Genetic diversity of indigenous guinea fowl (Numida meleagris) using microsatellite markers in northern Togo
Metadatos
Mostrar el registro completo del ítemEditorial
PeerJ
Materia
Indigenous guinea fowl Genetic diversity Microsatellite markers Togo
Fecha
2022-01-20Referencia bibliográfica
Soara AE... [et al.] 2022. Genetic diversity of indigenous guinea fowl (Numida meleagris) using microsatellite markers in northern Togo. PeerJ 10:e12637 [http://doi.org/10.7717/peerj.12637]
Patrocinador
Deutscher Akademischer Austausch Dienst (DAAD)Resumen
Indigenous guinea fowl is an important animal resource for improving rural household
income. In order to provide molecular data for a sustainable management of this
poultry resource, an assessment of the genetic diversity and phylogenic relationships
was undertaken on seven guinea fowl phenotypes from two agroecological zones (Dry
Savannah and Atakora) of Togo. Genotyping was carried out using 18 microsatellite
markers on 94 individuals from Dry Savannah (59) and Atakora (35) zones. The
results obtained showed a high genetic diversity, with six as an average alleles per locus
and an observed heterozygosity of 0.512. However, the FIS values varied from 0.047
(Lavender) to 0.257 (Albino), reflecting a deficit of heterozygotes, which suggests low to
moderate inbreeding levels. The genetic distances between phenotypes are low, ranging
from 0.0068 (Bonaparte-Pearl grey) to 0.1559 (Lavender-Albino), unlike the strong
genetic identities that reflect a strong genetic similarity between the seven phenotypes
of indigenous guinea fowl studied. These results indicate the existence of a single
indigenous guinea fowl population, derived from three probable parental populations,
with a high within population genetic diversity (phenotypic or agroecological zone).
These results could be of use to conservation and improvement programs aiming at
the maintenance and sustainable exploitation of this important socio-cultural and
economic resource in Togo.