Tag: "each" at biology news
Alcohol-use and depression among pregnant and postpartum women
...f these problems as being completely separate from each
other. This is true for medical treatment of thes... of treating them separately and in isolation from each
other. They may be causally linked. That is, women may engage in binge drinking during pregnancy b...
Marijuana ingredient inhibits VEGF pathway required for brain tumor blood vessels
... form of glioma, strikes more than 7,000 Americans each
year and is considered one of the most malignant and deadliest forms of cancer, generally resulting in death within one to two years following diagnosis. The disease is usually treated with surgery, followed by conventional radiation alone or in com...
Infant rats eagerly accept high concentrations of alcohol upon first exposure
...on of exposure, and mode of self-administration in each
of the two exposures. Alcohol ingestion was measured in terms of percentage body weight change, grams of absolute alcohol ingested per unit body weight, and blood alcohol concentration. The infant rats ingested extremely high concentrations of alcoh...
Last of known genes identified in complex obesity syndrome
...genes, ARL6, had a different, critical mutation in each
of the families, the researchers found. "ARL6 is the first member of its larger gene family to be tied to any disease," says Katsanis. "While not much is known about ARL6 specifically, we know quite a bit about its relatives, so we know which regions...
Story tips from the Department of Energy's Oak Ridge National Laboratory, August 2004
...ity Outreach staff member identified at the end of each
tip. TRANSMISSION -- Grains of insight into the grid . . . The way growing piles of sand behave -- with bursts of energy that result in large and small avalanches -- has served as a model for fusion researchers seeking insight into the way magneti...
Technology already exists to stabilize global warming
... that are ripe for large-scale use and showed that each
could solve a significant portion of the problem. ...rent study did not examine the costs of scaling up each
of the 15 possible technologies, the authors point out that implementing the measures would likely g...
Jefferson Lab detector technology aids development of cystic fibrosis therapy
...maging methods will be independent and cross-check each
other," Lee says. Weisenberger agrees. "I think a tri-modal imaging device has the potential to bring a very powerful tool to biomedical research. The first modality, x-ray, tells you about structure. The other two modalities, gamma emission ...
Shedding new light on biology
...men through the light sheet to capture images from each
layer. No out-of-focus light is created, so SPIM gives a sharper image of the sample without the usual background blur. The whole sample can continue living and growing as it is viewed under the microscope, something that current microscopes do not a...
APS announces the winners of its 2004 postdoctoral fellowship in physiological genomics
...-year award will provide funds totaling $73,000 to each
of the two winning scientists including stipend and a mini research grant for each
year. Winners of the 2004 APS Postdoctoral Fellowship in Physiological Genomics are: Matthew R. Jo...
RNA could form building blocks for nanomachines
...les, we can program RNA building blocks to bind to each
other in precisely defined ways," he said. "We can get them to form the nano-shapes we want." From the small shapes that RNA can form - hoops, triangles and so forth - larger, more elaborate structures can in turn be constructed, such as rods ...
Leukemia stem cells identified by Stanford researchers
... She separated the cancerous cells into subgroups, each
with a characteristic pattern of proteins on their cell surface. She then put each
of these populations on a separate lab dish to see which could renew their population. In the end, o...
Rutgers-Newark biologist links presence of protein to spread of cancerous cells
...found that the rounded cells didn't attach well to each
other or to the cells in the original monolayer. Once they detached from the monolayer, they would float off and create another colony of cells at a distant location." Dr. Bonder adds, "The observations help us define cross-talk between two different...
Brain's reward circuitry revealed in procrastinating primates
..., the monkeys made progressively fewer errors with each
trial as the reward approached, with the fewest occurring during the rewarded trial. Previous studies had also traced the monkeys' ability to associate the visual cues with the reward to the rhinal cortex, which is rich in dopamine. There was also re...
The telomere crisis: A crucial stage in breast cancer
...orking first with breast-cancer tissue samples, at each
stage the researchers assessed genomic instability...ey also measured mean telomere lengths of cells at each
stage. They found that mean telomere length decreased from normal tissue to carcinoma in situ, and d...
Excess levels of nitrogen, phosphorus linked to deformed frogs
...o the snail, frog, and parasite are entangled with each
other in a complicated food web." Chase had previously studied the ecology of food webs in small ponds and the important role of the ramshorn snail in that web. His co-author, Pieter Johnson, a doctoral student in biology at the University ...
Revealing bizarre deep-sea secrets
...than that." Regular dispatches from the ship about each
day's discoveries will be posted at Harbor Branch's expedition web site, www.at-sea.org , and articles written by the scientists about their research and the tools they will be using, as well as lesson plans for students for grades 5-12, can be foun...
Spiders or scapegoats
...ugh more deaths occur from motor vehicle accidents each
year than from spider bites, and people take a great risk every time they travel in a car. In 2001, there were 1183 motor vehicle deaths involving drivers or passengers in Australia, but no deaths from spider bites." Various models to explain spider...
Increasing international insect threat to stored food
...xploited." The book describes how to identify each
pest group or species and summarises the latest information on their biology, ecology, geographical distribution, the damage they cause and their economic importance. Hundreds of colour photographs illustrate the identifying features of the most impo...
Travelers' diarrhea not improved by restricted diet
...ents visiting Guadalajara, Mexico. The subjects in each
group were receiving antibiotic treatment for diarrhea. One group was told to stick to the bland diet, and the other was given no restriction on what to eat, although both groups were advised to drink plenty of fluids to prevent dehydration. The resu...
Parasitic cowbirds thrive with a less ruthless strategy than cuckoos
...he nests with video cameras to determine how often each
chick ate, and daily for nine days weighed each
chick and measured its tibia length. At UC Berkeley, Hauber conducted DNA analyses of the chicks to ...
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