Private and Confidential DNA Paternity Testing for peace of mind

Ysearch is a free public service and the most comprehensive database that allows you to compare side-by-side different Y-DNA results. It allows to search by ...

DNA Heritage offers DNA testing for both amateur and professional genealogists. Using high-resolution Y-chromosome tests, DNA Heritage helps researchers rebuild ...

Ybase, a database for genealogists to connect with their paternal relatives through DNA. Search by name or haplotype on 36 Y-chromosome markers.

The purpose of the Nix Surname Project is to determine what genetic relationship the various Nix and Nicks family lines have with one another. Genetic evidence, ...

Standard Description, International Agency for Research on Cancer.