Excessive in Biological News

Lenfest forage fish task force launched

... seabirds, and many large fish species, and their excessive removal can undermine or even collapse marine ... players in the ocean's complex food web. Their excessive removal from the oceans threatens to cause a ... fish. Their survival is directly threatened by excessive forage fishing, and our work will help to ensure ...

JCI online early table of contents: Jan. 19, 2009

... proportion of breast cancers are associated with excessive activation of either Ras or PI3K signaling ... protected in a model of breast cancer caused by excessive activation of Ras and PI3K. Further, silencing ... the growth of human breast cancer cells with excessive activation of either Ras or PI3K signaling ...

Who are you kidding?

... they were overweight had twice the odds of excessive gestational weight gain." The authors studied ... weight gain guidelines. Herring said, "As excessive gestational weight gain increases the risk of ... this misperception reduces the likelihood of excessive pregnancy weight gain." ...

BMI criteria for obesity surgery should be lowered, UT Southwestern researcher suggests

... patients simply have a greater capacity to store excessive calories in their adipocytes, or fat cells, thereby preventing excessive fat from spilling into the bloodstream, where it ... only accumulate fat in the upper body often have excessive plasma concentrations of triglycerides and ...

University of Minnesota releases first ever comprehensive report of the health of college students

... In fact, 28.7 percent of students surveyed report excessive computer/Internet/TV use and 41.8 percent ... health, 28.7 percent of students surveyed report excessive computer/Internet use and 41.8 percent indicate ... 32.2 percent of students surveyed reported excessive computer/Internet use and among this group, 41.9 ...

UTMB study identifies women at risk of gaining excessive weight with injectable birth control

... first six months of use, called "early gainers," are at risk of continued, excessive weight gain. While 75 percent of users gained little or no weight, the ... in the tissue of a woman with a BMI under 30 and may contribute to excessive weight gain, but more research is needed." The biological mechanism of ...

Policy transparency key to saving world's fisheries

... San Diego. "Unfortunately, our use of the world's fisheries has been excessive and has led to the decline or collapse of many stocks." According to ... science and enforcement capabilities, face the negative repercussions of excessive subsidies and larger fishing capacity, which have resulted largely from ...

Protecting fresh-cut produce

... Micro-organisms increase in inner and outer leaves of head lettuce with excessive moisture at harvest, according to previous research. Furthermore, natural plant reactions to extreme weather conditions, such as excessive moisture, may inhibit the response that harpin is intended to trigger. ...

AJCN study shows moderate alcohol consumption related to stronger bones

... The devastating effects of excessive alcohol consumption are undisputable, although some data suggest that ... balanced against the risk of falls and bone fractures caused by consuming excessive alcohol." ...

Oh baby, interventional radiology makes childbirth safer

... cases died," he added. Canadian interventional radiologists controlled excessive bleeding in women with a combination of balloon catheters inserted into ... to inflate (just like in angioplasty), if needed at delivery to block excessive blood flow, explained interventional radiologist J. Robert D. Beecroft, ...

Preventing a broken heart: Research aims to reduce scarring from heart attacks

... attack is usually broken, at least partially, for good. The injury causes excessive scar tissue to form, and this plays a role in permanently keeping heart ... Now researchers have identified a key molecule involved in controlling excessive scar tissue formation in mice following a heart attack. When they stopped ...

'Deranged calcium signaling' contributes to neurological disorder, UT Southwestern researchers find

... engineered to overexpress the human ataxin-3 protein containing excessive glutamine repeats. The mutant mice performed poorly on tests of motor ... researchers treated them for a year with dantrolene, a drug that blocks excessive calcium release from the ER in skeletal muscle cells. Dantrolene is ...

Gaining too much weight during pregnancy nearly doubles risk of having a heavy baby

... & Gynecology, the study found that more than one in five women gains excessive weight during pregnancy, doubling her chances of having a baby that weighs ... the birth weight, this is the first study to determine that women who gain excessive weight are even more likely to have heavy babies than women who are ...

