Can Paternity Testing Be Performed When Either the Mother or the Father Are Not Available?
Yes. The child and father can be tested alone, but the mother should also be tested if possible. The mother, child and paternal grandparents can be tested if the father is not available. ● Can Testing Be Done on an Unborn Baby? Yes, DNA tests can be performed using fetal cells obtained by a very safe amniocentesis as early as 12 weeks. ● Can Testing be Done on Fetal Tissues after a pregnancy loss? Yes ● Can DNA Testing Determine Whether Twins Are Monozygotic (Identical) or Dizygotic (Nonidentical)? Yes, DNA testing is routinely used to determine if twins are identical or nonidentical. ● Can DNA Testing Accurately Identify Siblings or Half Siblings? Yes, if whole blood or buccal swab specimens can be obtained from the necessary relatives. ● How Long Does it Take to Complete Testing? Tests on blood specimens usually take about 7-10 days. Prenatal tests take longer because testing may require fetal cells to be grown in the laboratory before performing DNA tests. Accelerated testing for ur
