Regulatory T lymphocytes and transforming growth factor beta in epithelial ovarian tumors-prognostic significance

1 II Department of Surgical Gynaecology, Medical University in Lublin, Jaczewski Street, Lublin, 20-954, Poland

2 Department of Clinical Immunology, Medical University in Lublin, Chod¿ki 4a Street, Lublin, 20-093, Poland

3 Department of Obstetrics and Perinatology, Medical University of Lublin, Jaczewski Street, Lublin, 20-954, Poland

4 Centre for Innovative Research in Medical and Natural Sciences, Medical Faculty of University of Rzeszów, Warzywna Street, Rzeszów, 35-959, Poland

5 Department of Paediatric Endocrinology and Diabetology with Endocrine-Metabolic Laboratory, Chod¿ki 2 Street, Lublin, 20-093, Poland