H-Y male antigen: detection on eight-cell mouse embryos

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Science  17 Sep 1976:
Vol. 193, Issue 4258, pp. 1134-1135
DOI: 10.1126/science.959826


The H-Y (male) antigen is expressed on 50 percent of eight-cell embryos (2 days old) of the mouse, strain C57BL/6. This work provides additional evidence that H-Y expression is not dependent on male differentiation.