marker By Ivan Suarez Robles 16 Nov, 2010 A variable segment of DNA, often located near a gene. An allele at the marker is typically inherited along with the corresponding allele at the nearby disease gene.Related Articles: HOPES Stories: "Bryan's Dad Wants Ordinary Back"Stories of HOPES: "Bryan's Dad Plays the Game"A Case Study: Pregnancy and HD in IndiaUncle Jacob has HD: Neurobiology and Neurochemistry of HD for KidsParamedic Stem Cells Show Potential as a Treatment for Huntington’s Disease in Mouse Studies