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Science 1 July 1966:
Vol. 153. no. 3731, pp. 79 - 80
DOI: 10.1126/science.153.3731.79
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Articles

Influence of the Lethal Yellow (Ay) Gene on Estrous Synchrony in Mice

Andrzej Bartke 1 and George L. Wolff 2

1 The Institute for Cancer Research, Philadelphia, Pennsylvania 19111; Department of Animal Genetics, Jagiellonian University, Krakow, Poland.
2 The Institute for Cancer Research, Philadelphia, Pennsylvania 19111

Introduction of an adult male induces partially synchronous estrus in female laboratory mice that have been caged in groups. In the inbred YS/ChWf strain, this effect was observed only when the male was nonyellow (aa), while males heterozygous for the lethal yellow allele (Aya) failed to induce synchrony.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)