Tag: "fold" at medical news
New Research In Battling Alzheimer's Impact On Memory
...he formation of extended chain-likestructures that fold
back on themselves to form the toxic structure. Paper MEDI 211 will be presented by Michael G. Zagorski from 2:55 to 3:35 p.m.,Thurs., April 2, in the Convention Center Ballroom A IV, Level 3. 'MOPPING IT ALL UP': A PLAQUE-ATTACK ON ALZHEIMER'S DIS...
UB Oral Biologists Find Link Between Gum Disease And Passive Exposure To Tobacco Smoke
...f severe gingival gum bleeding increased 11/2-21/2 fold
in persons exposed tohousehold smoke. Passive smoking also was a risk factor for tooth loss, resultsshowed. Grossi said longitudinal studies are needed to determine therelationship over time between passive-smoking exposure and periodontal disease....
Genetics likely to be a major factor in osteoarthritis of the hip
... Click here for PDF document Siblings have a five fold
increased risk of developing osteoarthritis of the hip compared with unrelated individuals, which suggests a strong genetic influence on susceptibility to the disease, according to research from Nottingham in this week's BMJ. Peter Lanyon and collea...
Hand size counts in safe handgun use
... the index finger and causes the adjacent flesh to fold
and further decrease the effective length of the finger. Because of these bends and folds, and the distance from the edge of the trigger to the centerline, an additional factor must be added to the distance between the thumb crotch and the first in...
Science, engineering and technology news tips -- August 2001
... when a common protein in the brain, PrP, does not fold
properly. Somehow, this faulty protein makes other PrP proteins fold
in the same way. The misfolded proteins build up and stick together, forming mats and tangles in the...
Trunk fat causes heavy load for boys
... being 2 mmHg higher on average. Trunk fat by skin fold
and DXA measurement was positively associated with systolic and diastolic pressure. However, when we looked at the gender groups separately, we found the relationship was limited to boys and this difference was not influenced by race, says Gallagher...
Emory researchers study low testosterone and Parkinson's disease in men
... testosterone deficiency was found to increase 2.8 fold
per decade. These numbers at least parallel those seen in the general male geriatric population. Dr. Okun comments, "More controlled studies are needed to verify the proportion of male PD patients found to have low testosterone." Further studies w...
Sleepy drivers are eight times more likely to crash
...less of sleep in the previous 24 hours, and a five fold
risk for driving between 2am and 5am. Reducing these three behaviours may reduce injuries or death by up to 19%, say the authors. It also provides some simple messages with regard to specific driver behaviours in place of general advice against drivi...
Menopause dashes sex life
...es to record hormone levels, bone density and skin fold
thickness," says the project's Chief Investigator, Professor Lorraine Dennerstein. "The study is also one of the few to have a validated sexuality questionnaire. This allows us to measure changes in women's sexual function and associate it with chan...
Vaccination delays onset of prion brain disease in mice
...nd a handful of other conditions, certain proteins fold
into abnormal forms, or conformations, in the brain. These misfolded proteins tend to aggregate in toxic, cell-killing clumps. Last year, Drs. Sigurdsson, Wisniewski, and Frangione, and colleagues reported that they had devised a vaccine modele...
Vaccines prevent cancers of the liver and cervix
...ncer. Women infected with the virus HPV have a 100 fold
greater risk of developing cervical cancer than uninfected women. HPV are also important causes of anal, vulva and penis cancers, and a small number of oropharynx and skin cancers. With vaccines against HBV and HPV up to 15% of the global cancer i...
Physical activity may improve survival and quality of life
... the patients did not change weight, but that skin fold
thickness was reduced, indicating a loss of fat. Survival As for the survival rate, very few studies have been made, but extrapolations of data from other studies support the hypothesis that breast cancer patients may survive longer if they are phy...
New P.E. study demonstrates vigorous exercise can lower adolescents body fat, blood pressure
...month period studied, McMurray said. However, skin fold
tests of the control group children showed they pu... of vigorous exercise and good eating habits. Skin fold
and blood pressure measurements for children in the exercise-only groups fell between the two extrem...
Chlorine dioxide gas kills dangerous biological contaminants
...ive enough to reduce organisms by at least 100,000 fold
for Listeria, E. coli O157:H7, and Salmonella. In this study, Linton and his team achieved this level of Listeria elimination on the apple skin. Even on the stem cavity and calyx, the gas reduced the pathogen to a far greater extent than currently po...
Chemists create synthetic cytochromes
...s the structure of the cyclic peptide by making it fold
into a perfect helix." The synergism of these effects helps explain the important role that heme plays in making heme proteins so very stable. The heme holds the protein structure together at the same time that the protein holds onto the heme. Such ...
A quick-change artist: Tiny protein folds faster than any other
...the amino acids they are composed of spontaneously fold
into place. The process has become a hot topic in ...our UF authors. "The fact that some proteins can fold
incredibly fast is really a remarkable thing," he said. "What is it that's special about these molec...
Bonds strengthened on mechanically linked molecules
...st molecules, can either encircle (think donut) or fold
around (think taco) a guest molecule. To make the ...ies. Using the same host crown ether that likes to fold
with a different guest, we use water as a clasp. Thus we bring the edges together through hydrogen b...
UCSF-led team discovers possible cancer 'susceptibility' gene
...east cancer, says Balmain, there can be a 40 to 50 fold
increase in susceptibility in a woman because of the particular combination of low penetrance genes she inherited from her parents. Ultimately, he says, "If scientists could identify the network through which the Aurora2 variant works, clinicians pot...
Computer design yields better, more efficient therapeutic for preventing tissue damage
...lso validates the stability and specificity of the fold
for these selected sequences." "It would have tak...gs have since been designed, some of which are 200 fold
more active that the original Compstatin, according to Lambris. These new Compstatin analogs will be...
Men at greater risk of developing prostate cancer when a brother has the disease
... the disease, but the meta-analysis revealed a 2.9 fold
increased risk when the affected relative was a brother. The risk increased 1.8 fold
when the affected relative was a second-degree family member (a grandfather or uncle), and 2.1 fold