Tag: "smoking" at biology news
For those who smoke young...
...5, 2003 (Bethesda, MD) The dangers of cigarette smoking
are well known, and each day America's young peopl... there may be a dose-response relationship between smoking
and the risk of diabetes. Impaired insulin-stimulated muscle glycogen synthesis is an early defect i...
Protein profile predicts prognosis for lung cancer
...sociated with response to specific therapies, with smoking
exposure, or with preneoplasia and the progression to cancer. "If these data are confirmed using larger numbers of patients, this technology could have significant implications for the clinical management of non-small cell lung cancer."...
OHSU researcher publishes first measurements of 'free-base' nicotine in cigarette smoke
...addictive free-base form. It employed a laboratory smoking
device and a gas chromatograph-mass spectrometer (...d cigarette used only by scientists in tobacco and smoking
research. The researchers made brand-to-brand comparisons, measuring the first three puffs of smoke ...
Not for women only: Osteoporosis in men
...ecommended. Secondary Risk Factors Alcohol (and smoking
to a lesser degree) tends, in higher doses, to dam...the presence of secondary factors such as alcohol, smoking
and male hormone, males tend to have some higher risk when it is associated with some genetic predis...
Inflammation blocks impact of heart healthy diets for some
...s recently been identified -- along with cigarette smoking
and obesity -- as a risk factor for cardiovascular disease. The 100 healthy adults in the study had an average age of 52 and already were participating in the national Dietary Approaches to Stop Hypertension-Sodium (DASH-Sodium) trial. The Hopki...
Two genes may interact to increase risk of lung cancer in smokers
... cancer risk was observed among individuals with a smoking
history and a combination of mutations in both the XPD and CCND1 genes. Those with a smoking
history had an odds ratio of 17.0 compared to non-smokers who had an odds ratio of 6.3. "These find...
Estrogens as antioxidants reducing heart disease in younger postmenopausal women
... be explained by differences in behaviour, such as smoking
or stress levels. As women's risk of heart disease increases after menopause it has been suggested that ovarian hormones such as estrogen play a role in protecting younger women from the disease. The research from Bhavnani's team supports this idea...
New research challenges advice that men should abstain from sex before fertility treatment
...is oxidative DNA damage by, for example, cigarette smoking
or other damaging agents. Or perhaps the sperm from oligozoospermic men is more susceptible to detrimental agents and therefore might benefit from spending only a short time in the reproductive tract."...
Cigarette smoke linked to low folate levels
... The people were also asked about their eating and smoking
habits. Older individuals in study, those ages 50 and older, were less likely to be active smokers or to be exposed to high levels of secondhand smoke. The researchers measured folate in both red blood cells and blood serum to determine each person's...
Monkey's memory cells caught in the act of learning
... without the hippocampus, none had pinpointed such smoking
guns of memory acquisition at the neural level. Wendy Suzuki, Ph.D., New York University (NYU), and colleagues, report their findings in the June 6, 2003 Science . "When hippocampal cells undergo these striking changes in neuronal activity, its lik...
Is run-off wrecking the Great Barrier Reef
...y the population studies that found a link between smoking
and lung cancer, reef scientists have compiled wha...ng an epidemiological technique first used to link smoking
to lung cancer in the 1960s. They have compared the health of the reef at several locations close to...
Doctors miss chances to help pregnant women quit smoking
...ls. "Although physicians frequently identified the smoking
status of pregnant women, they did not often couns...regnant patients. It found that doctors identified smoking
status at 81 percent of the visits but provided counseling to quit only 23 percent of the time. The ...
Breastfeeding may compensate for harmful effects of smoking during pregnancy
...tfeeding may compensate for the harmful effects of smoking
during pregnancy on a child's brain, suggests rese...tch hospital between 1975 and 1978. Details of the smoking
habits of the mothers during pregnancy and the results of maths, spelling, and reading tests taken b...
New study: percentage of babies born with intestinal birth defect growing in U.S., N.C.
...problem include aspirin use, Sudafed use, mothers' smoking
and some dietary changes, but no one really knows exactly what's going on." Laughon, Bose and others, in collaboration with Dr. Andrew Olshan, an epidemiologist with the UNC School of Public Health, and the Centers for Disease and Prevention, are wor...
Pro-vitamin supplement may increase cancer risk in smokers and drinkers
...upplements had different effects, depending on the smoking
and drinking habits of the subjects," Baron said. ...l methods of preventing cancer. The examination of smoking
and drinking on adenomas builds on previous large clinical trials focused on lung cancer. Two of th...
Scientists at UCSB link brain plaques in Alzheimers disease to eye disease
...genic factors, or to common risk factors including smoking
and atherosclerosis." The latest findings were presented at the annual meetings of the Association for Research in Vision and Ophthalmology (ARVO) in Ft. Lauderdale, Fla. on May 8. The comparison between these disease processes was first outlined by ...
Common gene variant increases risk of atherosclerosis
...t modifiable risk factors, including hypertension, smoking
and HDL cholesterol levels, can modulate the risk imposed by KL-VS." How exactly klotho increases the risk of atherosclerosis, or exacerbates the effects of smoking, is still unknown. The klotho gene carries the blueprint for a protein that seems rel...
Prenatal exposure to nicotine increases risk of apnea in brains of newborn rats
...s of nicotine equivalent to those found in a human smoking
two packs of cigarettes per day. The rats were given saline or nicotine from the fifth day of pregnancy through the day of delivery (21 days in a rat). Newborn rat pups aged from one to four days were deeply anesthetized, then the brain stem and spi...
Mother-infant bed sharing is associated with an increase in infant heart rate
...haring increases the SIDS risk related to maternal smoking
and that the expression of that increased risk may be related to deficiencies in arousal which are accompanied by abrupt increases in sympathetic activity. Until other studies are available, it would be premature to conclude that any positive or ne...
Link made between dietary folate, genetic instability and bladder cancer risk
...xposure to DNA damaging agents (of which cigarette smoking
is the most relevant for bladder cancer) and to eat foods containing folates and folic acid, such as fruits, vegetables, and fortified cereal grains, or take a daily supplement of folic acid, to reduce their risk of developing bladder cancer," he add...
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