Allele Frequency Net Database
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Brazil Mato Grosso do Sul

Polymorphic Region:

Demographic Data

  Ethnic origin: Mixed
  Geographic Region: South and Central America
  Latitude: 15º 47' S
  Longitude: 47º 52' W
  Family: Parents live at same location
  Urban/Rural: Unknown

Sample Data

  Sample Size: 203
  Test date: 2013
  Method(s): SSOP
  Source: Controls for Disease Study
  Loci typed: DRB1
  Additional notes: The frequencies of the allele lineages correspond to the sum of the frequencies the specific (four digits) alleles plus the frequency of alleles pertaining to the same group which could not be identified.

Bibliographic Reference

  Author(s): Bruno Zagonel Piovezan
  Publication details: Bruno Zagonel Piovezan, Maria Luiza Petzl-Erler. Both qualitative and quantitative genetic variation of MHC class II molecules may influence susceptibility to autoimmune diseases: The case of endemic pemphigus foliaceus. Human Immunology 74 (2013) 1134–1140
  Author's e-mail:

Frequency Data

Allele Frequencies  


Allele frequency net database (AFND) 2020 update: gold-standard data classification, open access genotype data and new query tools
Gonzalez-Galarza FF, McCabe A, Santos EJ, Jones J, Takeshita LY, Ortega-Rivera ND, Del Cid-Pavon GM, Ramsbottom K, Ghattaoraya GS, Alfirevic A, Middleton D and Jones AR Nucleic Acid Research 2020, 48:D783-8.
Liverpool, U.K.

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