Be between 18 and 50 years old, sign a consent form, not belong to risk groups for sexually transmitted infections, not have a history of genetic or congenital diseases in the family, and commit to making six or more donations.

Be between 18 and 35 years old, sign a consent form, not belong to risk groups for sexually transmitted infections, not have a history of genetic or congenital diseases in the family, and commit to making six or more donations.

Be between 18 and 50 years old, sign a consent form, not have a history of genetic or congenital diseases in the family, and commit to making six or more donations.