The toxicities and oxidative stress-inducing actions of (-)-nicotine and smokeless tobacco extract (STE), containing equivalent amounts of nicotine, were studied. Toxicities were determined by colony formation assays using Chinese hamster ovary (CHO) cells. Results indicated that nicotine is less toxic than smokeless tobacco extract that contained the same amount of nicotine. The generation of ...

How can a person get help quitting the use of smokeless tobacco? All of the resources in this general area are geared toward helping smokers stop smoking, but a smokeless tobacco nicotine addict does not have a similar usage ritual as a smoker, but does have a similar, or worse, addiction than a smoker because the nicotine absorption levels are many times greater. Any suggestions as to how a sm...

BACKGROUND Smokeless tobacco use is becoming an increasingly important public health issue in the US and may influence cigarette smoking behavior. Systematic information on transitions between smokeless tobacco and cigarette use in the US is limited. METHODS We conducted a systematic review of published literature on transitions between smokeless tobacco and cigarette use in the US. We search...

To cite: Mallikarjuna R, Gangwal RR, Shanthraj SL, et al. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/bcr-2012008319 DESCRIPTION Tobacco is a risk factor for six of the eight leading causes of deaths in the world and kills up to one-half of its users. Tobacco use can result in a number of oral diseases. Oral cancer, periodontitis 4 compromised wound healing, a red...

Smokeless tobacco causes cancers of the oral cavity, esophagus, and pancreas. CDC analyzed National Health Interview Survey (NHIS) data to estimate the proportion of U.S. working adults who used smokeless tobacco in 2005 and 2010, by industry and occupation. This report describes the results of that analysis, which showed no statistically significant change in the prevalence of smokeless tobacc...

Previously, it has been argued that health information efforts need to inform the public about meaningful differential risks from tobacco/nicotine products. The fact of multiple product use by the same individual further supports this need. When the majority of youth, for example, who use smokeless tobacco are also current tobacco smokers, it makes little sense to mount a smokeless prevention c...

Aim: The purpose of this study was to assess association between smokeless tobacco consumption and prevalence of dental caries in Dakshina Kannada population. Materials and Methods: In this study 172 elderly dentate and consenting individuals (79 females, 93 males) were included. Patients were subjected to clinical examination under natural light with the aid of mouth mirror, No. 23 explorer an...

An institutional study was carried out in 102 patients to investigate the site specific effect of addictions, that is, tobacco smoking and tobacco chewing (smokeless), both independently and synergistically in development of malignancies in upper aerodigestive tract through retrograde questionnaire. The histopathologically proven cases were interviewed regarding different forms of addictions fo...

Smokeless tobacco use is a significant part of the overall world tobacco problem. When the habit is introduced early in life, it increases the chance for permanent addiction and primes adolescents for use of harder drugs, exposing them to higher risk of oral cancer and other adverse effects of tobacco. This baseline study aimed at providing descriptive information on smokeless tobacco knowledge...