Publications by authors named "Tatjana Bozanovic"

Objective: The present study purposed to determine characteristics of ovarian carcinoma and to analyze predictors of survival in patients with ovarian carcinoma.

Method: A retrospective cohort study was conducted including the patients with diagnosed ovarian carcinoma treated at the Clinic for Operative Oncology, Oncology Institute of Vojvodina in the period from January 2012 to December 2016. Seventy-two women with ovarian carcinoma were included in the analysis.

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Programmed Cell Death-1 (PCD-1) is a key immune checkpoint receptor, which mainly expresses on activated T, B, Dendritic (DC), Natural Killer (NK), and Treg cells. On the surface of activated T-cells, PCD-1 expression is upregulated after the recognition of peripherals antigens by T cells; subsequently, the elevated binding of PD-1 to Programmed Death Ligand-1 (PD-L1) and Programmed Death Ligand-2 (PD-L2) becomes a key step for downstream inhibitory signaling. Although the role of PD-L1 has been evaluated more thoroughly by clinical research, and PD-L1 has also been used more widely in the clinical setting, PD-L2 also plays an important role in the negative regulation of T-cells, one of the necessary conditions that lead to immune tolerance.

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Although the maternal mortality rate has decreased and significant improvements have been made in maternal care, maternal death remains one of the substantial problems of our society. The leading causes of maternal death are postpartum hemorrhage, the most important cause of death in developing countries, and preeclampsia and venous thromboembolism, which are more prevalent in developed countries. To treat these conditions, a variety of therapeutic approaches, including pharmacologic agents and surgical techniques, have been adopted.

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Background: Premature ovarian failure (POF) can be found in 1% of women at the age of 35-40, mostly due to unknown causes. PI3K-Akt signaling is associated with both ovarian function and growth of primordial follicles. In this study, we examined the effects of autologous ovarian activation with stem cells and autologous growth factors on reproductive and endocrine function in patients with ovarian impairment.

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Background: Targeting DNA repair and immune checkpoint pathways has been the focus of multiple clinical trials. In this study, we explore the association between DNA repair proteins, immune response markers, and clinical outcome in women with EOC.

Methods: Immunohistochemical analysis of TMA with 181 EOC samples was used to determine expression levels for DNA repair proteins (PARP, PTEN, p53, H2Ax, FANCD2, and ATM) and immune-markers (CD4, CD8, CD68, PD-L2, PD-L1, and FOXP3).

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Objective: Despite the considerable disease burden of ovarian cancer, there were no cost studies in Central and Eastern Europe. This study aimed to describe treatment patterns, health care utilization, and costs associated with treating ovarian cancer in Hungary, Poland, Serbia, and Slovakia.

Method: Overall clinical practice for management of epithelial ovarian cancer was investigated through a 3-round Delphi panel.

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HER-2 and the vascular endothelial factor receptor (VEGF) represent validated targets for the therapy of multiple tumor types and inhibitors of these receptors have gained increasing importance in the clinic. In this context, novel bioactive agents associated with better therapeutic outcomes and improved safety profile are urgently required. Specifically engineered HER-2- and VEGF-derived peptides in combination with low-dose chemotherapy might provide a substantial impact on tumor metastasis and cancer progression.

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Introduction: HELLP syndrome represents the form of preeclampsia characterized by moderate hypertension, often with absence of proteinuria and oedema. The frequency of HELLP syndrome in pregnant women with preeclampsia is 10-20%. The clinical course of the disease is characterized by the progressive worsening of mother and fetus condition, which can be stopped only by delivery.

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Introduction: Massive obstetric bleeding is the most common cause of maternal mortality and morbidity. The first step in treatment of these patients is establishing the adequate circulatory volume. The primary goal of therapy is to identify and remove the cause of bleeding, with appropriate symptomatic and substitution therapy.

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