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Tag: "given" at biology news

Bioartificial kidney under study at MCG

...rty solution is discarded and the cleaner blood is given back to the patient. In the study, all patients receive this standard approach to cleaning the blood. But two-thirds of the study participants take the additional step of having the liquid portion of their filtered blood, called an ultrafiltrate ?wh...

Researchers discover way to make cells in the eye sensitive to light

...opsin is capable of makingcells photosensitive has given us a unique opportunity to study thecharacteristics of this interesting protein. The textbook view of theeye is that it contains only two light sensing systems, the rods andcones. However, over the last few years it has become increasinglyaccepted th...

Yellowstone microbes fueled by hydrogen, according to U. of Colorado study

...ironments," Spear said. "It's partspeculation, but given the number and kinds of bacteria that aremetabolizing hydrogen, it's probably a very old form of metabolism.That's important because it tells us about the history of life onEarth," he said. "And if it works this way on Earth, it's likely tohappen els...

Growth in the sea comes down to a struggle for iron

...remains highly controversial in scientific circles given the very limited understanding of these unique systems, says Wells. Wells specializes in chemical oceanography and has worked in places as varied as Rhode Island's Narragansett Bay and Antarctica. Joining him on the July voyage were two UMaine gradu...

Emory Study Tests Bone Marrow Stem Cells to Improve Circulation in Legs

...damagedones.Patients in the clinical trial will be given an injection of either agrowth factor called GM-CSF (granulocyte-macrophage colony stimulatingfactor) or placebo (sterile salt water) three times a week for twoweeks. The level of EPCs in the volunteers' blood will be measuredbefore, during and after...

Mouse brain cells rapidly recover after Alzheimer's plaques are cleared

...wnas organelles," Holtzman explains. "Normally any given segment of anerve cell branch would have only very small amounts of theseorganelles."Nerve cells move organelles along their branches as a part of theirregular function. Holtzman suspects that this transport breaks down inthe mice, leading to pileups...

Key molecule in plant photo-protection identified

...wnas organelles," Holtzman explains. "Normally any given segment of anerve cell branch would have only very small amounts of theseorganelles."Nerve cells move organelles along their branches as a part of theirregular function. Holtzman suspects that this transport breaks down inthe mice, leading to pileups...

Timing is everything: First step in protein building revealed

...ch changes the color orwavelength of light that is given off. If the distance between thefluorescent molecu...mixed in. Instead, they saw two shifts in thecolor given off. First, there was a slight shift, indicating a smallchange in the distance between eIF1 and its ...

A much-needed shot in the arm for HIV vaccine development

...eveloping avaccine against HIV infection have been given a much-needed boost bythe publication today of the Global HIV/AIDS Vaccine Enterprise'sscientific strategic plan, published online in the freely available,open-access global health journal PLoS Medicine.The Global HIV/AIDS Vaccine Enterprise is an in...

U-M scientist to talk about tissue engineering at AAAS

... engineering. For example, parathyroid hormone is given to patients with osteoporosis, a condition in which bone quality declines leaving them fragile and prone to breaking. Parathyroid hormone stimulates bone growth in these patients, and Krebsbach sees potential to use it for similar gains in tissue eng...

Genome-wide mouse study yields link to human leukemia

...mal cell death, a process called apoptosis. "It's given us a whole new way to look at and possibly treat leukemia," says Michael Caligiuri, director of the OSU Comprehensive Cancer Center (OSUCCC) and senior co-author of the study. "It's also validated our mouse model as a good predictor of what happens i...

U of M researcher examines newly emerging deadly disease

...n the two prior illnesses. Patients should also be given early administration of activated protein C (i.e., drotrecogin) in an attempt to minimize purpuric skin injury and to slow the inflammatory cascade before irreparable tissue injury occurs. In addition, because toxic shock syndrome is mediated by supe...

Scientists decipher genome of fungus that can cause life-threatening infections

...LU) School ofMedicine ?say the project already has given impetus to biomedicalresearch into fungal infections."The genome project has already had a major impact on basic research ofCryptococcus and will continue to be an enormous factor in the pace ofdiscovery and in the scope of questions that can be aske...

Experiments provide proof of how traveling in groups protects insects

...rs," Lorch said. "Predation occurs anyway, but any given individual is far better protected than it would be if it were on its own." The research, supported by the USDA, is part of a larger study designed to learn whether scientists can predict and possibly change the path of massive insect bands, he said...

U-M scientists find genes that control growth of common skin cancer

... and tumor recurrence may be particularlyimportant given the current efforts to develop Hh pathway inhibitors asa means of combating human BCCs, as well as other cancers. In contrastto other cancer models where inhibition of Hh signaling leads todurable tumor regression, Dlugosz's new work raises the possi...

Experiments provide proof of how traveling in groups protects insects

...rs," Lorch said. "Predation occurs anyway, but any given individual is far better protected than it would be if it were on its own." The research, supported by the USDA, is part of a larger study designed to learn whether scientists can predict and possibly change the path of massive insect bands, he said...

New Study from Affymetrix Laboratories Points to Changing View of How Genome Works

... arrays include all non-repetitive sequence from a given genome, not just the hand-selected regions that were previously thought to be important. With the inclusion of all genomic sequences, microarrays can now be used as a discovery tool to generate annotations and discover new transcripts. In late 2005, ...

UCSD researchers maintain stem cells without contaminated animal feeder layers

...lls for potential clinical applications is timely, given the recent report of 17 newly derived stem cell lines available for non-federal research. The findings here may facilitate the derivation of new human embryonic stem cell lines without the use of animal or human feeder layers." ...

Researchers discover molecule that causes secondary stroke

...says. "After a hemorrhagic stroke, however, toxins given off by the brain bleed contribute to the development of specific molecules that later causes the constricting vasospasm." A research team led by Dr. Clark has now identified the molecules that trigger vasospasm, a breakthrough, he says, that "raises ...

Ants Genetic Engineering Leads To Species Interdependency

...ng the sharing of genes between two antspecies has given rise to a deep-seated dependency between them for ... thatboth of the species involved have effectively given up the ability toproduce pure-species workers in favor of the hybrids, thereby becomingcompletely de...

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