New study indicates link between weight gains during pregnancy and dieting history

... pregnancy, the paradigm has shifted to a focus on the determinants of excessive weight gain during pregnancy. Over 1200 women participated in the ... similar nutritional and physical activity strategies in order to avoid excessive weight gain and adverse pregnancy outcomes such as caesarean sections, ...

New gas sensors for monitoring carbon dioxide sinks

... can also contribute to more intelligent ventilation of indoor spaces. An excessive level of carbon dioxide leads to fatigue and health problems, while excessive ventilation means a waste of energy. In classrooms, lecture theatres of ...

UCR-led research team uses tiny wasp to wipe out major agricultural pest in Tahiti

... Invasions . With no type of natural control in Tahiti , the excessive number of glassy-winged sharpshooters was a major social, economic, and ... in Tahiti, several problems associated with the pest diminished, such as excessive feeding on plants, high levels of sharpshooter excrement raining from ...

UVA reports surprising findings related to myotonic muscular dystrophy

... the same kind of heart problems associated with too little of it. excessive NKX2-5 may explain why as many as 60 to 70 percent of individuals with DM1 ... produce less NKX2-5, Dr. Mahadevan and his team showed that reducing the excessive levels of NKX2-5 seemed to protect the mice from the heart problems. ...

Study reveals that nitrogen fertilizers deplete soil organic carbon

... of nitrogen fertilizers for crop production," said Ellsworth. "But, excessive application rates cut profits and are bad for soils and the environment. ... water quality, since carbon dioxide will be released into the air, while excessive nitrogen contributes to the nitrate pollution problem." Because soils ...

Study proposes new theory of how viruses may contribute to cancer

... 23 A new study suggests that viruses may contribute to cancer by causing excessive death to normal cells while promoting the growth of surviving cells with ... similar to the role played by natural selection during evolution, excessive cell death, rather than its absence, may be a defining force that drives ...

Smaller than expected, but severe, dead zone in Gulf of Mexico

... area of hypoxia appears to be related to short-term weather patterns before measurements were taken, not a reduction in the underlying cause, excessive nutrient runoff." said Robert Magnien, PhD., director of NOAA's Center for Sponsored Coastal Ocean Research. "The smaller area measured by this one ...

Scientists track impact of DNA damage in the developing brain

... system. The brain is thought to be particularly susceptible to such damage because neurons consume large amounts of oxygen, which can result in excessive production of free radicals and leave them vulnerable to single-strand DNA damage. Because brain cells do not divide, they cannot use the backup ...

Protein that promotes cancer cell growth identified

... that interruption in this association disrupts EGF signaling indicating that Caspase-8 exerts EGF signaling through Src. Cancer results from excessive cell division and reduced cell death. A number of cell death proteins are missing from human tumors, allowing cancer cells to ignore the cues that ...

Scripps-led study shows ocean health plays vital role in coral reef recovery

... and grow normally within two to three years when the surrounding waters and reef were relatively healthy. In comparison, those corals living with excessive local impacts, such as pollution, were not able to fully recover after eight years. "You can imagine that when you are recovering from a ...

Healing power of aloe vera proves beneficial for teeth and gums, too

... Products must also adhere to certain manufacturing standards. Dilip George, MDS, co-author of the study, explains that aloe "must not be treated with excessive heat or filtered during the manufacturing process, as this destroys or reduces the effects of certain essential compounds, such as enzymes and ...

Brain malformations significantly associated with preterm birth, Wake Forest research shows

... brain defects or other defects not easily detected could be causing some of them and perhaps we should focus on studying coagulopathy (a tendency to excessive blood coagulation and formation of blood clots) to find what the association is between that and preterm birth. "The placenta could be a key ...

How to text message and avoid pain

... While it is well known that excessive text messaging can result in sore thumbs, less is known about its possible effects on the neck, arms and hands. Young adults with symptoms in these ...

Athletes, spectators faced unprecedented air pollution at 2008 Olympic Games

... CORVALLIS, Ore. Particulate air pollution during the 2008 Olympic Games in Beijing constantly exceeded levels considered excessive by the World Health Organization, was far worse than other recent Olympic Games, and was about 30 percent higher than has been reported by Chinese ...

