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Maternal KIR and Fetal HLA-C Genes in Recurrent Miscarriages

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Imperial College London

Status

Completed

Conditions

Recurrent Miscarriages

Study type

Observational

Funder types

Other

Identifiers

NCT00180804
05/MRE02/20

Details and patient eligibility

About

For implantation of developing conceptus, placental cells need to invade mother's uterus to access maternal blood supply in a control manner. We have found a combination of maternal immune genes (the KIR family) and fetal genes (HLA-C) strongly associated with pre-eclampsia where placenta does not implant adequately. The aim of this research is to investigate these two genes family in women suffering with recurrent miscarriages and find a possible link between them.

Full description

Little is known about reasons for early pregnancy failures. It is believed that some pathology leading to defective implantation of fetus in maternal uterus may lead to recurrent early miscarriages. This project arises from previous work on pre-eclampsia where we found combination of maternal immune genes (KIR) with their ligand (HLA-C) in the fetus was strongly associated with the disease. We will tissue type the fetus, mother and father in cases of unexplained miscarriages. We hope that genetic findings in recurrent miscarriage will lead to new insights, prevention and treatment.

Enrollment

400 estimated patients

Sex

All

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

Couples with 3 or more unexplained miscarriages

Exclusion criteria

Previous livebirths, parental karyotypic abnormalities, thrombophilic defects, uterine structural abnormalities

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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