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Tag: "factor" at biology news

Skin disease common among Hispanic farmworkers in North Carolina, research shows

... problem, yet exposure to sunlight is a major risk factor for the disease. The interviews also revealed that a common belief among workers is that each individual's personal susceptibility determines whether they will be affected by a condition. "Farmworkers do not acknowledge several skin diseases that sh...

Marine mammals are on the frontline of failing ocean health

...cific genetic traits and a herpes virus, are a key factor in causing the cancer. "We see the herpes virus in sea lions without cancer, so the virus alone isn't enough to cause cancer in sea lions, which is why we think organochlorines (a class of POPs) play a role either directly in the urogenital tract ...

World faces challenge as life expectancies lengthen, scientist says

...g." However, an increase in citizenry is only one factor in determining a nation's socioeconomic health, he...derly, who are frequently retired or disabled. To factor in this phenomenon, Tuljapurkar examined the effects of anti-aging technologies on the national depe...

A surprising pair of proteins help make healthy eggs

...ence describing the essential role a transcription factor called TAF4b plays in the fertility of female mice. Without this protein, egg-producing ovarian follicles didn't develop properly. The result: infertile mice. The new research underscores TAF4b's central role in normal reproduction. The Brown and Be...

How the brain learns to become addicted

...oup that another molecule, corticotropin releasing factor (CRF), acts similarly. Such adaptations are believed to create a need that is far more compelling than the simple memory of drug-induced pleasure and represent a "rewiring" of the brain into an addictive state. In a preview article on the paper in ...

Powerful technique for multiplying adult stem cells may aid therapies

...al Blood how one of these genes codes for a growth factor protein called IGF-2. When Zhang purified IGF-2 an...mber. Zhang then discovered that two more growth factor proteins, Angiopoietin-like 2 and ?, abbreviated as angpt12 and angpt13, were also abundantly expres...

Testes to incubate stem cells

...s a similar goal. Bizarrely, a brain cell growth factor also has a powerful influence on spermatogonial stem cells. Glial cell derived neurotrophic factor (GDNF) is also involved in spermatogenesis: levels are high during the neonatal period and drop in a...

Warming trend may contribute to malaria's rise

... not mean that temperature is the only or the main factor driving the increase in malaria, but that it is on...ons, any increase in abundance can be an important factor in transmission of the disease." In the current study, the researchers looked only at the link bet...

UCI researchers discover key factor for survival of human embryonic stem cells

...trophin growth factors ?brain derived neurotrophic factor (BDNF), neurotrophin 3 (NT-3), and neurotrophin 4 (NT-4) ?were added to hES cells in culture, the cells' survival increased 36-fold. "Keeping hES cells alive as single cells has been extremely difficult," Donovan said. "This fact has kept us from ...

Tiny RNA molecules fine-tune the brain's synapses

...nes to grow. When neurons were exposed to a growth factor known as brain-derived neurotrophic factor (BDNF), this inhibition was overcome and Limk1 became active again, enhancing spine growth. Greenbe...

UC San Diego partners with Venter Institute to build marine microbial genomics cyberinfrastructure

...er for science at the Moore Foundation. "The major factor limiting its further progress has been the management of the very large quantities of data. We are delighted to be able to support the development of this community resource at one of the world's premier sites for high-speed networking and high-perfo...

Botox could help target resistant tumors for treatment

...f resistance to radiotherapy, and is a determining factor in the poor prognosis of tumors to cytotoxic treatments," said Gallez. "Botulinum toxin could lead to inhibition of contractions of tumor vessels, improve tumor perfusion and oxygenation, and enhance the response of tumors to radio- and chemotherapy....

Researchers discover a new genetic cause of Alzheimer's disease

... of amyloid protein in brain cells is a major risk factor for Alzheimer's disease. Amyloid protein has alrea...he brain tissue of Alzheimer patients is a central factor in the search for a therapy for Alzheimer's disease. A lot or not much of the amyloid precursor pro...

The urban evolution lab

... of amyloid protein in brain cells is a major risk factor for Alzheimer's disease. Amyloid protein has alrea...he brain tissue of Alzheimer patients is a central factor in the search for a therapy for Alzheimer's disease. A lot or not much of the amyloid precursor pro...

Absence of critical protein linked to infertility

...emy of Sciences -- indicate that the transcription factor protein C/EBPb must be present in the uterus for pregnancy to occur. The study appears online this week at the PNAS Web site. Without it, they say, an embryo cannot survive in uterine tissue or attach to a mother's blood supply. Other genes also pla...

Tool developed to silence genes in specific tissues using RNAi

...coding a regulatory protein called a transcription factor that controls the formation of adherens junctions,... the discovery that WT1 is the first transcription factor shown to regulate the formations of these junctions, Wilkinson says. "It is a transcription factor t...

Cuttlefish masters of disguise despite colorblindness

...ger and her colleagues suspect might be a critical factor in uncovering what determines camouflage patterning in cuttlefish. Despite these results, the vexing question of how cuttlefish master the task of camouflage in low-contrast, color-rich environments such as those found at shallow depths of water, re...

