Cell & Microbiology

created Jun 24, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

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