Tag: "influence" at biology news
Fine particulate matter from traffic may influence birth weight
...from the cohort study LISA were used, in which the influence
of living conditions and behaviours on the develop...tionnaire, the study authors could disentangle the influence
of air pollutants from that of other factors known to influence
birth weight. In particular, materna...
Omega-3 fatty acids protect eyes against retinopathy, study finds
...the effort to identify modifiable factors that may influence
inflammatory processes implicated in the developme...ctive processes, we hope to translate this work to influence
the outcome in patients. Our study results suggest that increasing omega-3 fatty acid intake in prem...
UGR researchers design an alternative to blood test to detect drugs in the body
...technique, doctors can say if someone is under the influence
of a drug (through blood), if they have taken it within the last week (through urine) or if they usually take it (through the bile test). However, a research group of the department of Legal Medicine and Psychiatry of the University of Granada ( Un...
New amfAR research grants to optimize HIV treatment
...standing of the social and biological factors that influence
the treatment of HIV/AIDS, Dr. Rowena Johnston, am...how often homeless youth are tested, which factors influence
their decision to be tested, and how HIV test counseling and access to medical care might change tes...
Pregnancy nausea/vomiting may indicate lower risk of breast cancer
...ators of underlying biological conditions that may influence
a womans lifetime risk for breast cancer. By recognizing that pregnancy-associated medical outcomes may provide easily accessible signals about core changes in the female physiology, future studies should continue to investigate and dissect the in...
Antarctic icebergs -- Hotspots of ocean life
... a distance of some five miles, where the icebergs influence
was no longer detectable. Phytoplankton around the icebergs was enriched with large diatom cells, known for their role in productive systems such as upwelling areas of the west coast of the U.S. or ice-edge communities in polar oceans. As diatoms ...
JCI table of contents: June 21, 2007
...y acids reduces cancer incidence. To determine the influence
of fatty acids on prostate cancer risk in animals with a defined genetic predisposition to cancer, Yong Chen and colleagues studied Pten-knockout mice (which are predisposed to develop prostate tumors) and the effects on these mice of diets with defi...
Surprising origin of cell's internal highways
... hypothesizes that this subset of microtubules may influence
cell motility by facilitating the transport of pro...les, although it's not quite clear how these drugs influence
cancer cells differently than normal cells," said Kaverina. "Both microtubule regulation of prolifer...
Children of smokers have more than 5 times higher levels of a nicotine toxin
...may be a reflection of the other key factors which influence
exposure to passive smoking, such as poorer ventilation or a greater tendency for parents to smoke indoors in winter. Sleeping with a parent is a know risk factor for cot death and the authors suggest that one reason for this could be inhalation o...
Dietary calcium is better than supplements at protecting bone health
...contain active estrogenic compounds, and these can influence
bone density and the amount of estrogenic metabolites in the urine." Calcium supplements differ in how well their calcium can be absorbed, and this also could play a role in the study's findings, according to its authors. For example, calcium carbo...
Fever after smallpox vaccination tied to individual genetic variations
...d to fever following smallpox vaccination may also influence
fever risk after other live-virus vaccines, including the one for measles, mumps and rubella. This so-called MMR vaccine is routinely administered to small children, and fever is a bothersome and common side effect. Eventually, the authors say, it ...
Endosome-mediated signaling in plants
...nts, as well as in animals. "These findings will influence
our thinking of the evolutionary origins of endosomes and hopefully help us to understand why cells use them as signaling compartments," noted lead author of the paper, Dr. Niko Geldner. Endosomes were once thought to function solely in the inactiv...
Ancient Etruscans were immigrants from Anatolia, or what is now Turkey
...ken from an area bordering the area where Etruscan influence
has been preserved. The scientists compared DNA samples taken from healthy males living in Tuscany, Northern Italy, the Southern Balkans, the island of Lemnos in Greece, and the Italian islands of Sicily and Sardinia. The Tuscan samples were tak...
Recycling is not enough -- we need to consume less
... involves using commercial marketing techniques to influence
their behaviour for the benefit of society as a whole. Ken Peattie explains that social marketing can be successful because it focuses on the target audiences point of view, taking account of any emotional or physical barriers that may prevent peo...
High cholesterol diets modify gene expression in atherosclerosis
...ammed cell death) and, therefore, that diet has an influence
on gene expression. Through other studies, these experts discovered that, whilst cholesterol causes changes in gene expression, fish oil reverts such changes. In this case, scientists fed the animals with a high cholesterol diet for ten days, then ...
Study shows lizard moms dress their children for success
...ill wear for the rest of their lives. The mother's influence
gives her progeny the patterns most likely to ensu...ay of different hormones. That revealed a striking influence
of estradiol on back patterns. She also tested eggs from lizards captured in the wild and found a wi...
2007 Image of the Year: Molecular imaging relates human brain chemistry to aggressive behavior
...rated on how someones genetic and brain makeup can influence
aggressive personality in healthy non-violent volunteers. Our major finding is that having more of the brain MAO A enzymatic activity is related to reporting less aggressive behavior in a personality questionnaire said Alia-Klein. She explained t...
Talcum powder stunts growth of lung tumors
...e. This work will undoubtedly have a significant influence
on future clinical trials dealing with the treatment of pleural malignancies, including lung cancer, mesothelioma and metastatic adenocarcinoma involving the pleural surfaces, Aelony said....
Genetic 'fellow traveler' discovered in Alzheimer's
...fied the gene, called GAB2, as one that appears to influence
the risk of Alzheimers in people with a version of a gene called APOE, which is the best established genetic risk factor for LOAD. LOAD is expected to become an overwhelming medical problem in the next few decades as the population ages, since it a...
Envisat captures first image of Sargassum from space
...ed into the atmosphere, the oceans have a profound influence
on climate, making them major areas of interest for climate modellers. The discovery was made using the MERIS maximum chlorophyll index (MCI) which provides an assessment of the amount of chlorophyll in vegetation to produce detailed images of ch...
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