Protein linked to change in tissue that surround and support breast tumors

... risk factor for breast cancer. "We found that AIB1delta3 alters the stroma, or environment that surrounds and supports cancer cells, producing excessive fibrosis," says the study's lead author, Priscilla Furth, MD, Professor of Oncology and Medicine. "This is significant, because disordered ...

Natural seed treatment could drastically cut pesticide use

... of the Lancaster team. Until now, genetic modification (GM) technology has been touted as the best hope for increasing crop yields without using excessive pesticides. But GM has long been unpopular in many countries. What makes jasmonic acid so exciting is that it is a more natural way to protect ....

Afghanistan releases its first-ever list of protected species

... this commitment to conservation will benefit all of Afghanistan's people." In Afghanistan, species like the snow leopard are under pressure from excessive hunting, loss of key habitat and illegal trade. Snow leopard pelts for sale in tourist shops can go for as much as $1,500 each. International trade ...

Wet ear wax and unpleasant body odors signal breast cancer risk

... the ABCC11 gene and variant proteins in cultured human embryonic kidney cells and showed exactly how the ABCC11 gene produces the wet-type earwax and excessive armpit odor. This discovery could lead to practical tools for cliniciansespecially those in developing nationsto rapidly identify who may have a ...

American Chemical Society's weekly PressPac -- May 27, 2009

... to block or "silence" the TGF-beta 1 gene in the liver. When put into rat liver cells, the "gene silencers" decreased levels of type 1 collagen whose excessive production leads to fibrosis, as well as two other substances known to trigger liver inflammation, by almost 50 percent. The results suggest that ...

Double trouble for water life

... concern because an excess of these two nutrients promotes accelerated production of plant-based organic matter (or eutrophication) to the extent that excessive production, including harmful algal blooms, contributes to the expansion of marine 'dead zones' and leads to the destruction of fisheries habitat. ...

Key protein regulating inflammation may prove relevant to controlling sepsis

... that have baffled scientists for years," added Dr Tergaonkar. "While the natural inflammatory response serves to help the body clear infection, excessive inflammation, on the other hand, promotes cellular changes that lead to the uncontrolled growth of cells that characterizes cancer and enables its ...

River delta areas can provide clue to environmental changes, Texas A&M prof says

... know we need to reduce the amount of these nutrients from draining into our rivers, but by how much? In this particular case, the linkages between excessive nutrients, hypoxia and their affects on aquatic life are not well understood. "It's a big problem that China is facing right now as it attempts to ...

River delta areas can provide clue to environmental changes, Texas A&M prof says

... know we need to reduce the amount of these nutrients from draining into our rivers, but by how much? In this particular case, the linkages between excessive nutrients, hypoxia and their affects on aquatic life are not well understood. "It's a big problem that China is facing right now as it attempts to ...

Study finds homicidal poisoning rising, more likely in infants and elderly

... Older adults who require institutional or home care are particularly susceptible to abuse, Shepherd said, and are at risk of being administered excessive doses of sedatives or other medications. The study also found that drugs, medications and other biological substances accounted for 65 percent of ...

Cell's split personality is a major discovery into neurological diseases

... neurological disorders, including glaucoma and retinal artery occlusion. In many neurodegenerative diseases, a main factor that kills neurons is excessive levels of glutamate, the most abundant excitatory neurotransmitter in many regions of the central nervous system (CNS). Diseases that occur as a ...

Wind, salt and water are leading indicators of land degradation in Abu Dhabi

... as a serious problem in many of the agricultural farms. The causes of waterlogging are poor drainage conditions due to the presence of hardpans, excessive use of irrigation water, and seawater intrusion. Landfilling for urban development and construction purposes is another unique land degradation ...

NASA study says climate adds fuel to Asian wildfire emissions

... important factor driving change in equatorial Asia," explained DeFries. "In this part of Asia, human-ignited forest and peat fires are emitting excessive carbon into the atmosphere. In climate-sensitive areas like Borneo, human response to drought is a new dynamic affecting feedbacks between climate ...