Phenotype frequencies of autosomal minor histocompatibility antigens display significant differences among populations
2007

Differences in Minor Histocompatibility Antigen Frequencies Among Populations

Sample size: 2685 publication 10 minutes Evidence: high

Author Information

Author(s): Eric Spierings, Matthijs Hendriks, Léna Absi, Angelica Canossi, Sonal Chhaya, John Crowley, Hans Dolstra, Jean-François Eliaou, Tom Ellis, Jürgen Enczmann, Maria E. Fasano, Thibaut Gervais, Clara Gorodezky, Brigitte Kircher, David Laurin, Mary S. Leffell, Pascale Loiseau, Mari Malkki, Miroslaw Markiewicz, Miryam Martinetti, Etsuko Maruya, Narinder Mehra, Fatma Oguz, Machteld Oudshoorn, Noemi Pereira, Rajni Rani, Ruhena Sergeant, Jackie Thomson, Thuong Hien Tran, Hannu Turpeinen, Kuo-Liang Yang, Renata Zunec, Mary Carrington, Peter de Knijff, Els Goulmy

Primary Institution: Leiden University Medical Center, Leiden, The Netherlands

Hypothesis

What are the global phenotype frequencies of autosomal minor histocompatibility antigens across different ethnic populations?

Conclusion

The study found significant differences in the frequencies of minor histocompatibility antigens among various ethnic populations.

Supporting Evidence

  • The study involved 31 laboratories conducting a worldwide analysis of minor H antigen frequencies.
  • Significant differences in antigen frequencies were observed between ethnic populations.
  • The research highlights the importance of considering ethnic diversity in transplant protocols.

Takeaway

Different groups of people have different types of proteins that can affect how their bodies react to organ transplants.

Methodology

The study analyzed genomic typing data of ten autosomally encoded minor H antigens from 2,685 individuals across six ethnic populations.

Potential Biases

Potential bias due to the limited geographic and ethnic diversity of the sample population.

Limitations

The study primarily focused on a limited number of minor H antigens and may not represent all possible variations.

Participant Demographics

The study included individuals from six major ethnic populations: Asian/Pacific Islanders, Black, White, Mestizo Mexican, and others.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pgen.0030103

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