Tag: "equivalent" at biology news
Extra Choline During Pregnancy Enhances Memory In Offspring
...nt endured until the rats were 4 months old -- the equivalent
ofearly adulthood in humans. Specifically, the research showed that choline enhanced a brain functioncalled long-term potentiation (LTP), in which the act of receiving an electricalstimulus or "message" actually paves a pathway allowing futu...
Fruits And Vegetables Protect Lungs
...dants and those with below-average levels is about equivalent
to the difference between the lung function of non...a Chinese doctoral student at Cornell. Hu has the equivalent
of an M.D. degree from Beijing Medical University and a master's degree in nutritional toxicology. ...
Poetically Timed With Spring, Budding Yeast Yield Possible Insight Into Male Fertility--And Infertility
...eps that are involved in pushing ayeast spore, the equivalent
of human sperm, through a critical stage ofdevelop...ve observed in yeast. And, if so, whether a human equivalent
to Ndt80 orRad17 might be involved in progression through the pachytene stage of spermdevelopment. ...
Research Sheds Light On How Plants Regulate Distribution Of Nutrients
... is sucroseaccumulation that energizes the heart's equivalent
-- an osmotically drivenpressure-gradient -- in a vascular system that regulates and directs wherelife-giving resources go. At the heart of the findings, published in the April 14 issue of theProceedings of the National Academy of Sciences, is impro...
Schmidt-Nielsen Autobiography Details Scientific Adventures
..., the InternationalPrize for Biology, the Japanese equivalent
of the Nobel Prize. The lasthonor brought him a meeting with the Emperor and Empress of Japan. He alsoholds a lifetime investigatorship from the National Institutes of Health. These honors came because of the success of his life's work on the studyo...
Remarkable Skull Of Predatory Dinosaur Unearthed On Madagascar
...r, or dome-headed dinosaur. The newskull, with an equivalent
bony bump above the eye sockets, demonstrates thatMajungatholus was not a "bone-head" at all, but rather a carnivorous dinosaur, adistant cousin of the infamous Tyrannosaurus rex. Majungatholus belongs to an enigmatic group of theropods known...
Duke Researchers Finds That Moderate Caffeine Use Boosts Blood Pressure, Potential For Heart Disease
...out their daily jobs, the researcher found thatthe equivalent
of four to five cups raised blood pressure an average of fivepoints, compared to days when they consumed only one cup. The effect occurredwithin an hour of consumption, and the subjects' blood pressure remainedelevated throughout the day, the study f...
Mouse Model Of Down Syndrome Offers Glimpse Into Role Of Specific Genes In TheDisorder
...a partial third segment of mousechromosome 16, the equivalent
of a region on chromosome 21 in humans that isassociated with Down syndrome. It is not the first mouse model of Down syndrome--in fact, one of the previousstandard models, known as "full trisomy 16," was also developed at UCSF--but itis the first to ...
Dark Honey Has More Illness-Fighting Agents Than Light Honey
...g to eat an entire tomato would balk at eating the equivalent
of a tomato's weight-worth of honey." Honey could be a supplemental source for antioxidants, the researchers concluded, noting that many fruits and vegetables often include other desirable sources for antioxidants. Although honey can't replace frui...
Ecological Consequences Of Jasmonate-Induced Responses For Plants In Native Populations
...a at the rosette-stage of growth: 27% reduction equivalent
to 23 fewer capsules plant- 1 or 2021 viable seeds. Hence when plants are protected or escape from herbivore attack, plants treated with jasmonate produced significantly fewer viable seeds at the time of senescence. This cost, however, be...
Open-Air Experiment Shows High CO2 Boosts Tree Growth
...nds are beingenveloped around-the-clock by the CO2 equivalent
of 21st century air deliveredby computer controlled rings of towers. Another three identical tower rings,each encircling similar patches of pine forest, are not providing extra carbondioxide. The gas-less rings thus serve as "control" sites that sc...
University Of Washington Scientists Discover A Gene That Causes Deafness And
Dizziness In Mice
...s, to determine whether they have a mutationin the equivalent
human gene. While finding the gene may not lead to immediate treatment, theresearchers hope the discovery will aid in the development of newpharmacological or gene therapies for people with deafness and vertigo. Thedeafwaddler mouse will prov...
Scientists Discover Two Modes Of Aging In Fruit Flies
...r-only group, even 4- to 5-month-oldmedflies - the equivalent
of 90-year-old humans - could produce a moderatenumber of eggs once protein was added to their diet," said Carey, who iscurrently lecturing at a workshop on longevity at the Max Planck Institute forDemographic Research in Rostock. The researchers su...
Two Modes Of Aging Discovered In Fruit Flies
...ar-only group, even 4- to5-month-old medflies--the equivalent
of 90-year-old humans--could produce amoderate number of eggs once protein was added to their diet," says Carey,currently at the Max Planck Institute for Demographic Research in Rostock,Germany. The researchers suggest that further studies of the phy...
Gritty Research Leads Scientists To Metal-Loving Discovery
...f this material in powderform has the surface area equivalent
to that of a football field." Upon release in water, demonstrations have shown that SAMMS quickly immobilizes thetargeted metal, reducing the concentration to far below drinking water standards. The small pore sizealso precludes the metal from leavi...
Evidence Mounts Against Maintstream Dogma In Embryology, Could Shed New Light On
... to learn more about the precise role of the human equivalent
of the zebrafish cyclops gene in patterning the developing embryo's nervous system....
Out On A Limb: Young Burro Receives Artificial Leg At Colorado State
...ital photographs of Primrose (stored asJPEG images equivalent
to eight-by-10, 200 dpi), use a Web browser to access thesite: ftp://22.214.171.124 Photographs are located in the directory "Photos" and subdirectory "burro." Click on the hyperlink to view "burro1," "burro2" or "burro3" (captioninformation is ava...
Finding The Garden Of Youth: New Study Shows Spinach, Strawberries Protect
Against Age-Related Brain Decline
...study, the researchers found that eating the daily equivalent
ofa pint of strawberries or a large spinach salad reduces specific effects ofbrain aging in rats. "Our results show that these foods, particularly spinach,may be beneficial in retarding age-related central nervous system and cognitivebehavioral defi...
Bacteria That Disable Sperm
...omparable to a mild case without symptoms to adose equivalent
to a raging infection. Sperm will swim in a culture medium for a day or more. But even in thesamples with low concentrations of bacteria, only 1 per cent of the sperm werestill moving after 18 hours. At the highest dose, they all stopped mov...
UCSF Finding Offers Insight Into Way Genes Regulate Aging And Life Span
...e molecular level is adrop in insulin levels. The equivalent
of the daf-2 gene in humans produces thecell receptor for insulin and insulin-like growth factor (IGF), which plays arole in regulating food metabolism. And, just as in C. elegans, the humaninsulin receptor acts in signaling cells, amongst other plac...
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