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Suicidal Bacteria: Unicellular Organisms Occasionally Poison Themselves With a Toxin
March 15, 2013 — The cyanobacterium Synechocystis produces toxins that often lead to its own demise. Biologists have now determined the logic governing this ... > full story -
Researchers Divide Enzyme to Conquer Genetic Puzzle
March 14, 2013 — Researchers have found a way to divide and modify enzymes to create what amounts to a genetic logic gate. Biochemists have now created a library of 'AND gates' by mutating a protein from a bacterial ... > full story -
Probiotics Reduce Stress-Induced Intestinal Flare-Ups, Study Finds
March 14, 2013 — Stress has a way of significantly altering the composition of gut bacteria, which leads to inflammation and often times, belly pain for those with irritable bowel syndrome. But a new study shows how ... > full story -
Immune Cells Cluster and Communicate 'Like Bees,' Researcher Says
March 13, 2013 — The immune system's T cells, while coordinating responses to diseases and vaccines, act like honey bees sharing information about the best honey sources, according to a new ... > full story -
Indirect Side-Effects of the Cultivation of Genetically Modified Plants
March 13, 2013 — Genetically modified Bt cotton plants contain a poison that protects them from their most significant enemies. As a result, these plants rely less on their own defence system. This benefits other ... > full story -
Antibiotic-Resistant Strain of E. Coli Increasing Among Older Adults and Residents of Nursing Homes
March 12, 2013 — Antibiotic-resistant Escherichia coli (E. coli) continues to proliferate, driven largely by expansion of a strain of E. coli know as sequence type ST131. A new study points to hospitals and long-term ... > full story -
Some Bacteria May Protect Against Disease Caused by Stomach Infection
March 12, 2013 — Half of the world's human population is infected with the stomach bacteria called Helicobacter pylori, yet it causes disease in only about 10 percent of those infected. Other bacteria living in the ... > full story -
Biological Wires Carry Electricity Thanks to Special Amino Acids
March 12, 2013 — Slender bacterial nanowires require certain key amino acids in order to conduct electricity, according to a new ... > full storyMore: -
What Impact Does a Day of Roller Derby Have on Our Skin Microbiome? Skaters Skin Microbiomes Get Mixed Up 'Bouting'
March 12, 2013 — The human skin is home to countless microorganisms that we can't see, but these microbes help define who we are. Our invisible passengers -- known as the skin microbiome -- contribute to our health ... > full story -
Needle-Free Vaccine for Ear Infections Could Also Help Reduce Use of Antibiotics
March 12, 2013 — Researchers have found a new vaccine that both prevents and treats ear infections -- minus the needle jab. The vaccine -- which targets the bacteria responsible for half of all ear infections -- ... > full story
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