Basant Joshi

Estimation of level of serum cotinine: A simple, rapid and sensitive biomarker in cigarette smokers

Background: Cigarette smoking remains the leading preventable cause of morbidity and mortality worldwide. Cotinine, a metabolite of nicotine, serves as a reliable biomarker of tobacco exposure due to its longer half-life (18–20 h) compared to nicotine (2–3 h). Aims and Objective:...