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Ethnic Differences in Maternal Adipokines during Normal Pregnancy
Xinhua Chen1, Theresa O Scholl2
1Department of Obstetrics and Gynecology, School of Osteopathic Medicine, Rowan University, Two Medical Center Drive, Suite 390, Stratford, NJ 08084, USA. chenx1@rowan.edu.
International Journal of Environmental Research and Public Health
|December 26, 2015
Summary
Ethnic differences in maternal adipokines (adiponectin and resistin) during pregnancy were observed. African American women showed decreased adiponectin and increased resistin, highlighting variations in pregnancy biomarkers.
Area of Science:
- Reproductive biology
- Endocrinology
- Metabolic health
Background:
- Adipokines, such as adiponectin and resistin, play crucial roles in regulating insulin resistance and inflammation.
- Understanding ethnic variations in these hormones during pregnancy is vital for maternal health.
- Previous research suggests potential differences, but specific data across diverse ethnic groups during gestation is limited.
Purpose of the Study:
- To investigate ethnic differences in maternal serum adiponectin and resistin levels during pregnancy.
- To explore the correlations between these adipokines and maternal glucose homeostasis, blood pressure, and anthropometric parameters.
- To identify if specific ethnic groups exhibit distinct patterns of adipokine profiles.
Main Methods:
- Prospective cohort study of 1634 pregnant women from diverse ethnic backgrounds (African-American, Hispanic, Caucasian).
- Serum samples collected at two time points: early pregnancy (16.8 weeks) and third trimester (30.7 weeks).
- Adiponectin and resistin levels measured using Luminex xMap Technology; statistical analyses controlled for confounding variables.
Main Results:
- Significant ethnic differences in adipokine levels were detected after adjusting for confounders.
- African American women exhibited significantly lower adiponectin and higher resistin throughout pregnancy compared to other groups.
- African American women had a >2-fold increased risk of simultaneously having low adiponectin and high resistin.
- Adiponectin showed consistent negative correlations with glucose homeostasis, blood pressure, and anthropometric parameters across all ethnic groups.
Conclusions:
- Maternal adipokine profiles during pregnancy vary significantly by ethnicity, particularly in African American women.
- The observed patterns suggest distinct physiological adaptations or risks associated with specific ethnic groups.
- Further research into ethnic variations of physiological biomarkers is crucial for managing pregnancy complications and optimizing maternal care.
