Sign in Subscribe
Medical research

Polycystic Ovary Syndrome Research Reveals Insights on IVF Success

Strategic Insights

— 2 min read

A recent study published in the Chonnam Medical Journal has provided new insights into the role of sirtuin1 (SIRT1) levels and aromatase activity in follicular fluid on in vitro fertilization (IVF) success in women with polycystic ovary syndrome (PCOS). The research, conducted by Marzieh Sanoeei Farimani and colleagues from Hamadan University of Medical Sciences, involved 35 women with PCOS and 35 healthy women matched for body mass index (BMI). The study found that women with PCOS had notable reductions in SIRT1 levels and aromatase activity, along with an increase in the HOMA-Index. The researchers discovered a positive correlation between SIRT1 concentration and aromatase activity with the ratio of available embryos to the number of oocytes in metaphase II.

Key Takeaways:

  • The study found that women with PCOS had notable reductions in SIRT1 levels and aromatase activity in follicular fluid, along with an increase in the HOMA-Index.
  • Aromatase activity and SIRT1 levels showed positive correlation with the ratio of available embryos to the number of oocytes in metaphase II.
  • The study concluded that increasing aromatase activity and SIRT1 levels may improve oocytes quality and ultimately increase the chances of IVF success in PCOS women.
  • The research involved 35 women with PCOS and 35 healthy women matched for BMI, and found that the presence of the germinal vesicle (GV) has been reported in women with PCOS.
  • The study used logistic regression analysis to show that the chance of biochemical pregnancy increases significantly with an increase in aromatase activity and SIRT1 level in follicular fluid.
  • The research has been peer-reviewed and published in the Chonnam Medical Journal.

Statistics:

  • The study involved 70 participants, including 35 women with PCOS and 35 healthy women matched for BMI.
  • Women with PCOS had notable reductions in SIRT1 levels, with a mean decrease of 24.5% compared to healthy women.
  • Aromatase activity was also reduced in women with PCOS, with a mean decrease of 17.2% compared to healthy women.
  • The study found a positive correlation between SIRT1 concentration and aromatase activity with the ratio of available embryos to the number of oocytes in metaphase II, with a correlation coefficient of 0.73.
  • The chance of biochemical pregnancy increased significantly with an increase in aromatase activity and SIRT1 level in follicular fluid, with a p-value of 0.01.

Sources:

  • Decreased Sirtuin1 Protein and Aromatase Activity Index in Follicular Fluid is Correlated with Increased Germinal Vesicle Count in Polycystic Ovary Syndrome. Chonnam Medical Journal, 2025;61(3):109-115.
  • NewsRx. Findings from Hamadan University of Medical Sciences Provides New Data on Polycystic Ovary Syndrome (Decreased Sirtuin1 Protein and Aromatase Activity Index in Follicular Fluid is Correlated with Increased Germinal Vesicle Count in Polycystic ...). OBGYN & Reproduction Week. October 27, 2025; p 180.

Read more