environmental 2 5

Tag: "environmental" at biology news

Susceptibility to Crohn's disease -- an important new clue

...Crohn’s disease, is determined by a combination of environmental and genetic factors and identifying these genetic risk factors is one of the most important objectives of modern medical genetics, potentially paving the way towards personalized medicine and drug target identification. ...

Biologists produce global map of plant biodiversity

...ichness," of plant species could be predicted from environmental conditions alone. "Plants provide important ser... well the richness of plants can be predicted from environmental conditions alone." Combining field-survey based species counts from over a thousand regions world...

Will the plague pathogen become resistant to antibiotics?

...d acquired by the plague bacillus is widespread in environmental bacteria reinforces this warning". There have been many plague epidemics in human history, and Y. pestis is believed to have killed an estimated 200 million people. Plague is now regarded as a re-emerging disease, with small outbreaks all over the...

Scientists identify a gene that may suppress colorectal cancer

...s in cancer research is challenged by the array of environmental and genetic influences on tumor initiation, development, and progression in the human population. Therefore, scientists have turned to mouse models, which have nearly identical genetic backgrounds and are housed in controlled conditions. The scie...

Mosquito genes explain response to climate change

...quitoes that had developed in precisely controlled environmental rooms that allow the UO researchers to simulate climatic conditions occurring in nature anywhere in the world, from the tropics to the polar regions. The newly created map contains 900 million DNA base pairs. There are three billion base pairs in ...

Living with water scarcity -- world must act now

...ut it is probable that today's food production and environmental trends will lead to crises in many parts of the wo...ow more food. Growing cities take more water, and environmental concerns are rising. A water-food-environment dilemma. Water use in agriculture is recognized ...

Lead-'scrubbing' drug may also improve muscle function in lead-exposed children

University of Cincinnati (UC) environmental health researchers say a therapy commonly used to ...ery serious issue,?says Bhattacharya, professor of environmental health and lead author of the study, “and it’s important to identify early signs of neuromotor (musc...

New evidence of 'human' culture among primates

...fferent groups of the same species are a result of environmental influences. In this case Dr Moura could find no environmentally-inspired cause for the Capuchins acquiring this skill, suggesting that they had indeed learned it by observing and replicating one another. "One of the most interesting things is ...

Salamanders suffer delayed effects of common herbicide

...ors and prey. They can be seen as bioindicators of environmental stress and harbingers of risk to other animals as well as humans," explained Rohr, also affiliated with Penn State's Center for Infectious Disease Dynamics. ...

Bacteria could steady buildings against earthquakes

... Jason DeJong, an assistant professor of civil and environmental engineering at UC Davis. The new process, so far tested only at a laboratory scale, takes advantage of a natural soil bacterium, Bacillus pasteurii. The microbe causes calcite (calcium carbonate) to be deposited around sand grains, cementing them ...

Organic is healthier: Kiwis prove that green is good

...her on the same farm at the same time, in the same environmental conditions. Kader added: “[previous] studies did n...d and agriculture, pharmaceuticals, biotechnology, environmental science and safety. As well as publishing new research and running events, SCI has a growing databas...

E. coli bacteria migrating between humans, chimps in Ugandan park

...the park. Both make use of local streams and other environmental features. Regardless of the route of transmission, it places both at risk, Goldberg said. "We’re as concerned about potential effects on human health as on animal health," he said. He noted that the exchange of microbes between non-human pr...

Florida Tech explores microalgae for biofuel

...g the economy, national security and to respond to environmental concerns. Microalgae cultivation is an attractive alternative and the warm Florida climate makes large-scale production a possibility," said Lin. ...

Fish growth changes enhanced by climate change

...etween the growth of fish species related to their environmental conditions ?faster growth in waters above a depth ...ploitation increases the sensitivity of species to environmental effects and could be magnifying the effects of long-term climate change and short-term climate varia...

Williams College biologist explores photosynthetic apparatus

... differences for photosynthesis and acclimation to environmental stress. "These differences have evolved in res...e critical in the acclimation response to specific environmental stresses." Ting's goal is to determine how genomic differences become advantages in the capacity ...

Cornell researcher helping develop quick, cheap HIV/AIDS test

...ner, Cornell associate professor of biological and environmental engineering, has been awarded an initial $386,000 (subject to annual renewal for four years) from the consortium to determine a way to simply assess the critical HIV/AIDS immune system factors -- CD4 T-cell count, or CD4+ T-lymphocytes count -- in th...

Bacterial response to oxidation studied as toxin barometer

...e and correlations to brain tissue damage. Many environmental toxins in water, such as pesticides, heavy metals,... stress, said Nancy Love, a professor in civil and environmental engineering and an adjunct in biology at Virginia Tech. “More like ‘sweat?potassium,?said Kaoru ...

How fish conquered the ocean

...f teleost reproduction with their evolutionary and environmental history. "The oceans have not always been filled with fishes as nowadays" says researcher Dr. Roderick Nigel Finn at the Department of Biology, University of Bergen, Norway. "To the contrary", Dr Finn says, "the fossil record shows that the ancestor...

Drug treatment improves learning in mice with Down syndrome symptoms, Stanford/Packard study shows

...ould be one part of the many different medical and environmental interventions that may allow kids with Down syndrome to live more normally." ...

New science of metagenomics 'will transform modern microbiology'

...al applications for human health, agriculture, and environmental stewardship." Metagenomics studies begin by ext...g DNA from all the microbes living in a particular environmental sample; there could be thousands or even millions of organisms in one sample. The extracted genetic...

1 2 3 4 5 6 7 8 9 10