Article
Paternal HLA genotype and offspring sex ratio.
Human biology - 1 Apr 2001
Astolfi P, Cuccia M, Martinetti M
Abstract excerpt
For twenty years, W.H. James has been proposing that the sex hormone level of both parents could control at least a quota of the secondary sex ratio variation at the time of conception. Observations supporting this hypothesis have come from investigations on some diseases related to the human leukocyte antigen (HLA). In the present study on 1102 healthy Italian families, we investigated the potential effect on...
Topics
- Female
- Genotype
- HLA-B Antigens
- HLA-B15 Antigen
- Humans
- Italy
- Male
- Models, Genetic
- Phenotype
- Sex Ratio
- Testosterone