New evidence points to pollution as main cause of much coral reef destruction
...eawater, with high concentrations near the channel mouth diluting within about 300 feet to the very low lev...xtremely high amounts of seaweed on reefs near the mouth of the channel, and less farther away as nutrient levels decreased. With the exception of one site, ...Disease-fighters in our mouths provide clues to enhancing the immune system
...sence of invading bacteria, according to Dale. The mouth is "a perfect place to study the innate immune sys...nd challenging ecological system," Dale said. "Our mouth is full of moist surfaces, perfect for bacteria to adhere to; we feed these bacteria at regular inte...Mouth microbes may help shape immune system, says Stanford research team
...on for the Advancement of Science in Seattle. The mouth provides a thriving community of microbes and a unique field in which to study how these tiny creatures interact with their hosts. Relman's group has concentrated efforts on the subgingival crevice - the deep gap between the gums and teeth - in thei...Food tastes stronger when you're hungry
...they spat them out after tasting, and rinsed their mouth with water in between each test. None of the volunteers were smokers or drinkers; they all had good oral hygiene and were of normal weight. These factors have already been shown to alter the ability to taste....Duke study gives first worldwide measure of sea turtle casualties by longline fishing
...s very often are not caught by being hooked in the mouth but they're sometimes hooked in a flipper or have a line wrapped around their flippers," he said. Using National Marine Fisheries Service bycatch mortality figures, the study estimated that "tens of thousands" of the total hooked or entangled turtles...Bacteria live in the esophagus!
...us isn't merely a tube for food traveling from the mouth to the stomach, it also provides an environment fo...ove through the esophagus, the tube connecting the mouth to the stomach, as food-borne passengers on route to the stomach. But the new study in the Ma...There be dragons: New deep-sea predator species discovered
...00 feet, the new species has menacing teeth, and a mouth that can jut out to engulf prey as wide as it is. They also have small organs along their bellies that produce light, or bioluminescence, and that may serve as camouflage to make the fish blend in with faint sunlight from above, thus appearing invisi...Case researchers substantiate bacterial link to preterm birth through mice studies
...he numbers of the bacteria normally present in the mouth in check. When the immune system is compromised in some way, Han noted that F. nucleatum particularly targets the placenta and eventually the amniotic fluid. The researchers found that the animal model mimicked the human situation in three ways: ...... bacteria and conducting a "meta-genomic" assay of mouth microbes. Of the estimated 500 microbial species in the human mouth, only about 150 species have been cultured in laboratories. "The genome sequence reveals mechanisms used by T. denticola to colonize and survive in the complex environment of oral b...First study of resveratrol dietary supplement finds effect on breast and prostate cancers unlikely
..., C-14-Tagged resveratrol was administered both by mouth and intravenously to healthy volunteers. The researchers found that resveratrol (25-mg doses) is very well absorbed after oral dosing with most of the dose appearing in the urine in the first 12 hours. However, the urine contained resveratrol only a...Solving the mystery of the dancer mice, and cleft lip too
...uring gap or opening in the lip or the roof of the mouth can cause dental and speech problems, trouble eating, and other difficulties. In the United States the problem is usually corrected through multiple surgeries over the course of many years. "Facial clefts are a significant and disfiguring birth defe...Lewis and Clark data show a different Missouri River
...+/-11.1 inches at St. Louis -- than did the river mouth at Camp Dubois (near St. Louis) in the winter of 1803-04 5 inches +/- 5.2 inches. In contrast, she said, at present-day Washburn, North Dakota (Fort Mandan, two hundred years ago), normal daily variability is between 1 to approximately 4 inches...Mimicking humpback whale flippers may improve airplane wing design
... barrel up through the middle of the "bubble net," mouth open wide, to scoop up their prey. According to Fish, the scalloped hammerhead shark is the only other marine animal with a similar aerodynamic design. The expanded hammerhead shark head may act like a wing. The trick now is to figure out how to i...Data show investigational antibiotic safe, effective in preventing travelers diarrhea
...since it stays in the intestine after taking it by mouth and has been shown to be "gut-selective" in clinical trials — make it an ideal drug for prevention of diarrhea in international travelers. It particularly practical in that it was effective in preventing illness with as little as one dose a day....Friendly bacteria block HIV infection
...ains of bacteria that occur naturally in the human mouth can snare the HIV virus and even cells it has infe...the bacteria to stick to the mucosal lining of the mouth and digestive tract, forming colonization. Further screening identified two strains capable of trapp...Shortened chromosomes linked to early stages of cancer development
...esions in the bladder, esophagus, large intestine, mouth and cervix, the research team found abnormal telom... cells of the bladder, esophagus, large intestine, mouth and cervix. The FISH test uses fluorescent-labeled probes specific for particular locations in DNA a...Figs may inhibit growth and survival of harmful microbes in food
...various ailments such as constipation, bronchitis, mouth disorders and wounds. Externally, they are found in the latex used in ridding patients of warts. In the research presented today, Maysoun Salameh and colleagues examined the antimicrobial effect of figs extracts on the reduction and inhibition o...Research gives hope to preemies and Crohn's patients
...e to digest or absorb nutrients. They can't eat by mouth like the rest of us do, and we have to use a process called total parenteral nutrition to feed them intravenously," she said. Around 10,000 patients in the United States are totally reliant on intravenous feeding because their intestines have been s...Earstones tell fishes' tale of early life in the Colorado River estuary
...ing of fresh and ocean water in the estuary at the mouth of the Colorado. Team member Karl W. Flessa said, ...fishes. Both totoaba and gulf corvina spawn in the mouth of the Colorado, according to fishermen's reports. Rowell wondered whether otoliths from totoaba and...Finding the hole in the defenses of cavity-creating microbes
...lar dental check-ups, are so important, to rid the mouth of these bacteria." In a paper in the July 1 issue of the Journal of Bacteriology, Quivey and graduate student Elizabeth Fozo discuss a vulnerability of S. mutans, a bug that infects almost everyone. Scientists have known for some time that the micr...