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Fluxes of gibberellic and abscisic acids, together with that of adenosine 3′,5′-cyclic phosphate, across plastid envelopes during development

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Summary

Application of the technique of silicone oil centrifugation to etioplasts and etio-chloroplasts isolated from greening etiolated Avena sativa L. laminae has shown that etioplast envelope membranes are relatively impermeable to gibberellic acid, abscisic acid and adenosine 3′,5′-cyclic phosphate. However, there is a marked increase in permeability for all in the early stages of greening, particularly after 2 h. All fluxes are reduced thereafter but a high level of abscisic acid still remains.

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Abbreviations

ABA:

abscisic acid

c-AMP:

adenosine 3′,5′-cyclic phosphate

GA:

gibberellic acid

References

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Wellburn, A.R., Hampp, R. Fluxes of gibberellic and abscisic acids, together with that of adenosine 3′,5′-cyclic phosphate, across plastid envelopes during development. Planta 131, 95–96 (1976). https://doi.org/10.1007/BF00387352

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  • DOI: https://doi.org/10.1007/BF00387352

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