Changes of the activity of IAA oxidase, tryptophan synthetase and cytokinin oxidase in sterile anther, leaf and ovule were similar to those of phytohormones.
棉花细胞质雄性不育花药、叶片和胚珠中，IA A氧化酶、色氨酸合成酶和细胞分裂素氧化酶活性的变化与内源激素含量的变化基本一致。
The increasing of IAA oxidase and cytokinin oxidase activities may play a vital role in regulating endogenous IAA and cytokinin contents during the senescence.
衰老过程中IAA氧化酶和细胞分裂素氧化酶活性的上升可能是导致内源激素含量下降的重要原因。
The activities of IAA oxidase and cytokinin oxidase were studied during the senescence induced by inorganic nutrition deprivation using detached rape cotyledons.
以离体油菜子叶为材料，研究了营养胁迫诱导的子叶衰老过程中吲哚乙酸氧化酶（IAA氧化酶）和细胞分裂素氧化酶活性的变化。
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