Tag: "decreases" at biology news

VitalSense(R) - Wireless vital signs monitoring

... transmission scheme for the sensors significantly decreases the number of lost data points. Accuracy is 0.1 C with 0.01 C resolution. In the normal mode, each VitalSense monitor can track and record data from up to 10 sensors that have been associated with the monitor, while rejecting signals from other senso...

Mechanism discovered for muscle wasting seen in diabetes, AIDS and other diseases

...they matured, their body weight was reduced due to decreases in skeletal muscle mass. Their muscle fibers were also smaller than those of their non-genetically altered littermates. On the other hand, the MISR mice were normal in terms of appearance, body weight, and individual muscle weight and histology (the ...

Reductions in blood oxygen levels in newborns could contribute to ADHD development

...emonstrates in rats, however, that while long-term decreases in the release of dopamine can occur following as few as five days of subtle, repetitive reductions in blood oxygen levels during a critical window of brain development, the hyperactivity and impaired learning that also occur are not noticeable until...

Calorie restriction leads to some brain benefits but not others in mice

...t know why. One theory suggests a restrictive diet decreases the effect of free radical damage. Free radicals are chemically reactive molecules produced either as byproducts of the body's natural processes or as a result of stress from the environment, like smog or sunlight. It's normal to have some free radi...

Scientists closing in on nerve proteins' contributions to memory and hearing loss

...ctivity levels." Bao suspects age-related decreases in Nrg-1 levels may be linked to hearing loss and memory loss, and has begun testing mice genetically modified to make more Nrg-1 to see if they have improved hearing when they are older....

Antibiotic-resistant bacteria increased after clindamycin use for common vaginal infection

...treated with metronidazole showed more significant decreases in concentrations of other bacteria such as P. bivia, pigmented Prevotella spp and U. urealyticum compared to clindamycin treatment, Dr. Beigi said. "Fewer than 1 percent of bacterial samples we tested demonstrated resistance to metronidazole," said ...

UNC Lineberger researchers identify molecular markers of aging

... because our bodies' ability to regenerate tissues decreases as we age," Sharpless said. "We believe an untoward effect of increased p16INK4a and ARF expression outside of cancer is a decrease in cellular proliferation needed to sustain this regeneration." The researchers also found that the incr...

Award will help unlock mysteries of one of Earth's most important organisms

...ges in the environment translate into increases or decreases in phytoplankton abundance. For example, a research article in the Oct. 1 edition of the journal Science , of which Armbrust was the lead author, describes the first ever genomic sequence of one species of diatom, a kind of phytoplankton, and offer...

Concord grape juice increased HDL, lowered inflammatory marker linked to heart disease

...ition to HDL levels increasing, we saw significant decreases in the production of superoxide, a free radical, a...dies of healthy subjects that drinking grape juice decreases superoxide production and inhibits platelet aggregation, yet its impact on the inflammatory properti...

Hold the stuffing: Low-glycemic diet may help keep weight off

...itial body weight. The low-GL dieters had smaller decreases in resting energy expenditure (averaging 96 kcal/day, or 5.9%) than the low-fat dieters (averaging 176 kcal/day, or 10.6%), meaning their metabolism did not slow as much. They also reported less hunger each day while on their diets. "Almost anyone ca...

NJIT physicists expect new super lens to reveal first light by early 2006

...y of the climate system, specifically clouds. The decreases in the planet's reflection of sunlight through the end of the last century may well be associated with the accelerated global warming in recent years, the researchers noted. Other NJIT projects related to the space weather program include the w...

Global warming good news for coral reefs: research

...rowth will suffer large, potentially catastrophic, decreases in the future," says McNeil, who led and published...lcification associated with ocean warming outweigh decreases associated with increased atmospheric CO2", says CSIRO's Dr Richard Matear. "While initially showing...

Hummingbirds lose power at high altitudes

...s they do at low elevations." "The power margin decreases at higher elevation, primarily because the stroke amplitude of the wing increases to account for the thinner air," added coauthor Robert Dudley, Altshuler's advisor when both were at the University of Texas, Austin. "If the bird can only flex its win...

NJIT astrophysicist who revived earthshine named fellow of American Physical Society

...te system, specifically clouds," Goode said. "The decreases in the planet's reflection of sunlight through the end of the last century may well be associated with the accelerated global warming in recent years." In the May 1, 2001 issue of Geophysical Research Letters, Goode and a research team detailed how...

The effects of economic growth on interior forests of the Southeast

..., the researchers found that interior forest cover decreases in relation to increases in road density, populati...ensity, and household income. Interior forest also decreases as the value of agricultural products and site productivity rise. Forecasted changes, however, were ...

Intervention cuts nerve damage, boosts life span

...ncoupling, in turn, lowers the membrane potential, decreases ATP production, and increases metabolic rate, among other functions that vary among tissues. To explore the effect of mitochondrial uncoupling on the production of free radicals and aging, Helfand's group inserted human UCP2 into flies such that the ...

JCI table of contents March 1, 2005

...coma development. They show that RSK2 deficiency decreases c-Fos stability and osteoblast function, leading to decreased bone deposition and mineralization. The loss of RSK2 also reduced tumor burden and growth in c-Fos overexpressing mice. Hence, phosphorylation by RSK2 is essential for the oncogenic fun...

Scientists discover how climate change causes the simultaneous boom or bust of multiple populations

...eographical area to have simultaneous increases or decreases in their abundance, a process known as "spatial synchrony." A paper published this week in the journal Nature reveals that occasional severe weather conditions directly cause the rapid increase or decrease in abundance and mobility of an intestinal ...

Study of genomic DNA leads to new advances in cancer diagnostics

..."Chromatin sensitivity to Alu I restriction enzyme decreases with malignancy and is regulated by the extracellular matrix and cytoskeleton," appears in the April 2005 issue of The American Journal of Pathology and is accompanied by a commentary. Using an enzyme (Alu I) that cuts DNA at a common sequence in t...

JCI table of contents April 1, 2005

...f oxygen are intensified whereas overexpressing A1 decreases lung cell death in the presence of oxygen. In an accompanying commentary, G.R.Scott Budinger and Jacob Sznajder writes that these studies will "influence future investigations into the molecular mechanisms by which these [A1] pathways become activat...

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(Date:5/17/2013)... An international team of scientists using a new ... inside a living frog embryo in greater detail than ... advance biological research and the search for new treatments ... Karlsruher Institut fr Technologie in Germany, in collaboration with ... Energy,s Argonne National Laboratory, released the most precise depiction ...
(Date:5/16/2013)... (Maximizing Access to Research Careers) Program has announced ... Developmental Biology (SDB) 72nd Annual Meeting in Cancun, ... meant to promote the entry of students, postdoctorates ... of the basic science community and to encourage ... 2013 Annual Meeting. , Awards are given to ...
(Date:5/16/2013)... shown a gene involved in neurodegenerative disease also plays ... circadian clock. , In a study of the ... Ataxin-2, keeps the clock responsible for sleeping and waking ... of the fruit fly,s sleep-wake cycle is disturbed, making ... fly. , The discovery is particularly interesting because ...
Breaking Biology News(10 mins):New X-ray method shows how frog embryos could help thwart disease 2Gene involved in neurodegeneration keeps clock running 2
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