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. 2011 Jan 19;107(2):115–126. doi: 10.1038/hdy.2010.173

Table 2. MHC class II DRB exon 2 variability in N. albiventris in the whole population and in subpopulations, roosting colonies and sexes.

Level N Number of alleles R Hobs Hexp Individual distance
All 215 18   0.902 0.871 0.177±0.005
Category
 Subpopulation            
  BCI 29 13 13 0.931 0.886 0.189±0.013
  Gamboa 185 18 13.6 0.817 0.868 0.175±0.006
             
 Roosting colonies            
  A 52 16 11.1 0.981 0.901 0.190±0.009
  B 74 18 10.4 0.838 0.856 0.164±0.010
  C 27 13 10.1 0.889 0.839 0.166±0.016
  D 14 9 9.0 0.857 0.767 0.171±0.022
             
 Sexes            
  Females 123 18 17.2 0.854 0.856 0.164±0.008
  Males 93 17 17.0 0.967 0.888 0.195±0.006

Abbreviations: BCI, Barro Colorado Island; Hexp, expected heterozygosity; Hobs, observed heterozygosity; Individual distance (±s.e.), individual amino-acid distance between alleles; N, sample size; R, allelic richness adjusted to the smallest sample size per level.