Ancestry Modifies Their Autosomal DNA Chip
Currently, Ancestry uses the standard Illumina chip also used by Family Tree DNA which also functions as the base chip for the 23andMe product as well. 23andMe has a chip customized for medical testing, and Ancestry is now following suit as well with their new chip, soon to go into production.
The Illumina chip today holds roughly 700,000 locations or SNPs that can be reported. Ancestry’s download today provides customers with roughly 682,000 locations, as compared to 23andMe’s 577,000 and Family Tree DNA’s roughly [...]