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Summary of the frequency of mutant alleles in 227 North Americans with galactosemia (each patient has two alleles)
Summary of the frequency of mutant alleles in 227 North Americans with galactosemia (each patient has two alleles)
Mutant alleles
White American
Hispanic American
African American
Q188R
257 (64%)
24 (50%)
22 (21%)
S135L
6 (1.5%)
-
49 (47%)
N314D
4 (1%)
-
-
Other
135 (33.5%)
24 (50%)
33 (32%)
Total alleles
402
48
104
While certain alleles are common, a significant portion are rare or unidentified.
Reproduced with permission from: Wong LJ, Xu YK, Wang BT, et al. Am J Hum Genet 1996; 59:A296. Copyright © 1996 The University of Chicago Press.
Graphic 77985 Version 7.0
