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Levels in Biological News

Lead-based consumer paint remains a global public health threat

... to sell consumer paints that contain dangerous levels of lead. In a new study, Scott Clark, PhD, ... that children are affected at very low exposure levels and that there is no safe level of exposure." ... controls including India, Malaysia and Chinahad levels exceeding U.S. regulations. "Although lead ...

Sustainable agriculture at the ESA Annual Meeting

... had higher soil microbe biodiversity and higher levels of dissolved carbon and nitrogen in the soil. All ... field soil is healthy enough to maintain high levels of organic nutrients. In addition to being ... be considered. In the absence of predators, pest levels would likely rise even more dramatically. "By ...

Holding breath for several minutes elevates marker for brain damage

... their breath for several minutes had elevated levels of a protein that can signal brain damage, ... function. The study is "Increased serum levels of the brain damage marker S100B after apnea in ... within 10 minutes after the apnea ended. S100B levels returned to normal within two hours for all the ...

August 2009 Geology and GSA Today media highlights

... in marine limestones, to reconstruct sulfate levels in the ancient ocean and, therefore, oxygen levels in the ancient atmosphere (since seawater sulfate ... boundary, most likely driven by very low levels of atmospheric oxygen. Apparently, these ...

Health benefits of physical activity more pronounced in women

... that physical exercise can improve cholesterol levels and subsequently decrease the risks of ... moderate activity per week) displayed decreased levels of triglycerides and increased levels of the "good" HDL cholesterol. However, ...

Researchers team up to provide new hope for childhood hunger

... have met or exceeded all targets: The levels of beta-carotene have been increased 30X. The levels of protein have been increased 10X. The levels of iron have been increased 4X. Led by GHA ...

Nanodiamonds deliver insulin for wound healing

... typically found at a wound site -- skin pH levels can reach very basic levels during the repair and healing process. The ... in bacterially infected wounds. These basic pH levels are significantly greater than the physiological ...

Spring cold snap helps with stream ecosystem research

... leaving the stream exposed to higher than normal levels of sunlight over the next several months. ... in motion a chain reaction. "Increased light levels caused a cascade of ecological effects in the ... spring and summer months when normally low light levels severely limit stream production," said ...

C. difficile spores spread superbug

... C. difficile and observed that they shed low levels of spores and, crucially, they did not infect ... with antibiotics, we saw a dramatic rise in the levels of spores shed - leading to what we have ... mice had dropped back to normal spore shedding levels around two weeks after cessation of the ....

A 'heart healthy' diet and ongoing, moderate physical activity may protect against cognitive decline

... adherence score was created based on consumption levels of nine food-group/nutrient components -- fruit, ... benefit." Maintaining or Increasing Activity levels May Slow Cognitive Decline in Elderly Studies ... about the impact of changes in physical activity levels on rate of cognitive decline. Deborah E. ...

Probiotics help gastric-bypass patients lose weight more quickly, Stanford study shows

... the control group. The study also found that levels of vitamin B-12 were higher in the patients ... surgery. The probiotics group had B-12 levels of 1,214 picograms per milliliter at three months, compared with the control group's levels of 811 pg/mL. Morton said he now recommends ...

Two dietary oils, two sets of benefits for older women with diabetes

... in the last half of each 16-week period. The BMI levels of the women taking CLA dropped on average by ... Safflower oil also lowered fasting blood sugar levels by between 11 and 19 points on average. Blood ... per deciliter; the women's average blood sugar levels ranged from 129 to 148 after 16 weeks of ...

NIST issues human milk and blood serum SRMs for contaminant measurements

... the human milk and serum SRMs have certified levels of contaminants, including flame retardants and ... researchers last updated the SRM in 2000, the levels of PCBs, pesticides, dioxins/furans and other contaminants have decreased by 50 percent while the levels of brominated flame retardants, chemicals found ...

New trigger for chronic inflammation in rheumatoid arthritis discovered

... switch and also activate the immune system. High levels of tenascin-C present in joints therefore may ... causes swelling in the joints by increasing levels of molecules that cause inflammation. The ... mechanism by which tenascin-C increases these levels of inflammatory molecules in the human joint and ...

High carbon dioxide levels cause abnormally large fish ear bones

... Rising carbon dioxide levels in the ocean have been shown to adversely affect ... in which fish that were exposed to high levels of carbon dioxide experienced abnormally large ... deleterious effects." With carbon dioxide levels rising due to human activities, particularly ...

