Studies in Biological News

AGU journal highlights -- Aug. 6, 2009

... ozone depletion, which most previous studies had not included. They compare coupled ... that is not attributable to earthquakes. Previous studies had found that this hum is excited by ... estimate for methane is similar to basin-wide studies of the Pacific Ocean, suggesting that IPCC ...

Protein handlers should be effective treatment target for cancer and Alzheimer's

... Veterans Affairs in the last 12 months to support studies of proteins and the molecular chaperones that ... how it impacts disease progression." Their studies also will help researchers pinpoint which ... in their animal model. They want to expand these studies to look at traumatic brain injury as well as ...

Moving to the US increases cancer risk for Hispanics

... the American Association for Cancer Research. studies to date have classified all Hispanics under the ... director of the Cancer Prevention and Population studies research program at the Cancer Therapy & Research ... in this research, said it is important to conduct studies like this to better understand these differences ...

The way you eat may affect your risk for breast cancer

... be just as important as how much you eat, if mice studies are any clue. Cancer researchers have long ... interventions to these people." Previous studies have shown that intermittent calorie restriction ... to more aggressively pursue cancer prevention studies related to calorie restriction. "Humans ...

August 2009 Geology and GSA Today media highlights

... Boulder, CO, USA - GEOLOGY studies include some curious associations: air hockey and ... The study supports the conclusions of previous studies that brines derived from hydrous salts and ice ... Comparison of the analytical data to experimental studies of elemental partitioning, and analyses of ...

Experimental treatment halts hypoxic-ischemic brain injury in newborns

... strategy for brain protection." Earlier studies have pointed to the role certain brain proteases, ... of brain tissue. Dr. Kuan said additional studies are needed to test the effectiveness and safety ... models. The researcher team also recommends studies to determine whether infants diagnosed with HIE, ...

Fox Chase researchers uncover one force behind the MYC oncogene in many cancers

... lymphoma, lung and pancreatic cancer. Their studies were performed in mouse cancer models and in ... almost entirely inactive. After their previous studies demonstrated that expression of the protein ... genes into messenger RNA and then proteins. studies in both cells and a mouse model for cancer showed ...

Scientists discover gene mutation responsible for hereditary neuroendocrine tumor

... of cells to extract energy from nutrients. studies in Yeast "Defects in mitochondria, the power ... it is incredibly difficult to perform in-depth studies in humans, we decided to use a much simpler model ... Sdh1 that is also part of the SDH complex. studies in Humans "The amino acid sequence of yeast ...

$2 million grant aids study of lung cancer in people who never smoked

... of this project. The partnership will support studies designed to create a further understanding of the ... and lung tissue, and blood specimens to conduct studies in proteomics, gene mutations and copy numbers, ... mutations and gene expression. Many of these studies will examine the entire genome. "By pooling ...

Study explains potential failure of oral contraceptives with obese women

... pregnancy in obese women, as some epidemiological studies have indicated. Although conventional oral ... at Oregon State University. "However, until more studies are done, women may wish to consult with their ... to explore this issue. But several demographic studies have shown that even women just considered ...

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

... plan has been proven to lower blood pressure in studies sponsored by the National Institutes of Health. ... Levels May Slow Cognitive Decline in Elderly studies have found that older adults who are physically ... health and support the need for large-scale studies including both women and men." Alzheimer's ...

The last supper of the hominids establishes the times they lived at the sites

... Evolution (IPHES) in Tarragona has based its studies on the dental fossils of animals hunted by ... the Catalan Institute for Research and Advanced studies (ICREA), attached to the IPHES in Tarragona. "For ... combined this application with multidisciplinary studies of archaeological sites in order to apply it to ...

Results from trials of DHA in Alzheimer's disease and age-related cognitive decline

... Vienna, July 12, 2009 Results from two large studies using DHA, an omega 3 fatty acid, were reported ... on "age related cognitive decline" (ARCD). Both studies used Martek's algal DHA. The results of the ... as is standard scientific practice. "These two studies and other recent Alzheimer's therapy trials ...

