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Indisputable double paternity in dizygous twins
E Girela1, J A Lorente, J C Alvarez
1Department of Legal Medicine, Faculty of Medicine, University of Granada, Spain. EGIRELA@GOLIAT.UGR.ES
Fertility and Sterility
|June 1, 1997
Summary
Heteropaternal superfecundation, where dizygous twins have different fathers, is a rare but documented phenomenon. This case report highlights the importance of advanced DNA testing in paternity investigations.
Area of Science:
- Reproductive Biology
- Genetics
- Forensic Science
Background:
- Heteropaternal superfecundation is the simultaneous fertilization of an ovum from one mother by sperm from two different fathers.
- This rare event can result in dizygous twins with distinct biological fathers.