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News tagged with human gut

Protein analysis investigates marine worm community

(Phys.org) -- Techniques used by researchers from the Department of Energy's Oak Ridge National Laboratory to analyze a simple marine worm and its resident bacteria could accelerate efforts to understand more ...

Biology / Cell & Microbiology

created May 09, 2012 | popularity not rated yet | comments 0 | with audio podcast

Microbiologist discovers new super-preservative

(PhysOrg.com) -- In one of those freak accidents that sometimes occur in science, where someone is looking at something for one purpose and finds another for it, Dan O'Sullivan has found a use for a byproduct of harmless ...

Biology / Cell & Microbiology

created Aug 17, 2011 | popularity 4.6 / 5 (26) | comments 45 | with audio podcast report

Lab study raises questions over nano-particle impact

Tests involving chickens have raised questions about the impact on health from engineered nano-particles, the ultra-fine grains commonly used in drugs and processed foods, scientists said on Sunday.

Nanotechnology / Bio & Medicine

created Feb 12, 2012 | popularity 5 / 5 (11) | comments 5

Genetic variation in human gut viruses could be raw material for inner evolution

(PhysOrg.com) -- A growing body of evidence underscores the importance of human gut bacteria in modulating human health, metabolism, and disease. Yet bacteria are only part of the story. Viruses that infect ...

Biology / Cell & Microbiology

created Mar 19, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Researchers create living human gut-on-a-chip

Researchers at the Wyss Institute for Biologically Inspired Engineering at Harvard University have created a gut-on-a-chip microdevice lined by living human cells that mimics the structure, physiology, and mechanics of the ...

Chemistry / Biochemistry

created Mar 27, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Scientists catalog zoo of bacteria inside our guts

(AP) -- The human gut is a virtual zoo, full of a wide variety of bacteria, a new study found. And scientists say that's a good thing.

Biology / Cell & Microbiology

created Mar 03, 2010 | popularity 4.4 / 5 (11) | comments 0

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

Learning to tolerate our microbial self

(PhysOrg.com) -- The human gut is filled with 100 trillion symbiotic bacteria—ten times more microbial cells than our own cells—representing close to one thousand different species. "And yet, if ...

Biology / Cell & Microbiology

created Apr 21, 2011 | popularity 5 / 5 (8) | comments 0 | with audio podcast

Our microbes, ourselves

In terms of diversity and sheer numbers, the microbes occupying the human gut easily dwarf the billions of people inhabiting the Earth. Numbering in the tens of trillions and representing many thousands of ...

Biology /

created Jan 19, 2009 | popularity 4.4 / 5 (7) | comments 1

Gut feeling: Intestinal germ helps sushi digestion

Japanese have an easy time digesting sushi and other seaweed-wrapped delicacies thanks in part to an intestinal bacterium that hijacked genes from a marine germ, scientists report on Wednesday.

Biology / Cell & Microbiology

created Apr 07, 2010 | popularity 4.8 / 5 (5) | comments 0

Scientists demystify an enzyme responsible for drug and food metabolism

Scientists led by Michael Green at Penn State University, have solved a 40-year-old puzzle about the mysterious process by which a critical enzyme metabolizes nutrients in foods and chemicals in drugs such ...

Chemistry / Biochemistry

created Nov 11, 2010 | popularity 4 / 5 (4) | comments 0 | with audio podcast

Friendly gut bacteria lend a hand to fight infection, study suggests

Immunology researchers at UT Southwestern Medical Center have found that bacteria present in the human gut help initiate the body's defense mechanisms against Toxoplasma gondii, the parasite responsible for to ...

Biology / Cell & Microbiology

created Aug 19, 2009 | popularity 5 / 5 (1) | comments 0

Study uses genetic approach to manipulate microbes in gut

We are what we eat, but who are "we"? New, high-powered genomic analytical techniques have established that as many as 1,000 different single-celled species coexist in relative harmony in every healthy human gut.

Biology / Cell & Microbiology

created Jun 24, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Human nose too cold for bird flu, says new study

(PhysOrg.com) -- Avian influenza viruses do not thrive in humans because the temperature inside a person's nose is too low, according to research published today in the journal PLoS Pathogens. The authors of the ...

Biology / Cell & Microbiology

created May 15, 2009 | popularity 4.4 / 5 (11) | comments 3

Salmonella Spills its Secrets on the Space Shuttle

Salmonella, what's gotten into you? Researchers have been asking themselves this question ever since Salmonella bacteria grown on board the space shuttle returned to Earth 3 to 7 times more virulent than S ...

Biology / Cell & Microbiology

created May 07, 2009 | popularity 4.3 / 5 (7) | comments 0