2 Fred Hutchinson Cancer Research Center scientists receive Presidential Early Career Award

... Medical Institute Early Career Scientist. Malik studies genetic conflict. He sees battles raging within a ... A nutritional and genetic epidemiologist, Peters studies the link between nutrition and cancer prevention ... molecular and genetic approaches, she also studies vitamin D and calcium in the prevention of colon ...

2 reproductive factors are important predictors of death from ovarian cancer

... for Cancer Research. Results of previous studies indicated that fewer lifetime ovulatory cycles, ... hormones." There is a need for additional studies to examine reproductive factors in other ... to Robbins. Additionally, she suggested that studies examining the biologic properties of ovarian ...

Plastics chemical retards growth, function of adult reproductive cells

... activity on these cells, Flaws said. Human studies have found BPA in many tissues and fluids, ... However, the NTP reported that laboratory studies that showed effects in animals exposed to low ... Flaws said. "I think there's a need for more studies where people look in adult humans to see if BPA ...

Chemicals in common consumer products may play a role in pre-term births

... phthalates or their breakdown products, but past studies show that several phthalates cause reproductive ... toxicity in animals. A couple of human studies have reported associations between phthalates and ... is a stepping stone to larger and more detailed studies examining the role of phthalates and premature ...

Complications early in pregnancy or in previous pregnancies adversely affect existing or subsequent pregnancies

... from the UK, Denmark and Spain had reviewed 75 studies carried out between 1980-2008 that looked at the ... one, small, retrospective study. More and larger studies are needed to confirm this finding." If ... to confirm our findings. In particular, larger studies concerning the risk of adverse late pregnancy ...

NYU Langone Medical Center awarded NIH grants totaling $1,560,000

... in grant support for their first year of studies focused on microbiome and psoriasis and on ... the National Institutes of Health (NIH). The studies being conducted at NYU Langone Medical Center are ... to lead this frontier of medical research. The studies they are conducting transform the ways we ...

American Chemical Society's Weekly Presspac -- June 17, 2009

... stems from one of the first scientific studies showing that this approach is effective in ... ventilation may cut emissions, but few scientific studies have tested this claim. Millions of homes in ... low-efficiency stoves for cooking and heating. studies indicate that emissions from incomplete coal ...

Green tea may affect prostate cancer progression

... drink in the world, and some epidemiological studies have shown health benefits with green tea, ... efficacy of green tea consumption and few studies have evaluated the change in biomarkers, which ... intraepithelial neoplasia (HGPIN). "These studies are just the beginning and a lot of work remains ...

Improved method developed to test carcinogen risk

... erred on the side of conservatism. Such studies have been "severely limited by inadequate ... that evaluation, which are almost always based on studies done at very high doses with laboratory rodents, ... cancer. OSU has pioneered the use of trout for studies of this type for 40 years, and it may now be time ...

IUPUI study finds living near fast food outlet not a weighty problem for kids

... 1.00 mile from a child's residence. Earlier studies typically have looked at one moment in time, the ... not a decade-long expanse of data. "Previous studies did not benefit from the wide range of ... and crime statistics over time. And other studies have not taken into account, as we did, families ...

'Shortcuts' of the mind lead to miscalculations of weight and caloric intake, says Penn study

... that contribute to obesity conducted several studies with college-age participants in which the ... dominate multidimensional judgments. In these studies specifically, participants estimated body weight ... is quite limited. What ties these studies together is that missing information was ...

Scientific evidence of health problems from past contamination of drinking water at Camp Lejeune is limited and unlikely to be resolved with further study

... for former residents. To supplement the few studies that have been performed and to help inform ... or work. In addition to reviewing the studies focusing specifically on Camp Lejeune, the ... epidemiologic and toxicologic. Epidemiologic studies examine whether a group of people with more ...

Dual role in breast tissue for a protein involved in leukemia

... human breast cancers, so the investigators set up studies to test if the function of Stat5a was the same or ... it comes to its role in breast tissue. Previous studies had shown that mice born without the gene produce ... termed a hyperplastic alveolar nodule. "Our studies in in vivo mouse models illustrate a dual role ...

Fatty foods -- not empty stomach -- fire up hunger hormone

... immediately extrapolated to humans, recent human studies at the University of Virginia measured ... active and inactive ghrelin concentrations. Those studies showed that during fasting, active ghrelin levels ... as previously described. Tschp says these human studies support the new model for ghrelin. "Our ...

