Tag: "levels" at biology news

K-State's National Agricultural Biosecurity Center receives $1.3 Million from Department of Defense

...o be used by emergency management personnel at all levels who need to access such agrosecurity information." Plans are to create an integrated system accessible to the end-users via the Internet. The lessons learned database, real time content aggregations, and continuing education Web site applications wi...

Endangered species list more bleak than originally thought

...e University of Tennessee, calculated the expected levels of co-extinction across a diverse selection of host and associate systems. Their research is published in the current edition of the prestigious journal, "Science." The team first compiled a list of 12,200 plants and animals currently listed as threa...

Serotonin metabolites in mollusks suggest pathways for human therapies

...nt in the neuroscience program, measured the blood levels of serotonin sulfate as a time-of-day function. It may be important for growth, most of which occurs during sleep, Gillette said. It's possible that the role of serotonin sulfate in marine mollusks is similar to melatonin, which resests the circadi...

New research shows air pollution can reduce children's lung function

... Olden, director of NIEHS. "It shows that current levels of air pollution have adverse effects on lung deve... grade to 12th grade. The researchers also tracked levels of air pollutants like nitrogen dioxide, acid vapor, elemental carbon, and particulate matter in the...

Ventilation in bars, casinos doesn't control health risk for hospitality workers

...ual chalk dust in the pool hall at 17% of pre-ban levels -- air quality levels post-ban in all venues were indistinguishable from those measured out-of-doors. Prior to the smoki...

Reducing allergens in the home helps inner-city children with asthma

...LAS Sept. 9, 2004 A study designed to reduce the levels of indoor allergens conducted in the homes of inn...ronmental intervention designed to reduce allergen levels in the home indeed led to a marked reduction of irritants. As a result, children living in these hom...

New evidence of radiation risk in childhood leukaemia

...een in unexposed individuals but are maintained at levels similar to those of directly exposed males. He then went on to show that the elevated mutation rates persisted into the second generation of offspring, through both the male and female germ-lines. Dubrova and his colleagues developed a novel, effect...

Fossils reveal direct link between global warming and genetic diversity in wildlife

...tically during the Little Ice Age as precipitation levels increased. These findings established a direct correlation between climate change and population size, but how did individual voles and pocket gophers respond genetically to these episodes of global warming and cooling? Earlier studies have shown ...

Research suggests unborn children may be at risk from environmental pollution

...the increased sensitivity of the foetus. The exact levels are as yet unknown but we know that childhood leukaemia is initiated in utero and this could well be a factor in the initiation.Consideration must now be given to the likely risk estimates." Top international experts from Europe, America, Asia and Au...

The birth of a beak

...eveloping embryo, and are associated with activity levels of a specific protein called bone morphogenetic pr...ridization techniques, the researchers tracked the levels of a number of growth-related genes. They were able to pinpoint BMP4 as a candidate for mediating gr...

Flame retardants found on supermarket shelves

...worlds largest scientific society, revealed higher levels of flame retardants in the foods here than similar...ining animal fats, Schecter says, with the highest levels in fish, followed by meat and then dairy products. PBDEs are most soluble in fats, so they tend to a...

New imaging technology at Joslin shown to detect early signs of type 1 diabetes

...abetes in its earliest stages was to measure blood levels of autoantibodies (the immune system's "guided missiles") directed against pancreatic islet proteins. Yet, these tests are only an indirect indication of the disease process, and don't allow researchers to directly follow the progression of disease. ...

Purdue study finds antioxidant protects metal-eating plants

...hers studying how certain types of plants tolerate levels of metals in their tissues that are toxic to most ...at plants that create and accumulate high cellular levels of the antioxidant glutathione are much more nickel tolerant," said David Salt, associate professor ...

Analysis of gene expression in lymphoid cells can determine lymphoma cancer

Analyzing the expression levels of the gene CDK9 (cyclin dependent kinase) and its...netics of cancer and gene therapy. "The change of levels of CDK9 and CYCLIN T1 in lymphoid cells shows a correlation with activity of the cancer. The higher ...

NHGRI launches Centers for Excellence in Ethical, Legal, and Social Implications Research

...ir principal investigators and their total funding levels over five years are: Case Western Reserve University's Center for Genetic Research Ethics and LawEric Juengst, Ph.D., $5.3 million This center will study the ethical issues in the design and conduct of human genetic research, including issues re...

Virginia Tech researchers to release findings on Smith River Project

... including one endangered species; determining the levels of aquatic invertebrate forage; and identifying the roles that the tributaries play in defining the main channel community. The Smith River Research Project principal investigators are Virginia Tech fisheries professors, Don Orth, Tammy Newcomb, ...

Green tea research leads to gum and other products

... in oral cancer cells. "Cells with abnormally high levels of ROS become damaged," he said. "If the level is ...d. On the other hand, ROS is brought to background levels by EGCG in normal skin and salivary gland cells, suggesting a protective role of EGCG in normal cell...

APS awards more than $140,000 to minority students of physiology

...sight on the mechanism of hypertension due to high levels of salt. Jessica Clark University of Arizona The focus of Ms. Clark's research is epidermal growth factor (EGF) and its role in protecting the intestine against a disease that affects premature babies, called necrotizing enterocolitis (NEC). Her ...

Advances in tumor angiogenesis Dendritic cells co-opted to the dark side

...dothelial cells, but in the absence of high VEGF-A levels or when VEGF-A is inhibited, the tendency of dendr...s only in the presence of high VEGF-A levels. "The levels of VEGF-A generated in our animal model of ovarian cancer resemble those seen in human ovarian cance...

Better living through urban ecology

...ffluent areas. When forest cover declines, E. coli levels rise in suburban streams. These are just a sampling of the findings revealed over the past 7 years by the Baltimore Ecosystem Study (BES), an interdisciplinary collaboration of over 30 researchers, educators and policy makers working to understand ho...

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(Date:10/30/2014)... Tanaka and her research group at the DFG Research ... at the TU Dresden (CRTD) demonstrated for the first ... spinal cord in three dimensions from mouse embryonic stem ... dorsal interneurons along the dorsal/ventral axis was observed., This ... " Stem Cell Reports " on 30.10.2014 ., ...
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