Tag: "natural" at biology news
Natural immune-control system may aid treatment of autoimmune disease and tissue rejection
...rber. "The fact that this approach uses the body's natural
system for regulating the immune response encourag...s can have serious drawbacks. Many of them rely on natural
substances called antibodies, which wedge inside receptors on immune system T cells. The coupling bl...
IMS updated recommendations on postmenopausal hormone therapy
...event endometrial hyperplasia and cancer. However, natural
progesterone and some progestogens have specific b...ncer using different types and routes of estrogen, natural
progesterone and progestogens, and androgen administration. Baseline mammographic density correlates...
Scientists seek useful traits in wild cottons
...ce." Other Lubbock scientists are examining natural
insect and disease resistance in obsolete and wild cottons. This resistance could lead to more "environmentally friendly" varieties that do not require harsh insecticides and fungicides to thrive in adverse conditions. Fiber from "greener" varieties ...
Investigating coral reefs to help understand past and future climate change
...y is changing our climate at a rate well above the natural
climate cycling. Understanding how the Earth's cli...in the archives to understand a bit more about the natural
cycles. This will enable us to decipher between natural
changes and what's out of the ordinary," exp...
Journal details how global warming will affect the world's fisheries
...e "directly and strongly affected by variations in natural
conditions," Hannesson adds. "Habitat conditions, ...tional journal devoted to mathematical modeling of natural
resource systems. It is produced by the Rocky Mountain Mathematics Consortium. "This issue of Natu...
Soy estrogens and breast cancer: Researcher offers overview
... women who consume these products perceive them as natural
and safe. But women aged 50 and older are also mos... in their products, he said, and because these are natural
products, the consistency from batch to batch is difficult to control. "Women are participating in...
Researchers develop way to calculate speed of bacterial sex
...dels by taking into account characteristics of the natural
subsurface environments, the typical bacteria hang...ugation itself. It is important to consider all natural
processes together when trying to predict rates of gene transfer, said Ginn. "The model gives us a...
Getting to the core of an emergent public health threat
...n has been found to circumvent type I interferons, natural
proteins that help mount the bodys initial immune response against viruses. Hogue and colleagues plan to focus their efforts on determining how the coronavirus nucleocapsid protein is able to act as an interferon antagonist, and will also continue ...
Dinosaur hearing, listening to muscle noise, quieter cubicles
... an array of surface sensors follow the passing of natural
shear waves traveling along the muscle fibers. By...h calls for the timely, substantial restoration of natural
quiet to the park from aircraft noise. Dickson Hingson of the Sierra Club's National Parks and Monu...
ACS News Service Weekly PressPac -- May 9, 2007
..., scientists in Tennessee are reporting that these natural
components of fruits and vegetables poison a key h...point out that bioflavonoids are the most abundant natural
source of antioxidants in the diet, and ordinarily are considered quite beneficial in protecting aga...
Asexual worm quickly adapts to soil contamination
...ental pollution is an important cause of stress in natural
populations. This not only has consequences for th...t for the development of protection strategies for natural
populations. This can be realised by focusing environmental management more on functions such as bio...
Marine reserves could save coral reefs
...h of Bundaberg. At 2,300km long, it is the largest natural
feature on Earth. Coral reefs occupy less than one quarter of one percent of the Earth's marine environment, yet they are home to more than a quarter of all known fish species. As well as supporting huge tourist industries, coral reefs protect shor...
New impetus through networking
...y requirement for technological development in the natural
sciences, engineering and finance and forms the subject of the project "Extraction of Quantifiable Information from Complex Systems". (Coordinator: Professor Stephan Dahlke, Philipps University of Marburg) In the project "South Atlantic Margin Pr...
Book explores history, causes of allergy and asthma epidemic
...aw Olmsted and Jens Jensen sincerely believed that natural
surrounding provided healthful benefits. Of course, these natural
spaces created so attentively a century later would let loose the pollen that bedevil modern allergy...
Hepatitis E takes a piggyback
...Nishiura analysed blood test data from 2,500 pigs, natural
hosts for the virus, on Japanese farms at Hokkaido, Honshu and Kyushu. They found that by the age of 150 days, over 95% of pigs had been infected with HEV. Inoculation studies have shown that the virus remains in pigs faeces and some organs for up...
UF scientists identify cancer virus' genetic targets
...nment in which it thrives, undetected by the bodys natural
defenses. Researchers confirmed the results of t...thrombospondin 1. When something is important in a natural
process, there are often a lot of built-in redundancies. In this case all of the viral microRNAs wer...
New petroleum-degrading bacteria found at Rancho La Brea Tar Pits in Los Angeles
... the bacteria to survive and grow in heavy oil and natural
asphalt. Trapped in soil that was mixed with hea...bacteria are uniquely adapted to the pits' oil and natural
asphalt, and contain three previously undiscovered classes of enzymes that can naturally break down ...
Carnegie Mellon's David Sholl identifies new materials
...oncern about global warming and a need to conserve natural
fuel sources prompted Carnegie Mellon researchers to find new, lightweight, low-cost hydrogen-storage materials. "We are currently studying the use of metal hydrides, such as alanates and borohydrides, to find materials that could ultimately improv...
Understanding the global carbon budget -- Woods Hole Research Center expert provides insights
...ded to that atmosphere and as the earth warms. The natural
processes on land and in the ocean that have remov...es in both tropical and northern forests. If these natural
sinks for carbon diminish, global warming will occur more rapidly than predicted, and efforts to man...
DNA repair proteins monitored at double-strand break
...repair of double-stranded DNA caused by radiation, natural
oxidants in food or the body and other toxins that can cause disease and aging. "Prior to this work, there was no practical and efficient way to find and study the DNA repair proteins that organize themselves on and around a double-strand break in ...
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