Tag: "months" at biology news
Researchers identify new type of potentially fatal tick-borne disease
...ale and had an illness withfever during the summer months
of various years. They ranged in age from 11 to65 years, and all reported having been exposed to ticks and having had contactwith dogs before their illness. Three of the four patients were receivingimmunosuppresive therapy for other conditions, and a...
Scientists find first molecule that guides nerve cells through the brain
...rain that controlsmovement -- during the first two months
of life. Nerve cell migration can't be studied directly in humans, so the researchersworked with rats. They looked at the olfactory bulb, which gives rodents theirall-important sense of smell. During the first two weeks of life, this structurecontinu...
Study at Cedars-Sinai Medical Center investigates possible protective effects of plant compounds on the uterus
...tivity. During their three to four months
of participation, women in the study will beasked to follow a soybean product-restricted diet and take a single tablet eachday. This tablet will contain either clover-based phytoestrogens or placebo.Only the study's sponsor, Novogen, an Australia-ba...
PCB exposure is bad news for the female sex drive
...in 10 days later while the pups were suckling. Two months
later,Chung and Clemens looked at the sexual behaviour of the female offspring. "Female rats normally adopt a stereotypical posture when copulating,raising their back and hindquarters to help the male mate," says Chung. But ratsexposed to A12...
High HIV RNA levels major risk factor for mother-to-child HIV transmission
...re tested for HIV at birth, and at ages 6 weeks, 6 months
and 1 year. The investigators found that women who had higher levels of HIV-1 RNA in theirblood were most likely to bear a child who was infected with the virus. They also measured other factors that might increase the chances fortransmitting HIV fr...
Blocking the binge: UF researchers explore for uncontrolled eating
... day.After long-term treatment, ranging from seven months
to two years, four patientshad complete remission ...pants were followed for periods ranging from seven months
to twoyears. At the end of the research period, eight remained on the drug. One womanwho had shown m...
Microbial janitors tackle nuclear clean-up problems
...tes atCapenhurst, UK, and has spent at least eight months
pursuing clearance toconduct the field scale test at Sellafield. BNFL voluntarily included theNuclear Installation Inspectorate (NII), the UK version of the NuclearRegulatory Commission, in the approval process to ensure that all safetyconcerns were...
AAAS study calls for federal funding for stem cell research but sees no need for new oversight mechanisms
...ays. The study was conducted over the last several months
with the advice of aworking group, composed of scientists, lawyers, ethicists and representativesfrom several religious faiths. From this effort, a number of draftrecommendations were developed for conducting stem cell research, covering suchissu...
A picture and 2,000 words in Science magazine: two Kansas scientists work at forefront of emerging technology
...ntage of each new technological improvement within months
of its developmentand use it to address our scientific research needs. It's been a very excitingdecade." Sidebar: THE MANY USES OF INFRARED MICROSPECTROSCOPY MANHATTAN, KAN. -- It has been used in several nonbiological fields. For example: Thecomput...
Cincinnati chemists develop microsensors for nuclear waste cleanup, medical
...eave it in there, and monitor what's going on over months
or ayear," explainedUniversity of Cincinnati Distinguished Research Professor William Heineman, oneof the principalinvestigators on the DOE-funded project. The others are UC chemistry professorsTom Ridgway and CarlSeliskar. The sensor is an improvem...
New DNA vaccine could fight fish disease
...perished. The protection has lastedmore than three months
so far. "The industry really wants this vaccine," said Gael Kurath of theWestern Fisheries Research Center in Seattle, who was one of the leaders of theresearch. But Curt Endresen, a fisheries expert at the University of Bergen inNorway, doub...
Electronic dental anesthesia helps allay needle injection pain
... 30 children aged 24to 48 months
into two groups. The researchers turned the EDA device on to treat half of the children, while inthe other group, the EDA device was turned off. Each child was given an oral s...
Microbes in basalt thrive on mixed diet of toxic waste
... asepticconditions. Over a period of four months
the slices of native rock, with theirresident communities of microbes still in place, were exposed to solutions ofhexavalent chromium and toluene vapor. At first, infrared spectromicroscopyshowed no evidence of reduction, and it appeared that many of...
UF researchers screen newborns for genetic susceptibility to diabetes in effort
to find causes and cures
... high or moderate risk many questionsin the coming months
and years to try to pinpoint why some of them will develop diabetes but most won't. "We'll ask how long the infants were breast-fed, when they started on solidfood, whether the milk they drank was soy or cow's milk," said Dr. Andrew Muir,a clinical a...
Male courtship pheromone identified
...tic about mating,and there are only a few weeks or months
of the year that the female will evenconsider the ...ed by this male and uses it at some point weeks or months
afterinsemination to fertilize her eggs. The benefit of this time delay betweenmating and egg laying...
Researchers find two metabolites of gasoline additives in humans
...dditive. It is combined with gasoline duringwinter months
to provide extra oxygen and make the fuel burn more cleanly, thusreducing air pollution. MTBE has been shown to cause kidney and liver tumorsin some rodents at high exposure levels. In this study four adult males were exposed to MTBE by mouth (inhale...
Hurricane Hugo serves as living laboratory for Clemson University forest
...nsects and birds were the first to return; but six months
after Hugo, thenumber of reptiles and amphibians remained significantly lower than before thestorm. One of the hardest hit areas was the Santee Experimental Forest in theFrancis Marion National Forest north of Charleston. This area received ...
USGS fire research in the southeast
...8. Areas that were too wet for managed burns a few months
before quicklybecame too dry. Lightning activity i...und that natural stands that had been burned a few months
previous tothe fires sustained less damage than those in which fuels had a longer time toaccumulate....
USGS studies wildfire ecology in the western United States
...ed to know where it might spread in the next three months
-- or the next three hours," van Wagtendonk says. His current work has centered on the development of a new, high-resolution fuels map for Yosemite National Park. The map is based on satellite images of vegetative cover broken down into 30 by 30...
Newly released satellite images of Antarctica a valuable scientific benchmark
...he fact that the area is in totaldarkness for many months
out of the year. Although changes are known to takeplace in the glaciers, sand dunes, and stream channels of the area, documentingthose changes has previously been done only through conventional aerialphotography, which covers only a very small area ...
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