NHGRI announces new sequencing targets

... base pairs is roughly the size of a transcription factor binding site: a small DNA sequence occurring near a gene that is involved in switching the gene on or off. Sequencing efforts will be carried out by the NHGRI-supported, Large-Scale Sequencing Research Network, which consists of five centers: Agenco...

Basic research leads to a novel cancer therapy

...re and function of a receptor for epidermal growth factor (EGF). Since then, tyrosine kinases and various gr...res in size can create vascular endothelial growth factor (VEGF), which triggers blood vessel development. Ullrich found some of the most important evidence ...

Protein finding could lead to treatment for inflammatory diseases

...appaB" she said. NF-kB is a cellular transcription factor that activates the expression of genes involved in inflammation. Shisler's lab was interested in determining whether MC160 also acted on NF-kB. In their study -- funded by the National Institutes of Health -- Shisler and Daniel Brian Nichols, a doc...

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(Date:8/28/2008)...ole lizards begin and end the day with displays of...ensions of a colorful neck flap, or dewlap -- to d..., "Anoles are highly visual species, so in that s...al displays to mark territory," said Terry J. Ord,...ard University,s Museum of Comparative Zoology. Th...
(Date:8/28/2008)... loves the way breakfast eggs conveniently slide o...gg in the pan. Indeed, the carbon-fluorine bond at...o use it in clothing, lubricants, refrigerants, an...tes. But the very strength of the C-F bond that ma...t formidable greenhouse gas effects that persist i...
(Date:8/28/2008)...als that use less energy may soon be possible with...e material scientists responsible, this same mater..., "Currently, food heated in a microwave loses h...arent to microwaves," says Sridhar Komarneni, dist... Agricultural Sciences at Penn State. "The plates ...
(Date:8/28/2008)...- Intravenous magnesium sulfate supplementation be...ng cerebral palsy in half, according to research l...stetrician Dwight Rouse, M.D., and published in th...icine. , Cerebral palsy refers to a group of ne... and posture and limiting activity. The causes of ...
Breaking Biology News(10 mins):Feats of strength begin a lizard's day 2Breaking harmful bonds 2Ceramic material revs up microwaving 2Common treatment to delay labor decreases preterm infants' risk for cerebral palsy 2Common treatment to delay labor decreases preterm infants' risk for cerebral palsy 3Launch of New Prestigious Infertility and Gynaecology Research GrAnt 28FRIGGA 29 3261 1Launch of New Prestigious Infertility and Gynaecology Research GrAnt 28FRIGGA 29 3261 2PNAS announces 2007 Cozzarelli Prize recipients 11804 1PNAS announces 2007 Cozzarelli Prize recipients 11804 2VEGF Neutralization Can Damage Brain Vessels Say Schepens Eye Research Institute Scientists 11803 1VEGF Neutralization Can Damage Brain Vessels Say Schepens Eye Research Institute Scientists 11803 2Give Vitasoys Liquid Love for Heart Month 21 11801 1Give Vitasoys Liquid Love for Heart Month 21 11801 2
(Date:8/29/2008)...ens Market to More Than 30 European Countries, HO.... announced today,that it has successfully complet...nd the Medical Device Directive (for most European...eted CE Mark -- or Conformite Europeene Mark,-- fo...xpands Hoana,s,patient safety reach to include mor...
(Date:8/29/2008)... Allsup explains financial implications of SS... available to people with disabilities. , ...9, 2008 -- Deciding how to move forward after a di...tter, but it,s important that individuals do as mu...ns, according to http://www.allsup.com/ [Allsup]...
(Date:8/28/2008)...ease 138% versus Q2 2007 - Nine new Centers ope...e-FirstCall/ - CRH Medical Corporation,(CRM:TSX-V)...nd six months,ended June 30, 2008 (all figures are...d June 30, 2008 increased 138% to $1,653,891 compa...ue for the six months ended June,30, 2008 increase...
(Date:8/28/2008)...ancial and physical, especially for the impaired, ...Day News) -- A new study says that 13 percent of A...orms of abuse. , The University of Chicago res... percent), being taken advantage of financially (3... team also found that seniors with physical impair...
Breaking Medicine News(10 mins):Health News:Hoana Medical Acquires CE Mark to Expand Patient Safety Technology to European Market 2Health News:Hoana Medical Acquires CE Mark to Expand Patient Safety Technology to European Market 3Health News:Hoana Medical Acquires CE Mark to Expand Patient Safety Technology to European Market 4Health News:Social Security Disability Can Be Key to Financial Future 2Health News:Social Security Disability Can Be Key to Financial Future 3Health News:Social Security Disability Can Be Key to Financial Future 4Health News:Social Security Disability Can Be Key to Financial Future 5Health News:Social Security Disability Can Be Key to Financial Future 6Health News:CRH Medical reports Q2 2008 results 2Health News:CRH Medical reports Q2 2008 results 3Health News:CRH Medical reports Q2 2008 results 4Health News:CRH Medical reports Q2 2008 results 5Health News:13% of Seniors Report Being Mistreated 2
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