News tagged with bacterial cells

Related topics: bacteria , cells , antibiotics , bacterium , proceedings of the national academy of sciences

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

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

Plant perfumes woo beneficial bugs

Scientists funded by the Biotechnology and Biological Sciences Research Council (BBSRC) have discovered that maize crops emit chemical signals which attract growth-promoting microbes to live amongst their roots. This is the ...

Biology / Biotechnology

created Apr 24, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Unique adaptations to a symbiotic lifestyle reveal novel targets for aphid insecticides

Aphids are pests that cause millions of pounds of damage to crops in the UK, but new research led by biologists at the University of York reveals potential new targets for aphid-specific insecticides.

Biology / Biotechnology

created Apr 18, 2012 | popularity not rated yet | comments 0

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

Unique salt allows energy production to move inland

Production of energy from the difference between salt water and fresh water is most convenient near the oceans, but now, using an ammonium bicarbonate salt solution, Penn State researchers can combine bacterial ...

Technology / Energy & Green Tech

created Mar 01, 2012 | popularity 4.5 / 5 (15) | comments 2 | with audio podcast

Amoeba offers key clue to photosynthetic evolution

(PhysOrg.com) -- The major difference between plant and animal cells is the photosynthetic process, which converts light energy into chemical energy. When light isn't available, energy is generated by breaking ...

Biology / Cell & Microbiology

created Feb 27, 2012 | popularity 5 / 5 (4) | comments 2 | with audio podcast

Frontal attack or stealth? How subverting the immune system shapes the arms race between bacteria and hosts

Why is it that Mycobacterium tuberculosis can cause tuberculosis with as little as 10 cells, whereas Vibrio cholerae requires the host to ingest up to tens of millions of cells to cause cholera? This is the ...

Biology / Cell & Microbiology

created Feb 27, 2012 | popularity 4 / 5 (1) | comments 0

Honeycomb structure responsible for bacteria's extraordinary sense

(PhysOrg.com) -- Cornell researchers have peered into the complex molecular network of receptors that give one-celled organisms like bacteria the ability to sense their environment and respond to chemical ...

Biology / Cell & Microbiology

created Feb 20, 2012 | popularity 4.8 / 5 (11) | comments 4 | 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

Bacterial plasmids -- the freeloading and the heavy-lifters -- balance the high price of disease

Studying self-replicating genetic units, called plasmids, found in one of the world's widest-ranging pathogenic soil bacteria -- the crown-gall-disease-causing microorganism Agrobacterium tumefaciens -- Ind ...

Biology / Cell & Microbiology

created Feb 01, 2012 | popularity not rated yet | comments 0 | with audio podcast

Mighty mesh: Extracellular matrix identified as source of spreading in biofilms

New research at Harvard explains how bacterial biofilms expand to form slimy mats on teeth, pipes, surgical instruments, and crops.

Biology / Cell & Microbiology

created Jan 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Polar growth at the bacterial scale reveals potential new targets for antibiotic therapy

(PhysOrg.com) -- An international team of microbiologists led by Indiana University researchers has identified a new bacterial growth process -- one that occurs at a single end or pole of the cell instead ...

Biology / Cell & Microbiology

created Jan 17, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

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

Biopixels: Researchers create living 'neon signs' composed of millions of glowing bacteria (w/ video)

(PhysOrg.com) -- In an example of life imitating art, biologists and bioengineers at UC San Diego have created a living neon sign composed of millions of bacterial cells that periodically fluoresce in unison ...

Biology / Biotechnology

created Dec 19, 2011 | popularity 5 / 5 (2) | comments 3 | with audio podcast