Tag: "association" at biology news

UT Southwestern researchers define regions of human genes highly prone to mutation

... amount of all gene point mutations. Developing an association between phenotype (the outward, physical manifesta... contribute to the design and execution of genetic association studies. This will become an important component of the solution to the currently intractable proble...

Lose it or lose it

CHICAGO There was a striking association in women between being overweight at 70 and develo...llow everyone enrolled in the study. There was no association in women between overweight and obesity at 70 and 75 and the development of AD at ages 70-79. This m...

'Unzipping' double helix to study protein-DNA interaction

...he locations of bound proteins and the equilibrium association constants. Those analyses are the "spectroscopy" part of the process, Wang explains. Different proteins yield to different characteristic forces and the researchers are filling out a dynamic-force spectrum as they learn which is which. Better yet,...

Ancestry mix may be one key to obesity

...ical methods. The results showed that there is an association between body mass index -- a measure of obesity --... One analytical approach suggests there is also an association between fat mass and fat-free mass and West African ancestry, while the association with bone minera...

Pre-diabetic adults at increased risk of colon cancer

...st, adults with outright diabetes had little or no association with risk of cancer death," says senior study author Frederick L. Brancati, M.D., associate professor of medicine and epidemiology at Johns Hopkins. The exact mechanism underlying the apparent increased risk is not clear, Brancati says, although prev...

Researchers identify clotting protein which causes hepatitis B

...patients expressed fgl2 protein in their livers in association with fibrin clots resulting in liver cell death. Patients with mild chronic hepatitis B: These patients had no evidence of fgl2 expression or clotting within their livers. Mice with the gene producing clotting protein: These mice experienced blood ...

Human genes can predict AIDS progression rate

... other subtle biological factors contribute to the association between HLA types and HIV progression. Therefore, Korber says, independent studies on other infected populations will be important to verify or refute the results of this study....

JCI table of contents, July 1 2003

...in obese hypertensive patients, suggesting a close association between energy balance and blood pressure. The mechanisms underlying hypertension in obesity, however, have not been fully elucidated. Researchers at Harvard Medical School, and the Universities of Edinburgh and Dundee, Scotland have revealed a poten...

Mouse model of schizophrenia could speed identification of new antipsychotic drugs

...search of calcineurin-related genes to look for an association with schizophrenia. "It is known that schizophrenia is a complex multigene disease, and that these genes are scattered in different regions, or loci, on the genome," said Tonegawa. "And quite remarkably, many genes in the calcineurin pathway map to t...

Cigarette smoke linked to low folate levels

...eases, and Mannino and colleagues suggest that the association between folate and smoke exposure might help explain the increased risk of these diseases among active smokers. "The finding provides biological support for recent studies linking tobacco smoke exposure to heart disease and breast cancer and provides...

Pox to pimples; study says acne-like outbreak not vaccinia

... and legs and we became more attuned to a possible association with the vaccine," Talbot said. "The second light bulb to go off was in a news story in which one volunteer noted new "acne" on his back after vaccination. He said he 'felt like a teen-ager again'." That's all the evidence Talbot needed to start his...

Radiology's role in gene therapy: Image and deliver

... and are functioning at that site." The RSNA is an association of more than 33,000 radiologists, radiation oncologists and related scientists committed to promoting excellence through education and by fostering research, with the ultimate goal of improving patient care. The Society's headquarters are located at...

Scientists find protein that controls prostate cancer's spread

...er kinases were blocked. This documentation of an association between RKIP expression and a signaling pathway, leading to metastasis, is the first of its kind, Keller explains. And, the results suggest that inhibiting the pathway involving MEK and its related molecule ERK could prevent metastasis. As they were ...

Age, race and gender influence kids and teens beverage choices

...that our study showed no statistically significant association between age- and gender-specific BMI and regular c...ed soft drink consumption, but there is a positive association between BMI and diet carbonated soft drinks. In other words, there was no relationship between obes...

Vehicle traffic associated with increased carcinogen levels

...ool of Public Health have identified a significant association between vehicle traffic and curbside concentrations of carcinogens benzene, 1,3-butadiene and particle-bound polycyclic aromatic hydrocarbons (PAH). The findings may be especially relevant for urban communities where people live in close proximity to...

European Society of Human Reproduction & Embryology annual meeting

...f success with assisted reproduction? What is the association between having a first-born boy and subsequent miscarriages? ICSI and the transmission of infertility down the generations Endometriosis and cancer risk Normal mice born from transplanted wombs Surrogates what do they feel, do they suffer and do...

Older pilots OK to fly, study shows

... between older and younger pilots. The lack of an association between pilot age and crash risk may reflect a strong healthy worker effect' from the rigorous medical standards and periodic physical examinations required for professional pilots." Among the pilots studied by Li and colleagues, 99 percent were ...

Pro-vitamin supplement may increase cancer risk in smokers and drinkers

... trial, which enrolled mostly nonsmokers, found no association between beta-carotene supplementation and risk of ... so there is a potential for measurement error and association with other unknown lifestyle factors. Nonetheless, Baron and his co-authors conclude that, "Supplem...

AF&PA to announce EPA partnership and roll out 55% paper recovery goal

...ee More Information: AF&PA is the national trade association of the forest, paper and wood products industry. AF&PA represents more than 200 companies and related associations that engage in or represent the manufacture of pulp, paper, paperboard and wood products. The forest products industry accounts for a...

Two genes found to influence anorexia nervosa

.... The authors used a process called candidate gene association analysis to identify two genes from a region on th... individuals, they found statistically significant association of sequence polymorphisms at these two genes to anorexia nervosa, with increasing risk to individual...

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