The adult human body is made up of about 37 trillion cells. Microbes, mainly bacteria, outnumber body cells by 10 to 1. Increasingly, scientists recognize that this huge community of microbes, called the microbiome, affects ...
Plants & Animals
Nov 10, 2014
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Researchers have traced genetic changes in a bacterial pathogen over 450 years, and claim that epidemics of bacterial disease in human history may be caused by chance environmental changes rather than genetic mutations.
Cell & Microbiology
Aug 4, 2014
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(Phys.org) —University of Delaware researchers have identified a protein, hiding in plain sight, that acts like a bodyguard to help protect and stabilize another key protein, that when unstable, is involved in Crohn's disease. ...
Biochemistry
Jul 17, 2014
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It's not just in toothpaste and mouthwash—fluoride is found in just about everything from rocks and water to the soil and the sea. It is the 13th most abundant element in the Earth's crust, and it's extremely toxic to single-celled ...
Cell & Microbiology
Sep 19, 2013
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Biologists at the University of California, San Diego have developed a revolutionary new method for identifying and characterizing antibiotics, an advance that could lead to the discovery of new antibiotics to treat antibiotic ...
Cell & Microbiology
Sep 16, 2013
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(Phys.org) —Growing concern about bacterial resistance to existing antibiotics has created strong interest in new approaches for therapeutics able to battle infections. The work of an international team of researchers that ...
Cell & Microbiology
Sep 9, 2013
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Abdominal pain, fever, diarrhoea—these symptoms could point to an infection with the bacterium Yersinia. The bacterium's pathogenic potential is based on a syringe-like injection apparatus called injectisome. For the first ...
Cell & Microbiology
Jul 31, 2013
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Next time you successfully fight off a nasty infection, give thanks to the Great Barrier Reef. A dramatic discovery by an Australian team of scientists has revealed that the ability of humans to resist bacterial diseases ...
Biotechnology
Jul 1, 2013
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Why was there a sudden drop in the incidence of leprosy at the end of the Middle Ages? To answer this question, biologists and archeologists reconstructed the genomes of medieval strains of the pathogen responsible for the ...
Biotechnology
Jun 13, 2013
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A protein secreted by the chlamydia bug has a very unusual structure, according to scientists in the School of Medicine at The University of Texas Health Science Center San Antonio. The discovery of the protein's shape could ...
Biochemistry
Jun 11, 2013
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