Tag: "found" at biology news
Two Long-sought Diabetes Gene Found
...year head start in the search for MODY1, MODY3 was found
first. It was discovered by brute force, painstaki...e Trust Centre for Human Genetics. The researchers found
that patients from MODY3 families had one of several different mutations in the gene for hepatocyte ...
Researcher Discovers Key Brain Center For Speech
...ng them instead as "dree" or "free." "We may have found
an area that in the very least is signficantly relatedto the speech process if not a center for that function," says Dronkers,who conducted the work at the VA Medical Center in Martinez and publishedher results in a recent issue of the journal Nature...
No Such Luck: Nitrogen From Air Pollution Unlikely to Moderate Global Warming
...entally added nitrogen on prairie grasslands, they found
that while low rates of nitrogen deposition encour... of nitrogen deposition." Tilman and Wedin found
that more than half of the plant species were lost across the nitrogen addition gradient, with the g...
Siblicide In Nature: Study Of Galapagos Seabird Finds Death Can Ensure Species Survival
...st David Anderson at Wake Forest University found
a curious irony: boobies kill in order to thrive. ...mize long-term reproductive success this way?" He found
part of the answer in the boobies poor hatching rates. Masked boobies only hatch about 60 percent of...
Fast Measurement Technique Reveals Early Steps In Protein Folding
...ing protein apomyoglobin,U. of I. researchers have found
that the initial steps of helix formationcan occur within several hundred nanoseconds. (A nanosecond is one billionthof a second.) The entire collapse to a compact structure appears nearlycomplete after just a few microseconds. "Unlike slower spectr...
Scientists Identify Gene For Sexual Behavior In Male Flies
...gle gene? So far, nogene similar to fru has been found
in humans or other animals.But geneticists have been studying fruit flies for more than 80 years tolearn how genes instruct the building of the fly's body and the functionof its cells, and insights from that work have already helped explainhow the hu...
Methane Deep In Ocean Crust Could Feed Chemical-Hungry Microorganisms
...icant reservoir of methane and hydrocarbons may be found
in rock beneath the seafloor. Such a large food s...rt of molten magma chambers. Although the basalts found
nearly everywhere on the seafloor come from the same submarine chambers, Kelley says that the fluids...
World's Experts Plan Global Locator Service For Environmental Information
...ormation on the information locator service can be found
Researchers Find How Disease-resistant Plants Recognize Bacteria
...rofessor of agronomy at Purdue, and his colleagues found
that an enzyme called Pto kinase, a protein that i...e protein that provides resistance to infection is found
inside the cells instead of on the cell walls, where one would expect a defense mechanism to be....
New Finding Suggests "HATs" Are Key To Gene Activation Puzzle
...his field in the last 10 years." The team has found
the strongest evidence yet to support the widely accepted theory that gene activation is linkedto the uncoiling of the tightly wound form in which DNA is usually stored. "How genes are activated has confounded biologists for years," says C. Davi...
Prostate Cancer May Be Predicted 10 Years Before Diagnosis
... PSA, an enzyme produced by the prostate gland, is found
in high concentration in semen where it acts to li... an enlarged prostate gland. Earlier studies have found
that the rate of increase in total PSA levels over several years is one of the best indicators of wh...
A Sensor, A Switch, A Zipper: Protein Engineers Design Potential Tool
...ding of coiled coils. These structures are found
in hundreds of proteins and are essential to processes as diverse as gene transcription, muscle contraction, viral attack, and cell division. Please acknowledge partial funding for this work from the National Institu...
Bog Beetle, Misidentified For 85 Years, Is 'Discovered' At Cornell
...y on a variety of specimens," Liebherr said. "Kip found
that one of the specimens just didn't fit the key....logists determined that this species, which can be found
in many institutional insect collections throughout the Northeast, had never been given proper scien...
Bottom-up Ecological Processes Better For Clear Waters, Study Finds
... general and of how many plants and animals can be found
ateach level of the web. The way energy moves thro...e foul. Unnaturally murky lakes are more commonly found
in the middle and easternUnited States and Europe. Eutrophication was responsible for the dramaticde...
Laser Microscope At Cornell Images Serotonin In Live Cells
...mps. They concentrate serotonin within a cell. We found
very high concentrations, about 50 millimolar, in the secretory granules," he said. Williams is following the release of serotonin from a cell as it occurs after allergic stimulation. "The larger granules secrete faster. Once the serotonin is secre...
Researchers Corral Millions Of Microscopic Membranes
...ctrical fields to these large membrane patches and found
that he could manipulate the concentration of certain types of proteins attached to the membranes. Nick Ulman, an electrical engineer who works at Stanford's Ginzton Laboratory, joined the group in 1995. A postdoctoral student at the time, he approac...
Learning From Birds And Bees: Engineers Study Insects For Ideas On Tiny "Micro Air Vehicles"
... program. Information about the conference can be found
on the World Wide Webat: <AHREF="http://spbtrc.gtri.gatech.edu/MicroVehicle">http://spbtrc.gtri.gatech.edu/MicroVehicle . <AHREF="http://spbtrc.gtri.gatech.edu:80/MicroVehicle/register.htm">Program for the Conference...
Scientists Determine 3-D Crystal Structure Of Cancer-Causing Protein
...nases, named for src , the first oncogene that was found
to be the mutated form of acellular protein. The S... immune system and other cellular behavior. Src is found
in nearly allcells of the body, but Hck primarily arises in cells related to the immunesystem, such ...
Blood Test Can Identify Some Children With Strep-Related Behavioral Disorders
...sfunction, and 24 healthy children. Theresearchers found
that 85 percent of the children with strep-associated OCD andtics and 89 percent of youngsters with Sydenham's chorea were D8/17 positivecompared to 17 percent of the healthy children. The typical number of D8/17positive cells were similar in the two...
A Phoenix From A Ring Of Fire Is A Pattern For The Recovery Of Mount St. Helens
... says, was almost certainly much more like the ash found
shortly after the Mount St. Helens explosion. Eve... detritus. So that by the spring of 1981, Edwards found
insects living on the pumice surface around Mount St. Helens. The pumice on Rakata, part...
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