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Caltech researchers find tiny genetic change keeps nicotine from binding to muscle cells
A tiny genetic mutation is the key to understanding why nicotine--which binds to brain receptors with such addictive potency--is virtually powerless in muscle cells that are studded with the same type of receptor. view more (2009-03-24)
Mailman School of Public Health study shows smoking common during pregnancy
While pregnancy may be considered an effective motivator for smoking cessation, results of a new study by researchers at the Mailman School of Public Health indicate that pregnant U.S. women commonly smoke, placing themselves and their unborn children at risk for health and developmental complications. view more (2007-04-25)
Secondhand smoke a risk for children worldwide
Parents worldwide are doing little to protect their children from exposure to secondhand smoke, according to a study by researchers at the Johns Hopkins Bloomberg School of Public Health. view more (2008-03-06)
Throwing the micro switch: MicroRNA may link smoking risk gene to neurobiology of addiction
During the past several years, significant progress has been made in identifying susceptibility genes for nicotine dependence through genetic linkage and association analyses. view more (2009-04-23)
Nicotine Lessens Symptoms of Depression in Nonsmokers
Nicotine may improve the symptoms of depression in people who do not smoke, Duke University Medical Center scientists have discovered. view more (2006-09-13)
'Lite' low tar cigarettes impair blood flow as much as regular cigarettes
Low tar "lite" cigarettes impair blood flow through the heart as severely as regular cigarettes, reveals a small study published ahead of print in the journal Heart. view more (2007-05-15)
Nicotine addiction slashed in test of new cigarette smoking strategy
Scientists are reporting the first successful strategy to reduce smokers' nicotine dependence while allowing them to continue smoking. The study provides strong support for proposals now being considered in Congress to authorize FDA regulation of cigarette smoking, according to the research team. view more (2007-11-14)
Scripps research study reveals mechanism behind nicotine dependency
The new study reveals that, in rats, chronic nicotine use recruits a major brain stress system, the extrahypothalamic corticotropin releasing factor (CRF) system, which contributes to continued tobacco use by exacerbating anxiety and craving upon withdrawal. The researchers found that administering a compound that blocked the receptors involved in... view more... (2007-10-02)
ADHD appears to increase level of nicotine dependence in smokers
Young people with ADHD are not only at increased risk of starting to smoke cigarettes, they also tend to become more seriously addicted to tobacco and more vulnerable to environmental factors such as having friends or parents who smoke, according to a study from Massachusetts General Hospital reseachers. view more (2008-10-22)
Nicotine in breast milk disrupts infants' sleep patterns
A study from the Monell Chemical Senses Center reports that nicotine in the breast milk of lactating mothers who smoke cigarettes disrupts their infants' sleep patterns. view more (2007-09-04)
Skin color clue to nicotine dependence
Higher concentrations of melanin -- the color pigment in skin and hair -- may be placing darker pigmented smokers at increased susceptibility to nicotine dependence and tobacco-related carcinogens than lighter skinned smokers, according to scientists. view more (2009-05-11)
Nicotine Found to Protect Against Parkinson's-Like Brain Damage
New research suggests that nicotine treatment protects against the same type of brain damage that occurs in Parkinson's disease. view more (2006-08-08)
Smoking increases potential for metastatic pancreatic cancer
Smoking has once again been implicated in the development of advanced cancer. Exposure to nicotine by way of cigarette smoking may increase the likelihood that pancreatic ductal adenocarcinoma will become metastatic. view more (2009-07-28)
Imaging study may help point toward more effective smoking cessation treatments
Results of a new imaging study, supported in part by the National Institute on Drug Abuse (NIDA), National Institutes of Health, show that the nicotine received in just a few puffs of a cigarette can exert a force powerful enough to drive an individual to continue smoking. view more (2006-08-08)
First brain study reveals benefits of exercise on quitting smoking
Research from the University of Exeter reveals for the first time, that changes in brain activity, triggered by physical exercise, may help reduce cigarette cravings. view more (2009-02-10)
How children are affected by passive smoking
Children of smokers have nicotine in their bodies, even if their parents smoke outdoors with the door closed. This is revealed in a study included in a doctoral dissertation by registered nurse and public health researcher AnnaKarin Johansson at Linköping University. Going outdoors to smoke with the doors and windows closed is nevertheless... view more... (2004-02-09)
U of MN study finds health education helps African American light smokers kick the habit
The first clinical trial to focus on light smokers shows that African Americans are motivated to quit more by completing health education than by using nicotine gum. view more (2006-05-31)
Media undermine efforts to tackle nicotine addiction
Inaccurate media reports surrounding the safety of new smoking cessation drugs are undermining the treatment of nicotine addiction, according to an editorial in this week’s BMJ. view more (2002-06-05)
Chemistry & Industry - 15 July Issue
NEWS Nicotine may be answer to growing organs (page 4) Nicotine may prove to be the only thing that can facilitate the growth of an organ intact in the body, according to research by scientists in the US. They have shown that, in very low doses, nicotine can stimulate blood-vessel growth in damaged, blood-starved tissue, as well as recruit and... view more... (2002-07-11)
Nicotine: The link between cigarette smoking and kidney disease progression?
Cigarette smoke (CS) is the most preventable cause of death and chronic disease in the United States. In addition to being a risk factor for atherosclerosis and cancer, recent epidemiologic studies suggest that cigarette smoke promotes the progression of kidney disease. view more (2007-01-30)
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