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Evidence of gene-controlled sterility in bulls

Published online by Cambridge University Press:  27 March 2009

H. P. Donald
Affiliation:
Agricultural Research Council's Animal Breeding Research Organization, Edinburgh, and Unit of Animal Reproduction, School of Agriculture, Cambridge
J. L. Hancock
Affiliation:
Agricultural Research Council's Animal Breeding Research Organization, Edinburgh, and Unit of Animal Reproduction, School of Agriculture, Cambridge

Extract

A study has been made of the relationships of sterile Friesian bulls manifesting ‘knobbed’ spermatozoa, and the conclusion drawn that the characteristic defect of the acrosome is due to an autosomal sexlimited recessive gene (kn).

Type
Research Article
Copyright
Copyright © Cambridge University Press 1953

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References

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