Tummy troubles -- gastrin key in bacterial-induced stomach cancer

... York, New York Current research suggests that levels of gastrin play a key role in the development of ... in cancer development remains unclear. High levels of gastrin lead to the development of stomach ... that Helicobacter infection in mice with high levels of gastrin resulted in cancer of the gastric ...

Measuring intellectual disability

... a specific and quantitative means of measuring levels of the fragile X mental retardation 1 (FMR1) ... of autism. Fragile X syndrome is caused by low levels of the FMRP protein, which is thought to play a ... from 200 to more than 1,000 times, decreasing levels of the FMRP protein. Current tests for fragile ...

Athletes, spectators faced unprecedented air pollution at 2008 Olympic Games

... 2008 Olympic Games in Beijing constantly exceeded levels considered excessive by the World Health ... athletes have dealt with in recent games. The levels were about two to four times higher than that of ... in the Beijing Olympics were about double the levels of recent games in Athens, Greece; triple those ...

Caltech researchers explore how cells reconcile mixed messages in decisions about growth

... have a threshold of sensitivity to EGF. If EGF levels dip below the threshold, contact inhibition takes ... and puts the brakes on cell division. But if EGF levels rise above the threshold, it overrides the ... be manipulatedeither to raise or lower the levels of growth factor or, as Asthagiri and colleagues ...

Improved method developed to test carcinogen risk

... safe. The study found that acceptable levels of at least one carcinogen may be 500 to 1,500 ... when exposure in the real world is at lower levels over long time periods. In practice, this suggests that some chemicals or toxins are safe at levels far higher than is currently believed, and that ...

When palm trees gave way to spruce trees

... changes were underway. Globally, carbon dioxide levels were falling and the hothouse warmth of the ... of the relationship between carbon dioxide levels and today's climate? An international team ... largely due to a global drop in carbon dioxide levels in the atmosphere" he said. ...

UBC researchers develop new method to study gambling addictions

... drugs that affect brain dopamine and serotonin levels suggesting that these neurotransmitters may ... rodents treated with drugs that reduced their levels of serotonin levels associated with impulse control in humans ...

Study shows transfer of heavy metals from water to fish in Huelva estuary

... that zinc, copper and lead are present at high levels in the water and sediments of the Huelva estuary, ... "We found positive correlations between the levels of some metals in the waters of the Huelva ... as the two studied. The results showed elevated levels of zinc, copper and lead, both in water and ...

Stress puts double whammy on reproductive system, fertility

... Scientists know that stress boosts levels of stress hormones - glucocorticoids such as ... research shows that stress also increases brain levels of a reproductive hormone named ... Kirby to explore whether stress might affect GnIH levels in the brain. The homologous hormones in mammals ...

American Chemical Society's Weekly PressPac -- June 3, 2009

... aseptic cartons (a.k.a. 'boxes') may help reduce levels of substances that contribute odors to wine and ... added MPs to red and white wines and monitored levels of MPs for 18 months in wine packaged in boxes ... with natural corks associated with the highest levels of MPs. One concern with the boxed wine, however, ...

Who will pick up the bill?

... last two centuries have increased atmospheric CO2 levels by almost 40%, which has in turn fundamentally ... chemistry by acidifying surface waters. Fish levels and other sea organisms such as planktons, crabs, ... mollusks which all depend on sufficient carbonate levels to form shells successfully. Subsequent losses of ...

Study shows CGM devices also benefit people with type 1 diabetes

... who have achieved excellent control (with HbA1c levels below 7 percent) to continue to tightly manage ... with diabetes try to maintain their blood sugar levels between 70 mg/dL and 180 mg/dL. When blood ... did not anticipate being able to lower HbA1c levels in the CGM group, given their already exquisite ...

Microfossils challenge prevailing views of the effects of 'Snowball Earth' glaciations on life

... "In addition, the algal blooms result in high levels of organic matter production, which we see ... of oil and natural gas." As a result of high levels of organic matter, oxygen levels in the water can become depleted, resulting in ...

Low levels of vitamin D linked to common vaginal infection in pregnant women

... PITTSBURGH, May 22 Pregnant women with low levels of vitamin D may be more likely to suffer from ... had BV and of these, 93 percent had insufficient levels of vitamin D. They also found that the prevalence of BV decreased as vitamin D levels rose. Vitamin D may play a role in BV by ...

MCG researcher among first to receive NIH stimulus funding

... Dr. NeSmith says. She will compare urine levels of microalbuminuria, a biomarker for early renal ... examine the relationship between microalbuminuria levels with blood levels of several inflammation biomarkers. Inflammation ...

