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Tag: "premature" at biology news

Loss of stem cells correlates with premature aging in animal study

...ng a gene important in embryo development leads to premature aging and loss of stem cell reservoirs in adult mi... be helpful to the aging and oncology fields since premature aging syndromes and many cancers involve the loss of DNA repair genes.” When the researchers dele...

454 sequencing identifies HIV drug resistance at early stage

...sistance mutations present at the 1% level lead to premature failure of therapy” explained Michael Kozal, M.D. the senior author on the study. “In the future, hopefully clinicians can use this knowledge to choose better antiretroviral drug combinations that have the ability to suppress these resistant HIV stra...

Smoking rate has plummeted in New York City

...There aren’t many programs that can prevent 80,000 premature deaths this quickly.” Ads from the 2006 campaign graphically depicted tobacco smoke’s effects on the brain, lungs and arteries, showing testimonials from sick and dying smokers and their children, including former smoker Ronaldo Martinez, who no...

Premature births may be linked to seasonal levels of pesticides and nitrates in surface water

The growing premature birth rate in the United States appears to be strongly associated with increased use of pesticides and nitrates, according to work conducted by Paul Winchester, M.D., professor of clinical pediatrics at the Indiana University School of Medicine. He r...

Row over study puts Korea's scientific community under scrutiny again

...stem cell research. Dr Kim claims a paper about premature ovarian failure that he originally published in the Korean Journal of Obstetrics and Gynaecology in January 2004 was translated and republished in the American journal Fertility and Sterility under a different title and with different authors in Dece...

MIT model helps researchers 'see' brain development

...f the subjects scanned, eight were newborn, mostly premature babies ranging from about 30 to 40 weeks of gestational age, and three were from children aged two, three and seven years. Grant scanned these infants and children to assess possible brain injury and found no neural defects. Later, she also consulted...

Scientists sequence genome of parasite responsible for common sexually transmitted infection

...liver a low birthweight (less than five pounds) or premature infant. Although the prescription drugs metronidazole and tinidazole usually cure trichomoniasis, drug resistance has become an increasing concern. T. vaginalis is pear-shaped with thread-like flagella that propel its movement. Once it attaches to...

Smoking ban dramatically reduces air pollution in Irish pubs

...policy, she estimates that between 5 to 10 million premature deaths from smoking could be prevented over the next generation. Although Dr. Godfrey admits that the impact of the Irish ban has been "enormous," she also highlights several "important caveat[s]" to the study's findings. While the health of...

Prenatal cocaine's lasting cellular effects

...upled with the abuse of other drugs -- can lead to premature labor, preterm birth and low birth weight, Stanwood said. "But in women who have abused relatively low recreational doses of cocaine, it is actually very hard to distinguish those children at birth from children born to anyone else," he said. "H...

Twin studies reveal genetic components leading to cardiac and kidney disease

...to a heightened risk of cardiovascular disease and premature death. The study shows that both elevated blood pressure and changes to the kidney’s filters are caused by genetic variation at multiple points along the adrenergic pathway. Links between adrenergic activity and renal injury could lead to novel app...

Ethanol vehicles pose a significant risk to human health, study finds

...s gasoline, which already causes about 10,000 U.S. premature deaths annually from ozone and particulate matter. The question is, if we're not getting any health benefits, then why continue to promote ethanol and other biofuels? ''There are alternatives, such as battery-electric, plug-in-hybrid and hydrogen-...

Re-analysis of cigarettes confirms tobacco companies increased addictive nicotine 11 percent

..." Cigarette smoking causes an estimated 438,000 premature deaths (or about 1 of every 5 deaths) annually in the U.S., and approximately 900,000 persons become addicted to smoking each year. In conclusion, according to the HSPH researchers, the extended analysis of MDPH data has demonstrated its potential...

Plastic that degrades in seawater could be boon for cruise industry and others

...at giving nitroglycerin to mothers who had entered premature labor led to significant improvement in their baby...th system almost $2 billion a year to take care of premature babies and their medical complications. Given the immeasurable societal and family costs associated ...

Improving outcomes in premature births

...at giving nitroglycerin to mothers who had entered premature labor led to significant improvement in their baby...th system almost $2 billion a year to take care of premature babies and their medical complications. Given the immeasurable societal and family costs associated ...

Clues to gene expression in cystic fibrosis will guide research

...tive for patients with CF and other diseases where premature stop codons play a role. ...

Temple University Hospital investigates treatment for cervical dysplasia

...is, pre-term delivery, low birthweight babies, and premature rupture of membranes." Approximately 20 million people, mostly women, are currently infected with HPV, with 6.2 million new infections occurring annually, according to the Centers for Disease Control and Prevention. In a three-year study of colle...

U of MN researchers turn cord blood into lung cells

...velop late in fetal development, which is why some premature babies are born with underdeveloped lungs. The cells and the air sacs as a whole continue to mature and develop through a child's first few years of life. Now the researchers will try to better characterize the cells, so that in the future, the c...

New study: Preterm birth causes one-third of all infant deaths

...fference led the CDC researchers to speculate that premature birth plays a greater role in infant death than th...osed a new method to determine the contribution of premature birth to infant mortality. They reviewed causes of infant death and combined conditions, such as res...

Why don't all moles progress to melanoma?

...melanocytes with these cancer-causing mutations is premature senescence ?a form of "suspended animation" that stops the cell cycle and keeps cells from dividing, but doesn't kill them. "The cells are held in check ?they don't die, but they don't proliferate either," Soengas explains. "In the case of moles, m...

Novel pathway regulates timing of brain cell development

...en linked to schizophrenia. Corfas speculates that premature formation of astrocytes resulting from altered functioning of these genes causes subtle malformations in the brain's circuitry. "Changes in the timing in which different neural cells are produced could lead to alterations in brain wiring," he says. "...

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