Tag: "smokers" at biology news
Nicotine rush hinges on sugar in neurons
... the cell know to send the signal that announces a smokers
high" As with other questions involving good sensations, the answer appears to be sugar. A University of Southern California study appearing with a commentary in Nature Neuroscience online proposes a role for sugar as the hinge that opens a gate...
Other highlights from the June 6 JNCI
...he association was stronger among former and never smokers
than current smokers, although the difference was not statistically significant. Nonaspirin NSAID use was not associated with decreased risk. Aspirin use could potentially prevent approximately 4.7% of the cancer incidence burden, 3.5% of the can...
Study confirms the risk of exposure to secondhand tobacco smoke outdoors
... our findings, a child in close proximity to adult smokers
at a backyard party also could receive substantial..., open-air cafes, sidewalks and outdoor pubs where smokers
were present." Each instrument was calibrated to measure an airborne pollutant known as particulat...
Penn leads $4 million grant to study gene-environment interactions in lung cancer
...k of lung cancer in African American and Caucasian smokers
and non-smokers. The funds were awarded from Pennsylvanias share of the national tobacco settlement for 2006-2007. The award, which was announced by Governor Rendell last month, will fund the establishment of a Center for Gene-Environment Interact...
Genes found for successful smoking cessation
...e scanned the entire genetic makeup, or genome, of smokers
and found that variants in 221 genes distinguished smokers
who were successful in quitting from those who were not. "The long-term hope is that identifying t...
NIDA study identifies genes that might help some people abstain from smoking
...e of this information to match treatments with the smokers
most likely to benefit from them....
Volcanic plumbing dictates development of deep-sea hydrothermal vents
...ne is vital to fuel hydrothermal vents, or the hot smokers
where microorganisms such as the Archaea thrive. These new findings indicate that the volcanic-plumbing system better explains why one volcano hosts hot smokers, while another does not, Toomey said. We've had the data since 1997 and the germ of our...
New study suggests special cocoa may lead to sustained improvement in blood vessel function
...rchers in Germany fed the cocoa to a group of male smokers
a population known to have impaired blood vessel function. In the first part of the study, participants drank specially made cocoa beverages that contained different flavanol levels ranging from 28 to 918 milligrams. At each level, the optimal ef...
Smoking produces changes in human brain like those in animals using illicit drugs
...es were taken from each of three groups: long-term smokers
until the time of death, previous long-term smoker...ngly suggests that the similar changes observed in smokers
and former smokers
contributed to their addiction," he adds. Hope points out that although previou...
Studies identify DNA regions linked to nicotine dependence
...is a U.S.-based sample that includes both addicted smokers
and "social" smokers
from St. Louis, Minneapolis and Detroit. The other is an Australian study of smokers
of European anc...
'Good vibrations' from deep-sea smokers may keep fish out of hot water
... indicated. The long-held assumption that black smokers
are silent is wrong, according to recently publish...to wonder: Could the sound and vibrations of black smokers
be the reason fish in total darkness avoid being poached by waters as hot as 750 F? And might simila...
Nicotine: The link between cigarette smoking and kidney disease progression?
...n. One concentration found in the plasma of active smokers
found that nicotine-induced MC proliferation was 1,328 for controls vs. 2,761 for nicotine. Nicotine increases fibronectin production: To determine whether transcriptional mechanisms were involved, the researchers measured the gene expression of...
Some brain-damaged patients quit smoking with ease, researchers report in Science
... new results may offer leads for therapies to help smokers
kick the habit or for monitoring smokers' progress...sibility of insula-targeting drugs that might help smokers
quit is still a long way off. More immediately, it may be possible to monitor the success of current...
Smokers quit after damage to brain region
...tine on the nervous system. The study considered smokers
with damage that did not include the insula, but the likelihood of disrupting the smoking addiction was many times greater when the insula was involved....
Simple diagnostic test detects genetic signs of lung cancer in a patient's sputum
...neral cellular damage from smoking. "Most heavy smokers
never develop lung cancer, even though cells in th...stage 1 non-small cell lung cancer, 36 cancer-free smokers
and 28 healthy nonsmokers. Given that sputum contains expectorated airway cells, the researchers ...
Protection against cancer may begin during pregnancy
...factors in addition to smoking may predispose some smokers
to get cancer while others don't. That this process may begin with carcinogens crossing the placental boundary and might be affected by diet is an area that has not been adequately studied, Williams said. In this study, both the exposure to carcino...
Exercise can reduce a smoker's lung cancer risk, but quitting smoking is still most important
... more than 36,000 women, researchers observed that smokers
can reduce their risk of developing lung cancer by... While this may sound like welcome news to female smokers
who dont want to quit, the investigators emphasize that the absolute risk of developing lung cancer ...
Smokers who cut back on cigarettes may negate benefit through 'compensatory smoking'
PHILADELPHIA Heavy smokers
who have reduced their number of daily cigarettes ...archers at the University of Minnesota. Even when smokers
in the two groups smoked as few as five cigarettes a day, heavy smokers
who reduced their cigarette ...
Successful lung cancer surgery not enough to break nicotine dependence in many smokers
...-- A new study has found that close to half of 154 smokers
who had surgery to remove early stage lung cancer ...or nicotine." The investigators found that those smokers
who were the last to give up their cigarettes - some on the same day as their operation - and who sa...
PET imaging shows young smokers quick benefit of quitting
...e early stages of coronary artery disease in young smokers
can be reversed quickly if they choose to put out ... at the early stages of coronary artery disease in smokers
and the recovery time of coronary endothelial dysfunction after giving up cigarettes," indicated Tam...
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