Variant: rs2228015 

    present in Gene: CCR7
    present in Chromosome: 17
    Position on Chromosome: 40558934
    Alleles of this Variant: T/C

rs2228015 in CCR7 gene and Lymphocyte Count measurement PMID 27863252 2016 The Allelic Landscape of Human Blood Cell Trait Variation and Links to Common Complex Disease.