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PURPOSE: We aimed to assess the etiological role of apoptotic genes Bcl-2 and Bax in the background of major obstetric and gynaecological diseases. METHODS: Placental tissue samples were collected from 101 pregnancies with intrauterine growth restriction and 104 pregnancies with premature birth with 140 controll samples from term, eutrophic newborns. In addition, gene expression assessment of the genes Bax and Bcl-2 was performed in 101 uterine leiomyoma tissue samples at our disposal with 110 control cases. Gene expression levels were assessed by PCR method. RESULTS: The expression of the Bcl-2 gene was decreased in placental samples with intrauterine growth restriction. Significant overexpression of the proapoptotic Bax gene was detected in samples from premature infants. Antiapoptotic Bcl-2 gene expression was found to be significantly increased in fibroid tissues. CONCLUSION: Apoptosis plays a crucial role in the development of the most common OB/GYN conditions. Decrease in the placental expression of the antiapoptotic gene Bcl-2 may upset the balance of programmed cell death.

Original publication




Journal article


Physiol Int

Publication Date





106 - 119


B cell lymphoma 2, BH, BMI, Bax, Bcl-2, Bcl-2 homologue, IUGR, apoptosis, body mass index, gene expression, intrauterine growth restriction, placenta, premature birth, uterine leiomyoma, Apoptosis, Body Mass Index, Correlation of Data, Female, Fetal Growth Retardation, Gene Expression Profiling, Humans, Infant, Newborn, Leiomyoma, Placenta, Pregnancy, Premature Birth, Proto-Oncogene Proteins c-bcl-2, bcl-2-Associated X Protein