Related Experiment Video
Updated: Jun 4, 2026

Disruption of the Mouse Blood-Brain Barrier by Small Extracellular Vesicles from Hypoxic Human Placentas
Published on: January 26, 2024
Plasminogen activator inhibitor-1 gene polymorphisms in pre-eclampsia
Angela V D'Elia1, Dora Fabbro, Lorenza Driul
1Istituto di Genetica Medica, AOUSMM Udine, Udine, Italy.
Pre-eclampsia, a pregnancy disorder, involves coagulation issues. Research suggests the 4G/4G genotype of the plasminogen activator inhibitor (PAI-1) gene is a minor risk factor for developing pre-eclampsia.
Area of Science:
- Obstetrics and Gynecology
- Genetics
- Hematology
Background:
- Pre-eclampsia (P-EC) is a complex pregnancy disorder.
- It is characterized by hypertension and proteinuria.
- Coagulation system dysregulation and impaired fibrinolysis are implicated in P-EC pathogenesis.
Purpose of the Study:
- To review the genetic underpinnings of P-EC.
- To investigate the role of coagulation-related genes, specifically plasminogen activator inhibitor (PAI-1) gene polymorphisms.
- To assess the association between PAI-1 gene polymorphisms and P-EC risk.
Main Methods:
- Literature review of genetic association studies.
- Focus on the -675 4G/5G polymorphism of the PAI-1 gene.
- Analysis of relevant studies linking PAI-1 genotypes to P-EC.
Main Results:
- The 4G/4G genotype of the PAI-1 -675 4G/5G polymorphism was identified.
- This genotype was found to be a weak risk factor for pre-eclampsia.
- Association studies provide evidence for this genetic link.
Conclusions:
- PAI-1 gene polymorphisms, particularly the 4G/4G genotype, may contribute to P-EC susceptibility.
- Further research is warranted to elucidate the precise mechanisms.
- Genetic factors play a role in the multifactorial etiology of pre-eclampsia.
More Related Videos
10:59Conditional Knockdown of Gene Expression in Cancer Cell Lines to Study the Recruitment of Monocytes/Macrophages to the Tumor Microenvironment
Published on: November 23, 2017
12:17The 4-vessel Sampling Approach to Integrative Studies of Human Placental Physiology In Vivo
Published on: August 2, 2017
Related Concept Videos
Pharmacogenetic Phenotypes: Alterations in Pharmacokinetics, Drug Targets and Biologic Milieu
Pharmacogenetics of Drug Targets: β₂-Adrenergic Receptors, Apo E, Thymidylate Synthase
Pharmacogenomics: Identification of New Drug Targets
Pharmacogenetics of Drug Transporters: P-Glycoprotein and Solute Carrier Transporters
Cytoskeletal Linker Proteins - Plakins
Anticoagulant Drugs: Low-Molecular-Weight Heparins