A new study suggests that Neanderthals across Europe may well have been infected with diseases carried out of Africa by waves of anatomically modern humans, or Homo sapiens. As both were species of hominin, it would have ...
Archaeology
Apr 10, 2016
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1108
Scientists are continually unearthing new facts about Homo sapiens from the mummified remains of Ötzi, the Copper Age man, who was discovered in a glacier in 1991. Five years ago, after Ötzi's genome was completely deciphered, ...
Archaeology
Jan 7, 2016
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25
Tiny "submarines" that speed independently through the stomach, use gastric acid for fuel (while rapidly neutralizing it), and release their cargo precisely at the desired pH: Though it may sound like science fiction, this ...
Biochemistry
Jan 23, 2017
0
685
(PhysOrg.com) -- Helicobacter pylori can cause stomach ulcers and cancers. Over half of the world’s inhabitants carrys this bacterium, but different variants are present on different continents. Up to now, biologists have ...
Jan 23, 2009
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0
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 worldwide and that has ...
Biochemistry
Dec 7, 2011
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0
As farmer Li Bingcai opened the door to his cockroach farm in southwest China, an insect the size of a dart flew into his face.
Ecology
Apr 16, 2019
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9
Biosensors are currently used in healthcare to monitor blood glucose; however, they also have the potential to detect bacteria. Researchers at Osaka University have invented a new biosensor using graphene—a material consisting ...
Bio & Medicine
Jun 20, 2019
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0
University of Oregon scientists have discovered how the bacterium Helicobacter pylori navigates through the acidic stomach, opening up new possibilities to inactivate its disease-causing ability without using current strategies ...
Biochemistry
Jun 14, 2012
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0
A special protein in the lining of the stomach has been shown to be an important part of the body's defense against the stomach ulcer bacterium Helicobacter pylori in a new study from the Sahlgrenska Academy at the University ...
Cell & Microbiology
Oct 13, 2009
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0
(PhysOrg.com) -- Bacteria use all sorts of cunning to trick hosts into doing their bidding. One con in their bag of tricks: the molecular mimic. In this ruse, bacteria or their agents look for all purposes like some native ...
Cell & Microbiology
Dec 11, 2009
1
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