Competent Chick Ectoderm: Nonspecific Response to RNA

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Science  24 Mar 1967:
Vol. 155, Issue 3769, pp. 1563-1565
DOI: 10.1126/science.155.3769.1563


Presumptive chick neuroectoderm responds to RNA from brain and heart by forming neural tubes, but it does not respond to liver RNA. This dif ferential response can be correlated with the presence of Folin-positive material in those RNA preparations which elicit the formation of neural structures.