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外源钙调素和钙调素拮抗剂对烟草离体花粉管生长和生殖核分裂的调节

摘要

外源花椰菜钙调素(CaM)、牛脑CaM-agarose以及CaM拮抗剂TFP对花粉管生长与生殖核分裂的作用具有浓度和时间效应,CaM在花粉管生长早期,较低浓度能促进花粉管生长和生殖核分裂;但后期,较高浓度则有抑制作用。TFP在花粉管生长早期,较高浓度抑制花粉管生长和生殖核分裂。

关键词： 烟草; 钙调素; 花粉管; 生殖核

Regulation of in vitro pollen tube growth and generative nucleus division division by exogenous calmodulins and calmodulin autagonist in Nicotiana tabacum L.

Abstract

Key words: Nicotiana tabacum L.;Calmodulin;Pollen tube;Generative nucleus

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引用本文：

. 外源钙调素和钙调素拮抗剂对烟草离体花粉管生长和生殖核分裂的调节[J]. 生理学报 1998; 50 (3): .

. Regulation of in vitro pollen tube growth and generative nucleus division division by exogenous calmodulins and calmodulin autagonist in Nicotiana tabacum L.. Acta Physiol Sin 1998; 50 (3): (in Chinese with English abstract).