Tag: "circulation" at biology news
'Dead zone' area shrinking, Texas A&M prof says
...at causes hypoxia," he says. "Another is offshore circulation
features, such as eddies, that intrude onto the continental shelf. We think this could break down the hypoxia in the area as well." The NOAA (National Oceanic and Atmospheric Administration) study, conducted from Texas A&M's research ship R/V Gyre, s...
4 October press briefing to focus on minority recruitment to science and engineering programs
... million individuals. Science has the largest paid circulation
of any peer-reviewed general science journal in the world, with an estimated total readership of one million. The non-profit AAAS ( www.aaas.org ) is open to all and fulfills its mission to "advance science and serve society" through initiatives in s...
Preclinical safety study shows adipose-derived stem cells improve heart function after heart attack
...derived regenerative cells delivered into coronary circulation
without cell culture. The results were presented in a poster presentation at the Transcatheter Cardiovascular Therapeutics 2004 meeting in Washington D.C. (Abstract # 550778). Intracoronary infusion of adipose tissue-derived regenerative cells 48 hou...
Indiana University, EPA to study airborne PCBs
...s Ronald Hites and Ilora Basu to study the toxin's circulation
between the air and the Great Lakes. What the scientists learn will help the EPA determine whether new PCB clean-up policies are needed. "We saw a surprising trend a few years ago," said Hites, Distinguished Professor in IU's School of Public and Env...
Bone marrow cells routinely help with wound healing
...hite blood cells mostly either then die or go into circulation
in the bloodstream. We did not know, until now, that the bone marrow-derived cells go on to become a significant part of the new skin," said Dr. Frank Isik, professor of surgery at the University of Washington. "We've known that bone marrow cells are...
Unicellular organisms contribute more nitrogen to ocean that reported earlier
...g carbon dioxide and keeping it out of atmospheric circulation
for some time." Carbon dioxide is one of the naturally occurring gases that traps energy from the sun and helps maintain hospitable temperatures on Earth, creating the "greenhouse effect." But studies indicate that greenhouse gases that form from ve...
Genetically-engineered 'marathon mouse' keeps on running
...ly changes muscle fiber content, but also improves circulation
and the motor neuron innervation into those muscles. Training also reengineers the heart to allow it to pump a greater volume of blood. "So, it was not at all obvious that changing one gene in muscle would lead to coordinated changes throughout the ...
Plumbing trees' plumbing reveals their engineering skill
...ore realistic look at how trees manage their water circulation
than researchers have had before. The approach is like studying the plumbing of a house by carefully tracing its pipes, valves and faucets. In contrast, the usual approach -- drilling core samples and separating tree root samples for study -- is like...
Stem cell research targets cerebral palsy
...ll was putting stem cells from donor mice into the circulation
of an animal model of cerebral palsy. Preliminary work had shown that stem cells migrated to the injury site, but his studies showed too few cells were making the journey. The two-year grant from the American Heart Association, will enable to him to ...
New hypoxic event found off Oregon coast
...ntists now say may reflect a major change in ocean circulation
patterns, with serious impacts on marine biology. ...roductive," Lubchenco said. "But a change in ocean circulation
appears to be shifting the system closer to a tipping point where the right conditions can kick it o...
Climate change could doom Alaska's tundra
...ons, Bachelet said, such as major changes in ocean circulation
patterns that could have unpredictable effects on ...suggested a shutdown of a major ocean current and circulation
pattern in the North Atlantic ocean that currently is responsible for warming much of Europe might ...
AGU journal highlights - 29 July 2004
...13, 2004 6. Strong El Nino makes a good test for circulation
models The unusual cloud behavior seen during the ... effective measure to judge the accuracy ofgeneral circulation
models. Lu et al. tested Version 3 of the Hadley CentreAtmospheric Model against the recent El Nino ...
NSF awards $10 million in grants to ocean sites for long-term ecological research
...System is the eastern limb of the large, clockwise circulation
of the north Pacific Ocean. As water from the wes...r poleward from the tropics; and a highly seasonal circulation
over and near the continental shelf, which shifts from a windward-driven equatorward flow that bring...
Impact of Earth's rising atmospheric carbon dioxide found in world oceans
...n and atmosphere involving air-sea exchange, ocean circulation
and ocean biological processes need to be better understood," said Yoder. Analysis of CO 2 levels in ice cores have shown scientists that for the 400,000 years before the industrial revolution began in the 1800s, atmospheric CO 2 concentrations re...
Infusion of two peptides acts to accelerate appetite satisfaction
...strointestinal hormones that are released into the circulation
in response to meal consumption. Earlier research has documented that these peptides participate in controlling the appetite in healthy volunteers, and also in patients with obesity or Type II diabetes. To further explore potential interactions betw...
Early predictor of breast cancer aggressiveness
...m one another. This would allow cells to enter the circulation
and promote the formation of secondary tumors, which makes the cancer harder to treat....
ESA and EADS-CASA sign contract to build instrument for the SMOS mission
...riving the currents in the ocean and in turn ocean circulation
plays a crucial role moderating the climate. There...edge of the conditions that influence global ocean circulation
and thus climate. Not only will this mission further our understanding of the Earth system, but it w...
UNC scientists uncover crucial mechanism for blood vessel development
...her pathological condition associated with loss of circulation
in the limbs and extremities." The goal of angiogenic therapy in these situations is to restore circulation
non-surgically. "There have been attempts to induce blood vessel formation by manipulating the VEGF ...
Obesity and hypertension: Two epidemics or one?
... levels should confer a health benefit. 2. Blood circulation
alterations are linked to obesity hypertension. ...abdominal obesity is associated with altered blood circulation
adjustments to weight gain. Specifically, individuals with an excess accumulation of abdominal fat d...
With fat, women have a more visceral response
... of fat deposition contribute to systemic arterial circulation
and portal circulation
FFA levels and how each therefore may have varying impact on an individual's health....
1 2 3 4 5 6 7 8 9