Tag: "early" at biology news

How to manage forests in hurricane impact zones

...vity could continue for another 10 to 40 years. In early April, Colorado State University meteorologists pr... with hurricane damage to coastal forests." In early fall 2005, Hurricanes Katrina and Rita caused what may be the most costly natural disaster in U.S. h...

Tiny clue reveals new path toward heart disease

...oup of families in which at least two siblings had early onset coronary artery disease, looking for regions of "linkage" where DNA variations appeared to be inherited along with the disease. They found just such a region: a small section of the long arm of chromosome 3 where just a handful of genes were lo...

Experimental vaccine given during pregnancy reduces stillbirths from common virus

...ring loss in newborn children who were infected in early fetal life. Estimates place the number of U.S. ch... and were injected with the guinea pig form of CMV early in their third trimester. Tests showed that the rodents given the experimental vaccine had acquir...

Recently discovered species gain protection

...ngs on in an area devastated by gold mining in the early 20th Century and subsequently by broad scale deforestation for pasturelands. Only 370 acres of the bird's habitat previously had been in any way protected, but even this limited sanctuary is at risk from timber extraction clearing the last subtropica...

Do you hear what i see?

...al to complex mental activity, takes place at very early processing stages," says Daniel Tranel, PhD, of the University of Iowa, who is not affiliated with the study. "This knowledge could help scientists pinpoint sources of extraordinary sensory processing, such as creativity and genius, as well as abnorm...

Pregnancy hormone key to repairing nerve cell damage

...rrent treatments that stabilize the disease in its early stages. By promoting repair, which is the goal of prolactin therapy, we have hope of actually improving symptoms in people with MS," says Dr. Luanne Metz, director of the Calgary MS Clinic in the Department of Clinical Neurosciences, University of Ca...

Experience affects new neuron survival in adult brain; study sheds light on learning, memory

Experience in the early development of new neurons in specific brain regio... repeated experience; once new neurons survive the early period of development, their long-term survival and activity become stable. This suggests that the ...

MIT biologists solve vitamin puzzle

...cofactor is used as a substrate," she said. One early clue to BluB's function was that a gene related to it is located near several other genes involved in B12 synthesis in a different bacterium. Still, the researchers were not convinced that one enzyme could perform all of the complicated chemistry nee...

Lead-'scrubbing' drug may also improve muscle function in lead-exposed children

...thor of the study, “and it’s important to identify early signs of neuromotor (muscle-function) exposure eff...irments in children exposed to high levels of lead early in life. The team identified about 160 Cincinnati children with elevated blood lead levels enroll...

Ultrasound upgrade produces images that work like 3-D movies

...es." The new imaging capability can improve the early diagnosis of certain kinds of birth defects of the face and skull and improve surgeons' depth perception during ultrasound-guided medical procedures, including tumor biopsies and robot-assisted surgeries done through tiny "keyhole" incisions. The ...

Salamanders suffer delayed effects of common herbicide

...ys after being exposed. In other words, effects of early exposure to the chemical were showing up over the long term, such that the net effect of atrazine exposure was even worse later in life than it was while the animals were being exposed. "The biggest surprise was that it took nearly a year to detec...

Motor protein plays key role in connecting neurons

... the end of these cellular projections. "During early development, axons need to grow, they need to find a target, they need to decide how long to grow, which direction to grow. Eventually they will form a synapse," says Dr. Xiong, who is dissecting how neurons first connect with the goal of helping res...

New hereditary breast cancer gene discovered

...ow that women with this syndrome should be receive early mammograms in order to discover breast cancer at an early stage. "We have already started to use this new knowledge in our work with patients and now reco...

Adding radiation decreases breast cancer recurrence

...nt of additional breast tumors in older women with early stage breast disease, according to a new study. Pu...65 for ten years who were treated with surgery for early stage breast cancer to examine the impact of treatment on the occurrence of recurrent and additional...

Ladybugs may be cute, but watch out when they get near wine

...on based on erroneous preconceived expectations of early human appearance that violated principles of crani...hese characteristics make the 1.9 million-year-old early human skull more like those of two archaic, apelike hominids, Australopithecus and early Paranthrop...

Man's earliest direct ancestors looked more apelike than previously believed

...on based on erroneous preconceived expectations of early human appearance that violated principles of crani...hese characteristics make the 1.9 million-year-old early human skull more like those of two archaic, apelike hominids, Australopithecus and early Paranthrop...

Army research mission focused on autism

...can do for our child with autism. Now we know that early diagnosis and intensive interventions, both behavioral and biomedical, can produce better outcomes. We don’t have five to ten years to wait to find out which treatments work with which kids. We need these answers now." With a mission-driven approa...

'Terror bird' arrived in North America before land bridge, study finds

... that the uptake of rare earth elements during the early stage of fossilization has been used to determine the age of fossils in North America." Geologists have used the technique to study igneous and metamorphic rocks, but only one other researcher worldwide has applied this technique to date the age o...

A revolution in the monitoring of unborn babies

...ng to detect potential problems with unborn babies early and monitoring expectant mothers in their own homes it is hoped the device could relieve the pressure on in-patient stays and reduce hospital costs. As well as spotting potential complications the new monitor can be used to provide reassurance and mo...

Engineering the heart piece by piece

...ody ?including skeletal muscles ?have been used in early clinical trials, but results are mixed. ...

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