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Oogenesis02:07

Oogenesis

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In human women, oogenesis produces one mature egg cell or ovum for every precursor cell that enters meiosis. This process differs in two unique ways from the equivalent procedure of spermatogenesis in males. First, meiotic divisions during oogenesis are asymmetric, meaning that a large oocyte (containing most of the cytoplasm) and minor polar body are produced as a result of meiosis I, and again following meiosis II. Since only oocytes will go on to form embryos if fertilized, this unequal...
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  9. Predictive And Prognostic Markers
  11. Body Composition And Inflammation Variables As The Potential Prognostic Factors In Epithelial Ovarian Cancer Treated With Olaparib.
  1. Home
  3. Research Domains
  5. Biomedical And Clinical Sciences
  7. Oncology And Carcinogenesis
  9. Predictive And Prognostic Markers
  11. Body Composition And Inflammation Variables As The Potential Prognostic Factors In Epithelial Ovarian Cancer Treated With Olaparib.

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Body composition and inflammation variables as the potential prognostic factors in epithelial ovarian cancer treated with Olaparib.

Xingzi Guo1, Jie Tang1, Haifeng He2

  • 1Department of Gynecologic Oncology, Hunan Cancer Hospital/The Affiliated Cancer Hospital of Xiangya School of Medicine, Central South University, Changsha, China.

Frontiers in Oncology
|May 10, 2024

View abstract on PubMed

Summary
This summary is machine-generated.

Body composition and inflammation markers predict Olaparib response in epithelial ovarian cancer (EOC). High subcutaneous adipose tissue index (SATI), visceral adipose tissue index (VATI), skeletal muscle index (SMI), and bone mineral density (BMD), along with low neutrophil-to-lymphocyte ratio (NLR), improve outcomes.

Keywords:
body compositionepithelial ovarian cancerinflammation variablespoly (ADP-ribose) polymerase inhibitors

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Area of Science:

  • Oncology
  • Radiology
  • Biochemistry

Background:

  • Epithelial ovarian cancer (EOC) is a leading cause of gynecological cancer mortality.
  • Olaparib, a PARP inhibitor, shows efficacy in EOC maintenance therapy, but patient responses vary.
  • Prognostic factors for Olaparib treatment response in EOC require further investigation.

Purpose of the Study:

  • To evaluate the prognostic significance of body composition and systemic inflammation markers in EOC patients receiving initial Olaparib treatment.
  • To identify predictors of progression-free survival (PFS) in EOC patients treated with Olaparib.
  • To explore potential for personalized treatment strategies based on patient biomarkers.

Main Methods:

  • Retrospective analysis of 133 EOC patients initiating Olaparib therapy.
progression free survival
  • Assessment of progression-free survival (PFS) using Kaplan-Meier analysis and Cox regression.
  • Evaluation of body composition (SATI, VATI, SMI, BMD) and inflammatory markers (NLR, PLR, albumin, hemoglobin) from pre-treatment CT scans and blood samples.

    • Main Results:

    • High SATI, VATI, SMI, and BMD, along with low NLR and PLR, were associated with a decreased risk of disease progression (p < 0.05).
    • Multivariate analysis identified low VATI, low SMI, low BMD, and high NLR as independent predictors of poor PFS.
    • Subgroup analysis in serous adenocarcinoma patients highlighted specific prognostic roles for SATI, VATI, SMI, PLR, and NLR.

    Conclusions:

    • Body composition parameters and inflammation markers show prognostic value for Olaparib response in EOC.
    • These factors may serve as predictive biomarkers for therapeutic outcomes.
    • Further research can guide tailored treatment strategies to improve patient outcomes in EOC.