Smittia
National Institutes of Health
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Specification of developmental pathways by specific determining substances prelocalized in the egg cytoplasm is duscussed using…
In embryos of the chironomid midge Smittia, synthesis of a posterior indicator protein designated PI1 (Mr approximately 50,000…
Smittia embryos were UV‐irradiated during intravitelline cleavage. At this stage, nuclei are heavily shielded by yolk‐rich…
Abstract—Upon irradiation of Smittia eggs with ultraviolet light (UV), the extractability of RNA with phenol decreased. The…
Abstract. Irradiation of Smittia eggs with UV during intravitelline cleavage causes the formation of pyrimidine dimers in the…
Abstract. Two biological effects of UV radiation upon Smittia eggs are observed, both of which seem to be associated with the…
Abstract— An action spectrum for inactivation by ultraviolet (UV) radiation of Smittia eggs during intravitelline cleavage was…
Summary1.The effect of different temperatures (8° to 24° C) upon the rate of normal development and upon the frequency of the…
Ghiandole salivari di larve diSmittia (Chironomidae) sono state incubate in vitro in presenza di timidina tritiata. Le modalit…