OBJECTIVE To evaluate tobacco control in Massachusetts through examining trends in youth tobacco use from 1996 to 1999. DESIGN Data are from the 1996 and 1999 Massachusetts Prevalence Study survey of public school students in the state. PARTICIPANTS Participants consisted of 6800 (1996) and 6980 (1999) students in Massachusetts public school grades 6-12 (approximate ages 11-18 years). MAI...

Adolescents are the most vulnerable population to initiate tobacco use. It is now well established that most of the adult users of tobacco start tobacco use in childhood or adolescence. There has been a perceptible fall in smoking in the developed countries after realization of harmful effects of tobacco. The tobacco companies are now aggressively targeting their advertising strategies in the d...

Gunshot residue (GSR) is an important type of forensic trace evidence produced when a firearm discharged. Currently, inorganic GSR particles are used for establishing the fact shooting. The organic gunshot (OGSR) has been recently shown to have great potential providing additional information vital crime scene investigation. Smokeless powder precursor OGSR and one its chemical components. In th...

Objective To determine the prevalence of, and factors associated with, tobacco use among 16-19 year old students from rural Sri Lanka. Basic research design A cross-sectional study where the data were collected by means of a pre-tested self-administered questionnaire. Participants 390, 16-19 year old students selected from 9 schools in Ampara education zone. Results Nearly 22% of the samp...

Many clinicians and researchers hypothesize that tobacco use disorders, regardless of the route of administration, are maintained by the ability of nicotine to regulate positive and negative mood states. The present study (N=137) examined whether certain mood states predicted dependence on either cigarettes or smokeless tobacco and whether specific personality characteristics (e.g., extraversio...

We identified and quantified a variety of mineral elements in 18 tobacco samples purchased from a Tunisian market. In total, 25 mineral elements have been measured in cigarettes, water pipe tobacco, and smokeless tobacco using inductively coupled plasma-optical emission spectroscopy following microwave-assisted digestion. Statistical analyses were performed using SPSSTM, version 18.0. The lowes...

It should not be assumed that smokeless tobacco manufacturers share our public health goals

Broadstock, M. Systematic review of the health effects of modified smokeless tobacco products.

Appreciation of the importance of the microbiome is increasing, as sequencing technology has made it possible to ascertain the microbial content of a variety of samples. Studies that sequence the 16S rRNA gene, ubiquitous in and nearly exclusive to bacteria, have proliferated in the medical literature. After sequences are binned into operational taxonomic units (OTUs) or species, data from thes...