NIH funds work at WPI on regenerating heart tissue and preventing urinary tract infections

... receive $218,000 over two years to continue her studies of how cranberry juice prevents urinary tract ... WPI's associate provost for research and graduate studies ad interim, said "receiving NIH funding, after a ... the heart from contracting to pump blood. Recent studies by Gaudette and others have shown that when hMSCs ...

Yale study: Most polluted ecosystems recoverable

... according to an analysis of 240 independent studies by researchers at the Yale School of Forestry & ... at the Yale School of Forestry & Environmental studies and co-author of the meta-analysis with Yale ... analyzed data derived from peer-reviewed studies conducted over the past century that examined the ...

Scientists find formula to uncover our planet's past and help predict its future

... studies of climate evolution and the ecology of ... Similarly they will be able to tackle ecological studies that are currently incomplete or distorted. Why ... of reconstructing missing or lost information in studies of dynamical systems such as the Earth's climate ...

Is vitamin D deficiency linked to Alzheimer's disease and vascular dementia?

... dementia. Based on an increasing number of studies linking these risk factors with Vitamin D ... incidence of dementia. In 2008, a number of studies reported that those with higher serum 25(OH)D ... death from cardiovascular diseases. Several studies have correlated tooth loss with development of ...

Identification of genetic variants affecting age at menopause could help improve fertility treatment

... The data analysed were taken from 9 different studies undertaken in The Netherlands (the Rotterdam ... variation are unknown, but there is evidence from studies of twins that this could be due to inheritable ... group of loci we intend to perform functional studies to study the exact biology and effect of this ...

Study finds genetic links to age of first menstrual period and menopause

... menopause. The paper, "Genome-wide association studies identify loci associated with age at menarche and ... and cardiovascular disease. Previous studies have suggested both menarche and menopause may be ... combined power of the two cohorts for association studies directed at other clinical characteristics." ...

Researchers gain genome-wide insights into patterns of the world's human population structures

... of Human Polymorphisms Most previous genomic studies of this nature have focused on broad-scale ... populations, the UW researchers noted. These studies concluded that 85 to 95 percent of human genetic ... at fine-scale population structure. Usually these studies focus on only the two or three top- ranking axes ...

Illinois Soil Nitrogen Test measures microbial nitrogen

... soil with strong alkali in a Mason jar. Several studies have provided evidence that the ISNT is ... 26 Illinois agricultural soils, and incubation studies to determine incorporation of labeled nitrogen ... sugars and 43% of amide-nitrogen. The incubation studies showed that labeling was more rapid for nitrogen ...

Skin color clue to nicotine dependence

... Penn State researcher cautions that additional studies with larger samples of smokers with varying ... and nicotine addiction. "We also think that studies conducted at different times of the year and in ... of exercise, diet, body fat and stress. Future studies will have to control for these factors as ...

New and improved tomato analyzer

... Society for Horticultural Science . Morphology studies the form and structure of organisms. Software ... on the boundary of the fruit. Morphometrics studies the quantitative analysis of the shape and size ... and evolutionary analyses, as well as genetic studies of animals and insects. Morphometric analysis is ...

Princeton geoscientist offers new evidence that meteorite did not wipe out dinosaurs

... geoscientist who has stirred controversy with her studies challenging a popular theory that an asteroid ... asserting her position. Gerta Keller, whose studies of rock formations at many sites in the United ... however, confirms what she has found in earlier studies -- that the sandstone complex that overlays the ...

New early detection studies of lung cancer in non-smokers launched today

... in people who have never smoked. The research studies are designed to create a better understanding of ... Baltimore, Md.) Genome analysis: Genomic studies of Lung Cancer Arising in Current, and Never ... Smokers (PI: Gazdar) Genome analysis: Genomic studies of Lung Cancer Cell Lines from Lung Cancers ...

Late motherhood boosts family lifespan

... Ken R. Smith, a professor of family and consumer studies at the University of Utah. "If you have a female ... age 40. That confirmed earlier studies. But those studies did not determine if the women gave birth later ... fertile" sisters. That indicates what earlier studies did not, namely, the same genes may influence the ...