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RH polymorphism in the Senegalese population.

G Blavy1, D Thiam, L Diakhate

  • 1Service d'Hématologie-Immunologie, Faculté de Médecine et de Pharmacie, C.H.U. Dakar, Senegal.

Gene Geography : a Computerized Bulletin on Human Gene Frequencies
|April 1, 1989
PubMed
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RH polymorphism analysis in Senegalese ethnic groups revealed high cDe frequencies. Cluster analysis showed distinct genetic patterns among Ouolof, Diola, and Toucouleur populations.

Area of Science:

  • * Population genetics
  • * Human genetics
  • * Anthropology

Background:

  • * Understanding human genetic diversity is crucial for population studies.
  • * RH polymorphism is a significant genetic marker in human populations.
  • * Previous studies on RH polymorphism in Sub-Saharan Africa are limited.

Purpose of the Study:

  • * To investigate RH polymorphism patterns in various Senegalese ethnic groups.
  • * To determine the frequencies of specific RH alleles (cDe, cde, cDE, CDe) within these groups.
  • * To analyze genetic relationships and population structures based on RH allele distributions.

Main Methods:

  • * Analysis of RH polymorphism.
  • * Evaluation of allele frequencies (cDe, cde, cDE, CDe) across ethnic groups.

Related Experiment Videos

  • * Application of cluster analysis to discern population patterns.

    • Main Results:

    • * High frequency of the cDe allele observed across Senegalese ethnic groups.
    • * Variable frequencies of the cde allele noted among different groups.
    • * The cDE allele frequency was double that of the CDe allele.
    • * Cluster analysis indicated similar RH polymorphism patterns in Diola, Toucouleur, and Ouolof groups.
    • * Peul population showed intermediate genetic characteristics between the first cluster and the Serere and Mande groups.

    Conclusions:

    • * RH polymorphism exhibits distinct patterns across Senegalese ethnic groups.
    • * Genetic similarities exist among Diola, Toucouleur, and Ouolof populations.
    • * The Peul, Serere, and Mande populations represent distinct genetic profiles within Senegal.
    • * RH allele frequency analysis provides insights into population structure and migration history.