[Cotinine in urine of mother and their newborn and in cord serum and placenta as a biomarker of foetal exposure to tobacco smoke].

In Poland, tobacco smoking by women in a procreational age as well as the pregnant women is a common phenomenon. The aim of the conducted research was to assess the usefulness of cotinine markers in different biological materials--mother and newborn's urine, cord blood se. rum, placenta--as a biomarker of tobacco smoking by delivering women, and dependence between these biomarkers and the newborn's health state.

[The level of cotinine in urine and placenta of women smoking or exposure to tobacco smoke during pregnancy].

The aim of the studies was evaluation smoking habit by delivering woman using objective method--determination of cotinine in urine and placenta. In the study participated 93 woman delivering in Gynaecological-Obstetric Clinical Hospital of Medical University at Warsaw. Evaluation of tobacco smoking and exposure to ETS performed on the base of questionnaire and level of cotinine in urine.