[Diagnosing lactose intolerance in adults].

Abstract excerpt

INTRODUCTION: Primary lactose malabsorption, adult type, is associated with the genotype CC in a lactase gene regulatory sequence (LCT-13910). In contrast, the genotype CT or TT in this position correlates with normal lactose absorption. Genotyping was implemented for routine testing of patients for primary lactose intolerance. We estimated the frequency of genotypes in a group of blood donors and compared it...

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