Genetic variation and population structure of Sudanese populations as indicated by 15 Identifiler sequence-tagged repeat (STR) loci
2011

Genetic Variation and Population Structure of Sudanese Populations

Sample size: 498 publication Evidence: moderate

Author Information

Author(s): Babiker Hiba MA, Schlebusch Carina M, Hassan Hisham Y, Jakobsson Mattias

Primary Institution: Uppsala University

Hypothesis

How does genetic variation manifest among different ethnic and linguistic groups in Sudan?

Conclusion

The study shows that the 15 Identifiler microsatellites are effective for personal identification and parentage analysis in Sudan despite the population structure.

Supporting Evidence

  • The combined power of exclusion was 0.9999981.
  • The combined match probability was 1 in 7.4 × 10^17.
  • Individuals from northern Sudan clustered with those from Egypt.
  • Individuals from southern Sudan clustered with the Karamoja population from Uganda.
  • The Somali population was found to be genetically distinct from other northeast African populations.

Takeaway

Scientists looked at the genes of people in Sudan to see how different groups are related. They found that even though there are many different groups, they can still use certain genetic markers to tell people apart.

Methodology

The study involved genotyping 15 STR markers in 498 individuals from 18 Sudanese populations and analyzing the data for population structure.

Limitations

A larger set of genetic markers is needed to detect fine-scale population structure in East Africa.

Participant Demographics

The sample included 366 men and 132 women from various ethnic backgrounds in Sudan.

Statistical Information

P-Value

0.021, 0.022, 0.015, 0.005, 0.018

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/2041-2223-2-12

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