[Maternal serum Th1 and Th2 cytokines in preterm and term delivery].

Unlabelled: The immune system is responsible for the development of a typical pregnancy, including the induction of labor.

Objectives: The aim of our study was to determine the concentration of maternal serum Th1 and Th2 cytokines, which have opposite biological effects, in preterm and term labor.

Material And Methods: 88 patients were divided into four groups: normal pregnancy (n = 20), threatened preterm labor (n = 22), preterm delivery (n = 24) and term delivery (n = 22).

[Nitric oxide in preterm labor].

Synthesis of nitric oxide proceeds in the human myometrium. Decrease of its concentrations can play an essential part in the initiation of uterine contractions in term. Authors suppose, that inhibition of the synthesis of nitric oxide plays a role in premature labour.

[Growth factors in pregnancy complications with preeclampsia].

The aim of the study was to determine the concentrations of TGF-beta, PDGF and VEGF growth factors in peripheral blood. The examinations were carried out in the group of pregnant women with preeclampsia. The results were compared to those obtained in a control group of healthy pregnant women.

[Maternal plasma and amniotic fluid interleukin-6 and tumor necrosis factor-alpha levels in imminent preterm labor].

Design: Our purpose was to investigate the maternal plasma and amniotic fluid interleukin-6 and tumor necrosis factor-alpha levels in women with imminent preterm labour.

Material And Methods: The present study was designed to evaluate IL-6 and TNF-alpha levels in 93 pregnant women with threatened preterm labour and 40 women with normal pregnancy. Maternal blood samples were collected by routine forearm venipuncture at admission during routine laboratory tests.

[Risk of osteoporosis occurrence and body mass index BMI in the population of women of the Northeastern region of Poland].

In group 775 of women from region of north-eastern Poland, in period before and after menopause we estimated mass of body on the ground values of coefficient BMI. Values of coefficient between 18.5 and 24.