Tag: "stomach" at biology news
UCR entomologists report bee-dancing brings more food to honeybee colonies
...pairs of legs, four wings, a stinger and a special stomach
that holds nectar. It is the only insect that produces food eaten by humans. The University of California's entomological research in Southern California dates back to 1906. Over the years, the UC Riverside Department of Entomology has excelled in vi...
New UGA study demonstrates bacterial pathogens use hydrogen as energy source in animals
...or everything from ulcers and chronic gastritis to stomach
cancer. Microbiologists at the University of Georg...n that colonizes the mucosal surfaces of the human stomach
and gives rise to gastritis, peptic ulcers and sometimes certain types of gastric cancer. "This was ...
Stomaching flatfish: How hormones regulate flounder stomach development
is an important organ, both physiologically and ec.... However, while the structure and function of the stomach
are similar across vertebrate classes, the timing of stomach
formation differs significantly. Dr. J...
UMass team to study bioremediation of acid, heavy metals from collapsed mind
...eutralized. It's similar to a person with an upset stomach
taking an antacid; the acid level drops," said Yuretich. There are also hydrology issues at work, researchers say. Engineers will study the way the groundwater and surface water are flowing. "There are a series of complex biochemical processes going...
Coralreef fish desperately needs mangrove forests and seagrass fields
...ose a certain place. An examination of the fishes' stomach
contents together with chemical analyses revealed that the fish use the mangrove forests as a shelter from predatory fish. The seagrass fields not only serve as a safe haven but also as a feeding place. Due to changes in their diet, carnivorous speci...
Stomach-dwelling H. pylori bacterium reveals its age
...acterium that lives in the mucous layer lining the stomach
where it can persist for decades. It is estimated that more than half the people in the world carry the bacterium in their stomach. Over the years, Dr. Blaser and longtime collaborator Dr. Perez-Perez have contributed greatly to understanding the bio...
Ion channels allow bacteria to resist stomach acid
...ria resist the blast of acid they encounter in the stomach
of their hosts. The discovery suggests a plausible mechanism whereby bacteria can fend off stomach
acidity long enough to establish themselves in the intestine. More broadly, said the scientists, the...
Stanford researchers find cause, possible cure for gluten intolerance
...n childhood, the disease can lead to the distended stomach
and stunted growth typical of starvation. "The only effective therapy for most people is a lifelong gluten-free diet, and that's fairly restrictive," explained co-author Gary M. Gray, professor of medicine, emeritus. The diet is essential over the lo...
American Society for Microbiology Journals tipsheet: September 2002
...ibodies were effective in decreasing damage to the stomach
wall. "The encouraging results of this study indicate that the immunoglobulin obtained from hens immunized by H. pylori may provide a novel approach to the management of H. pylori infections in humans." (J.-H. Shin, M. Yang, S.W. Nam, J.T. Kim, N....
New insights into cause of stomach cancer
...ists have discovered a vital clue to the causes of stomach
cancer and inflammatory bowel disease. Stomach c...s in the protection of the digestive tract against stomach
cancer and some forms of inflammatory bowel disease. "Nobody suspected that interference with the me...
New mouse model shows how news of pathogen reaches immune system
...c bacteria that has sneaked past the skin barrier, stomach
acid or other innate defenses. When a dendritic cell has gobbled a harmful germ, it stops snacking and races off to the nearest lymph node to alert the T cells that command the more complex immune responses. The details have been fuzzy, but scientis...
Sweet success on the way to vaccine for ulcers, stomach cancer, reported in Science
... fight the infection (which can lead to ulcers and stomach
cancer), actually make the infection worse, accord...cy food and stress do not) and have been linked to stomach
cancer, one of the five most common types of cancer in the world, according to the World Health Orga...
Ulcer-causing bacteria use stomach inflammation to their advantage
... Louis, July 25, 2002 -- The bacterium that causes stomach
inflammation (gastritis), peptic ulcers and gastric cancer thrives in the human stomach
by triggering changes in stomach
cells and using those changes to its own advantage, say researchers...
Just one bite at a time: Researchers find snake with unusual feeding habit
...right from the start. However, while examining the stomach
contents, it was obvious that crabs eaten by Gerarda were in pieces. Since crabs can drop (autotomize) their limbs and joints can break as a crab is captured and eaten, it was important to verify how the crab is actually pulled apart. So, Jayne broug...
Dietary component kills bacterial cause of ulcers and stomach cancer
... A bacterium responsible for the vast majority of stomach
cancers, a leading cause of cancer death worldwide...cognized 20 years ago as the cause of debilitating stomach
ulcers and often fatal stomach
cancers. Unfortunately, the regions of the world where the infection ...
Single gene leap led to flea-borne transmission of plague bacterium
...ually changed from a germ that causes a mild human stomach
illness acquired via contaminated food or water to the flea-borne agent of the "Black Death," which in the 14th century killed one-fourth of Europe's population. The new research adds an important piece to understanding the forces behind the emergenc...
"Berry, berry, berrygood!"
...agents, as well as for the treatment of dysentery, stomach
ailments, scurvy and urinary tract problems. The berries contain a unique and complex chemical composition and are all rich in flavonoids, polyphenols and anthocynanins. The anthocyanins are responsible for the red, purple and blue pigments of the b...
Helicobacter pylori infection most common in early childhood
HOUSTON--(March 14, 2002)--A bacteria that causes stomach
ulcers infects most people before they reach age 1...ajor cause of chronic gastritis, peptic ulcer, and stomach
cancer. The period in life that someone acquires the infection may influence the risk of developing ...
UNC geologist, students to unveil 221 million-year-old top N.C. fossil
...so found a whole suite of bones where the reptiles stomach
would have been, Carter said. Included was another...e named Plinthogomphodon herpetairus. Also in the stomach
were armor plates from a 2- to 3-foot long creature called Aetosarus that had a pointed nose and tai...
Scientists use seals as 'underwater eyes'
...ch as trawl catches, catches on hooks and from the stomach
content of predators. But the camera and data recorders allowed these scientists to accompany the seal as surrogates on their hunts and to record firsthand what the seals and their prey were seeing and doing. For the silverfish, this meant that ...
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