Posts Tagged ‘microbiology’
Thanks to copper, sulfur’s stink repels us
DUKE (US) — Copper ions may be the cause of our sensitivity to sulfurous odors, like skunks, volcanic gases, and armpits. Continue…
Tuesday, February 7, 2012 16:11 - 0 Comments
Health & Medicine - Jan 31, 2012 11:44 - 0 Comments
After 3 days, lung bacteria are unstoppable
UNC-CHAPEL HILL (US) — A deadly plague bacterium is able to transform the lungs into a breeding ground for other microbes—often escaping detection until it is too late for medical treatment. (more…)
Science & Technology - Jan 30, 2012 10:51 - 1 Comment
After four mutations, new virus attacks
MICHIGAN STATE (US) — Scientists have shown for the first time how a new virus evolves, clarifying how easy it is for diseases to quickly gain dangerous mutations. (more…)
Science & Technology - Jan 24, 2012 12:44 - 0 Comments
Icy microbes make case for life on Mars
PENN STATE (US) — The bottom of a glacier is not the most hospitable place on Earth, but at least two types of bacteria happily live there, according to researchers. (more…)
Science & Technology - Jan 18, 2012 9:28 - 0 Comments
Fed antibiotics, pigs carry resistant bugs
MICHIGAN STATE (US) — Antibiotics in pig feed increase the number of antibiotic resistant genes in gastrointestinal microbes in pigs, say researchers. (more…)
Health & Medicine - Jan 16, 2012 11:29 - 1 Comment
Gut bacteria ‘biome’ differs in obese people
U. WASHINGTON (US) — For the first time, the vast array of bacteria in the human gut has been studied as a complex, integrated biological system, rather than a set of separate species. (more…)
Health & Medicine - Jan 6, 2012 13:15 - 1 Comment
Compound halts foodborne bugs
CORNELL (US) — Researchers have found a compound that is safe for mammals but stops the foodborne bacteria Listeria in its tracks. (more…)
Science & Technology - Jan 5, 2012 12:24 - 0 Comments
Bacteria ‘chatter’ curbs infectious slime
TEXAS A&M (US) — By manipulating the way bacteria “talk” to each other, researchers have achieved unprecedented control over the formation and dispersal of biofilms. (more…)
Health & Medicine - Jan 4, 2012 13:02 - 0 Comments
Stem cells: Fountain of youth for old mice?
U. PITTSBURGH (US) — Mice bred to age too quickly live longer, healthier lives after being injected with stem cell-like progenitor cells derived from the muscles of young, healthy animals. (more…)
Health & Medicine - Dec 29, 2011 10:39 - 0 Comments
Bacteria build ‘houses’ in healthy cells
PURDUE (US) — Bacteria are able to build camouflaged homes for themselves inside healthy cells—and cause disease—by manipulating a natural cellular process, new research shows. (more…)
Top Stories - Dec 21, 2011 13:03 - 11 Comments
Toxic fungus thrives in bathroom sinks
PENN STATE (US) — Plumbing systems may be a common source of human infections, say researchers studying the prevalence of the fungus Fusarium in bathroom sink drains. (more…)
Top Stories - Dec 7, 2011 10:57 - 3 Comments
False alarm can spark autoimmune disease
CORNELL (US) — An unchecked signaling mechanism could be the reason the immune system sometimes goes off track to attack the body’s own cells. (more…)
Science & Technology - Dec 6, 2011 14:20 - 0 Comments
Bacteria make sticky glue in nick of time
INDIANA U. (US) — Some bacteria wait until the last minute to synthesize the glue that allows them to permanently attach to surfaces—a process that is important in the environment and also during the infection process. (more…)
Health & Medicine - Nov 16, 2011 12:30 - 2 Comments
DNA U-turn gives cancer a second chance
UC DAVIS (US) — DNA repair in cancer cells is not a one-way street, according to a new study that clarifies how cancer cells can become resistance to damage-inducing treatments. (more…)
Health & Medicine - Nov 14, 2011 12:08 - 0 Comments
Hospital ‘superbug’ colonizes colon
U. MONASH (US) — A mutation turns a common hospital bacterium into a deadly superbug that kills increasing numbers of hospital patients worldwide. (more…)
Health & Medicine - Nov 10, 2011 12:32 - 0 Comments
Gut microbes mix with toxins to make us fat?
CORNELL (US) — Pollutants and chemical toxins could increase the chances of being overweight or having diabetes—but it may depend on the sort of bacteria churning around in the gut, a new study shows. (more…)
Health & Medicine - Sep 29, 2011 10:21 - 0 Comments
Vaccine has potential to prevent malaria
MICHIGAN STATE (US) — A new vaccine that combines the use of a disabled cold virus along with a gene that stimulates the immune system may offer protection against the parasite that causes malaria. (more…)
Health & Medicine - Sep 27, 2011 10:48 - 1 Comment
‘Treg’ cells stop immune system meltdown
UNC-CHAPEL HILL (US) — Researchers have uncovered new details about the genetic underpinnings of cells known as Tregs, which are currently being tested as treatments for diseases such as type I diabetes, arthritis and lupus. (more…)
Health & Medicine - Sep 23, 2011 10:15 - 0 Comments
Stem cells morph into cancer busters
PENN STATE (US) — Adult stem cells from mice converted to antigen-specific T cells may lead to a simpler, more efficient way to use the body’s immune system to fight cancer. (more…)