New evidence of how high glucose damages blood vessels could lead to new treatments

... Ga. New evidence of how the elevated glucose levels that occur in diabetes damage blood vessels may ... obesity as well. One aftermath of high glucose levels is low levels of the powerful vasodilator nitric oxide in blood ...

Skin color clue to nicotine dependence

... related to the number of cigarettes smoked daily, levels of nicotine dependence, and nicotine exposure ... does bind to melanin, populations with high levels of melanin could indicate certain types of ... -- cigarettes per day, FTND score, and cotinine levels -- along with a host of other variables including ...

Protecting fresh-cut produce

... California's crops with the two lowest harpin levels had higher OVQ and lower microbial populations ... However, OVQ was higher in the two highest harpin levels than the control. In Arizona, the two highest harpin levels had lower microbial populations than the control. ...

American Chemical Society's weekly PressPac -- April 29, 2009

... to large-scale outbreaks of fires, and have high levels of alkaloids in their needles. Fires help to ... ARTICLE #4 FOR IMMEDIATE RELEASE Mercury levels in Arctic seals may be linked to global warming ... reporting for the first time that high mercury levels in certain Arctic seals appear to be linked to ...

Limping rat provides sciatica insights

... animals seemed to be linked to an increase in levels of interleukin-17 (IL-17), a protein involved in regulating the inflammatory response. Elevated levels of IL-17 have already been implicated in such ... took blood samples to measure any changes in the levels of specific immune system molecules. One of ...

Sugar, spice and puppy dog tails: Developing sex-typed personality traits and interests

... in early adolescence, with girls showing higher levels of expressive traits (such as kindness and ... as the arts and reading), and boys showing higher levels of instrumental traits (such as independence and ... by about age 19, boys reported about the same levels of sensitivity and warmth as girls. For ...

New diagnostic advance seen for head, throat cancer

... a genetic regulator that is expressed at higher levels in the most aggressive types of head and neck ... journal, scientists found for the first time that levels of CTIP2 were more than five times higher in the ... "It's not completely clear yet whether the higher levels of CTIP2 expression are a consequence of cancer, ...

Blood testing, mosquito style

... samples of their own blood to keep glucose levels in check. The common method of drawing blood from ... in each cell of the e-Mosquito measures sugar levels in the blood. This data can then be sent ... to alert patients or doctors when blood sugar levels enter the danger zone. "This is a dramatic ...

Vitamin D levels linked to asthma severity

... D insufficiency and asthma severity. Serum levels of vitamin D in more than 600 Costa Rican ... They found that children with lower vitamin D levels were significantly more likely to have been ... an inverse association between circulating levels of vitamin D and markers of asthma severity and ...

American Chemical Society Weekly PressPac -- April 15, 2009

... that gives second-by-second readings of oxygen levels in the brain. The new microsensor smaller than a ... common method for monitoring brain neurochemical levels is microdialysis, a technique that requires ... recorded real-time changes in these oxygen levels and can help provide a better understanding of ...
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(Date:7/10/2014)... June 27, 2014  The American Academy of ... of Standards and Technology (NIST) and the Department ... research and forensic science expert members to the ... an element of the NIST,s Organization of Scientific ... the first appointments made to the new FSSB ...
(Date:7/10/2014)... , July 2, 2014  Unisys Corporation,s (NYSE: ... , Unisys Nederland N.V., today announced that it has been ... implement and manage a new Basic Provision Biometrics solution for ... Unisys won the contract with a solution based on ... software. The term of the contract is up to seven ...
(Date:7/10/2014)... , July 3, 2014 Research ... addition of the "Global Gesture Recognition & ... - Forecasts to 2020" report to their ... Global Gesture Recognition & Touch-Less Sensing Market ... around for a while, but the companies were ...
Breaking Biology News(10 mins):Ten Members of the American Academy of Forensic Sciences Appointed to Forensic Science Standards Board (FSSB) 2Ten Members of the American Academy of Forensic Sciences Appointed to Forensic Science Standards Board (FSSB) 3Unisys Delivers New Basic Provision Biometrics Solution to Dutch Custodial Institutions Service 2Unisys Delivers New Basic Provision Biometrics Solution to Dutch Custodial Institutions Service 3Global Gesture Recognition & Touch-Less Sensing (2D, 3D, Ultrasonic, IR, Capacitive) Market - Forecasts to 2020 2
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