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Tag: "could" at biology news

University of Pittsburgh School of Medicine researchers develop 'off-the-shelf' vascular grafts

...s. The advantage of our approach is that the graft could utilize the patient’s own stem cells and be ready ...tively short culture period. This suggests that we could make these available ‘off-the-shelf,’ which is an essential element for clinical translation,” he ex...

Marine phytoplankton changes form to protect itself from different predators

...g on which consumers are present.” The behavior could have implications for global climate change becaus...three to six days, and the overall size difference could be dramatic. “When one of these cells changes to the biggest colony form, although it takes a while...

Warning from Asian bees

...arroa destructor mite but the intruders themselves could pose the beginning of a serious threat to Australi... of Papua New Guinea and the Solomon Islands, they could become a serious pest, not just for beekeepers, but of concern to agriculture generally. Bees pla...

Research finds that circadian rhythms dominate all life functions

...ommon scale that measures levels of expression, we could not find a single gene that did not oscillate," Ptitsyn said. ...

Potent possibilities for parasite attack

...ve genes in the L. major genome for which no trace could be found in the other two species. By contrast, in...lts picked up another surprising finding: the team could assign a function to only one-third of the 200 genes restricted to one or two of the species. "T...

Runners -- Let thirst be your guide

...ng sports drinks, when exercising, a practice that could put some individuals engaging in prolonged types o...ion, known as exercise-induced hyponatremia (EAH), could be prevented if only people would respect their personal thirst “meter,” or would undertake a “sweat...

The kapok connection -- Study explains rainforest similarities

...s investigated which of several possible scenarios could be the reason for the current distribution of Ceiba pentandra. Dick concluded that extreme long distance travel by wind or ocean currents explains how the trees spread from South America to Africa. He plans to continue investigating the role of oc...

Mutating the entire genome

...ants, he says. Capecchi says the new technique could speed a National Institutes of Health effort to mutate all mouse genes in cell culture and create 900 new lines of mutant mice by 2010 – an effort NIH says “will be extremely useful for the study of human disease.” Simpler, Faster Mutations in th...

Researchers demonstrate way to control tree height

...interesting accomplishment and there’s no doubt it could be made to work,” said Steven Strauss, a professor...ll after two years of growth. The smallest of them could be difficult to even find, tiny little “shrublets” among the flowers in the field site. The manip...

Weizmann Institute scientists develop a general 'control switch' for protein activity

Our bodies could not maintain their existence without thousands of ... the same simple drug. In addition, the method could be used one day in gene therapy. It may be possible to replace damaged proteins that cause severe di...

How 'memory' T cells curb the spread of viruses throughout the body

...ction, whether memory cells, known as CD8 T cells, could prevent viral diseases has been debated. The new ...s very difficult to imagine how the memory T cells could win this race,” said Sigal, the lead author of the study. The Fox Chase experiments show that me...

Human genetic 'deserts' are teeming with significant life

... might harbour disease-causing mutations, and they could impair cloning strategies that try to find genes i...t the human genome is far more complex than anyone could have imagined, even ten years ago. Understanding these complexities is essential to the developmen...

Researchers identify protein pathway involved in Parkinson disease development

...how how the mutations affect cellular function and could provide a target for drug therapies to treat the disease. The research by a team of Emory University scientists will be published June 18 in the Public Library of Science Biology (PLoS Biology) journal. Parkinson disease is a degenerative disorde...

Children of smokers have more than 5 times higher levels of a nicotine toxin

...h and the authors suggest that one reason for this could be inhalation of, or closeness to clothing or other objects contaminated with, smoke particles during sleep. Nearly 40% of under-fives are believed to be exposed to tobacco smoke at home, and smoke may be responsible for up to 6,000 deaths per ye...

3-D ultrasound scanner provides in-depth view of the brain

...ent at Duke. "The problem is that without 3-D, you could miss something," he said. MRI machines are also expensive and require a dedicated space with special surgical tools that can be used in close proximity to the imagers' powerful magnets. Last year, the Duke team, led by biomedical engineering Profe...

Surprising origin of cell's internal highways

...re the advent of live-cell imaging techniques that could reveal the true origins of these structures. "..." at the Golgi. Golgi-originating microtubules could also be an important factor influencing how cancer cells invade distant tissues. Because microtu...

The mouflons of the Kerguelen archipelago

...riving, he suggested to Réale that this population could be studied from a genetic viewpoint. Dave Coltman,...s on the Kerguelen Islands is still less than what could be observed in a larger population. Very few researchers have carried out longitudinal studies o...

Study identifies 5 genetic themes key to keeping stem cells in a primitive, flexible state

... the online, open-access journal PLoS ONE. “You could call this a ‘theory-of-everything’ for stem cells,” said senior author Dr. Michael Rudnicki, referring to the often-cited theory of everything for physics. Dr. Rudnicki is a Senior Scientist and Professor at the Ottawa Health Research Institute and t...

Revealed -- Mosquito genes that could be controlling the spread of killer viruses

... viral diseases is an area of future research that could lead to new ways of combating these diseases. One ...ims to discover which of these genetic differences could explain why one type of mosquito transmits dengue and yellow fevers, while the other transmits malar...

Ancient retrovirus sheds light on modern pandemic

...nome. Innate protection against PtERV1 in humans could be credited, the researchers believe, to the presence of an ancient, rapidly evolving antiviral defense gene called TRIM5a, which produces a protein that binds to and destroys the virus before it can replicate within the body. "We know that PtERV1 ...

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