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Glycodelin in reproduction.
Hiroshi Uchida1, Tetsuo Maruyama1, Sayaka Nishikawa-Uchida1
1Department of Obstetrics and Gynecology Keio University School of Medicine 35 Shinanomachi, Shinjuku 160-8582 Tokyo Japan.
Reproductive Medicine and Biology
|April 28, 2018
Summary
Glycodelin, a glycoprotein crucial for pregnancy, regulates key steps like fertilization and implantation. Its varied forms and expression patterns are vital for successful human reproduction.
Area of Science:
- Reproductive Biology
- Glycobiology
- Immunology
Background:
- Successful human pregnancy requires sperm-oocyte interaction and maternal endometrial receptivity.
- Endometrial epithelial cells (EECs) regulate immune cells and prepare the implantation environment.
- Pregnancy involves complex, regulated steps: apposition, adhesion, invasion, and penetration.
Purpose of the Study:
- To review the role of glycodelin in regulating successful pregnancy.
- To discuss the fundamental characteristics of glycodelin and its glycoforms.
- To highlight glycodelin's impact on fertilization and implantation processes.
Main Methods:
- Literature review of glycodelin's function in reproduction.
- Analysis of glycodelin's temporospatial expression patterns.
- Examination of glycodelin's effects on cell proliferation, differentiation, adhesion, and motility.
Main Results:
- Glycodelin is a secretory glycoprotein with four glycoforms (A, -S, -F, -C), each with distinct functions.
- Glycodelin exhibits a mid-secretory phase-dominant expression pattern in the reproductive tract.
- Glycodelin protein regulates immunosuppression, fertilization, and implantation.
Conclusions:
- Glycodelin plays a critical, orchestrated role in successful human pregnancy.
- Understanding glycodelin's characteristics and functions is essential for reproductive research.
- Glycodelin's influence on implantation highlights its importance in establishing pregnancy.
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