News tagged with purple bacteria


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Search results for purple bacteria


Fatty food can weaken the immune system

Medicine & Health / Health

created Dec 08, 2009 | popularity not rated yet | comments 0

Fresh evidence that fatty food is bad for our health has come to light: mice fed a lard-based diet over a long period got worse at fighting bacteria in the blood, reveals a thesis from the Sahlgrenska Academy at the University ...


Only a small number of so-called giant viruses have been discovered, the first in 1993 by accident

New giant virus discovered

Biology / Cell & Microbiology

created Dec 09, 2009 | popularity 4.3 / 5 (18) | comments 8

Scientists in France have isolated a new giant virus that lurks inside amoeba and whose gene pool includes genetic material from other species.


Mechanism discovered by which body's cells encourage tuberculosis infection

Mechanism discovered by which body's cells encourage tuberculosis infection

Medicine & Health / Research

created Dec 10, 2009 | popularity 4 / 5 (1) | comments 0

Scientists have discovered a signaling pathway that tuberculosis bacteria use to coerce disease-fighting cells to switch allegiance and work on their behalf. Epithelial cells line the airways and other surfaces ...


Military children face more emotional challenges as parental deployments grow longer, study finds

Medicine & Health / Health

created Dec 07, 2009 | popularity not rated yet | comments 0

Children in military families may suffer from more emotional and behavioral difficulties when compared to other American youths, with older children and girls struggling the most when a parent is deployed overseas, according ...


One Can Act Without Group Support; Even in the Bacterial World

One Can Act Without Group Support; Even in the Bacterial World

Chemistry / Biochemistry

created Dec 08, 2009 | popularity 4.7 / 5 (3) | comments 0

(PhysOrg.com) -- A single bacterium can act alone, performing the same kinds of actions that a group normally does. The behavior of that bacterium can be manipulated at the cellular level. That’s the intriguing ...


Scientists chase deadly MRSA bacteria with new models

Scientists chase deadly MRSA bacteria with new models

Medicine & Health / Diseases

created Dec 07, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Ten years ago, Chicago hospitals were at ground zero when the deadly MRSA bacterium, till then confined to hospitals, learned some new tricks and spilled out into the community. This year, ...


Galaxy Collision Switches on Black Hole

Galaxy Collision Switches on Black Hole

Space & Earth / Astronomy

created Dec 10, 2009 | popularity 4.5 / 5 (4) | comments 1

(PhysOrg.com) -- This composite image of data from three different telescopes shows an ongoing collision between two galaxies, NGC 6872 and IC 4970.


Bacteria offer insights into human decision making

Bacteria offer insights into human decision making

Physics / General Physics

created Dec 08, 2009 | popularity 4.6 / 5 (17) | comments 1

(PhysOrg.com) -- Scientists studying how bacteria under stress collectively weigh and initiate different survival strategies say they have gained new insights into how humans make strategic decisions that ...


Drug kills cells through novel mechanism

Drug kills cells through novel mechanism

Biology / Cell & Microbiology

created Dec 10, 2009 | popularity not rated yet | comments 0

MIT and Boston University researchers have discovered that the drug hydroxyurea kills bacteria by inducing them to produce molecules toxic to themselves — a conclusion that raises the possibility of finding ...


Toward a fast, accurate urine test for pneumonia

Fast, accurate urine test for pneumonia possible, study finds

Medicine & Health / Research

created Dec 09, 2009 | popularity 3 / 5 (1) | comments 0

Doctors may soon be able to quickly and accurately diagnose the cause of pneumonia-like symptoms by examining the chemicals found in a patient's urine, suggests a new study led by UC Davis biochemist Carolyn ...



List of search results for purple bacteria