1630
A highly conserved haplotype at four markers flanking GBA ( PKLR , D1S1595 , D1S2721 , and D1S2777 ) was observed on both the AJ chromosomes and the non - Jewish N370S chromosomes , suggesting the occurrence of a founder common to both populations .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 None