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Science 4 February 1972:
Vol. 175. no. 4021, pp. 533 - 536
DOI: 10.1126/science.175.4021.533
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Articles

Opossum Fetuses Grown in Culture

D. A. T. New 1 and Merle Mizell 2

1 Physiological Laboratory, University of Cambridge, Cambridge, England
2 Laboratory of Tumor Cell Biology, Department of Biology, Tulane University, New Orleans, Louisiana 70118

Opossum fetuses explanted at limb bud stages have been successfully grown in culture for periods up to 20 hours. Blood circulation was maintained, and organogenesis continued at about the same rate as in vivo.

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