News tagged with gut bacteria

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Genetic study reveals the origins of cavity-causing bacteria

Medicine & Health / Research

created Dec 23, 2009 | popularity 5 / 5 (2) | comments 0

Researchers have uncovered the complete genetic make-up of the cavity-causing bacterium Bifidobacterium dentium Bd1, revealing the genetic adaptations that allow this microorganism to live and cause decay in the human oral ...


Fibre may keep asthma, diabetes at bay, study finds

Medicine & Health / Health

created Oct 28, 2009 | popularity 4.8 / 5 (8) | comments 1

Insoluble dietary fibre, or roughage, not only keeps you regular, say Australian scientists, it also plays a vital role in the immune system, keeping certain diseases at bay.


Urine samples could be used to predict responses to drugs, say researchers

Urine samples could be used to predict responses to drugs, say researchers

Medicine & Health / Research

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

(PhysOrg.com) -- Researchers may be able to predict how people will respond to particular drugs by analysing their urine samples, suggest scientists behind a new study published today in the journal Proceedings of ...


Gut bacteria can manufacture defences against cancer and inflammatory bowel disease

Gut bacteria can manufacture defences against cancer and inflammatory bowel disease

Biology /

created Feb 06, 2009 | popularity 4 / 5 (3) | comments 2

(PhysOrg.com) -- Bacteria naturally present in the human gut could produce substances that help to protect against colon cancer and provide therapy for inflammatory bowel disease.


Gut ecology in transplant patients

Medicine & Health / Research

created Sep 15, 2009 | popularity not rated yet | comments 0

Small-bowel transplant patients with an ileostomy -- an opening into their small bowel -- have a very different population of bacteria living in their gut than patients whose ileostomy has been closed, researchers from UC ...


Viruses can turn harmless E. coli dangerous

Viruses can turn harmless E. coli dangerous

Biology / Cell & Microbiology

created Apr 16, 2009 | popularity 3.5 / 5 (4) | comments 0

For her doctorate, Camilla Sekse studied how viral DNA can be transmitted from pathogenic to non-pathogenic E. coli. Viruses that infect bacteria in this way are called bacteriophages. Her findings reveal ...


Insecticidal toxin useless without 'friendly' bacteria accomplices

Biology / Cell & Microbiology

created Mar 04, 2009 | popularity 5 / 5 (1) | comments 0

The toxin produced by the bacterium Bacillus thuringiensis (Bt) is a popular insecticide used to control pest moths and butterflies, and in some GM pest-proof crops. In a study published in the open access journal BMC Bi ...


'Friendly' bacteria protect against type 1 diabetes

Medicine & Health / Diseases

created Sep 21, 2008 | popularity 4.8 / 5 (24) | comments 0

In a dramatic illustration of the potential for microbes to prevent disease, researchers at Yale University and the University of Chicago showed that mice exposed to common stomach bacteria were protected against the development ...


What cures you may also ail you: Antibiotics, your gut and you

Biology /

created Nov 18, 2008 | popularity 4.8 / 5 (10) | comments 0

We are always being told by marketers of healthy yogurts that the human gut contains a bustling community of different bacteria, both good and bad, and that this balance is vital to keeping you healthy. But if you target ...


Cancer-causing gut bacteria exposed

Medicine & Health / Cancer

created Sep 22, 2008 | popularity 4.6 / 5 (5) | comments 0

Normal gut bacteria are thought to be involved in colon cancer but the exact mechanisms have remained unknown. Now, scientists from the USA have discovered that a molecule produced by a common gut bacterium activates signalling ...