CHEMISTRY OF SEX ATTRACTION

CHEMISTRY OF SEX ATTRACTION
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DOI:
10.1073/pnas.92.1.44
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发表时间:
1995-01-03
影响因子:
11.1
通讯作者:
ROELOFS, WL
ROELOFS, WL
中科院分区:
综合性期刊1区
文献类型:
--
作者:
ROELOFS, WL

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用于吸引配偶的化学通讯系统不仅包括明显的化学信号,还包括发射器和接收器中间接的大量化学物质。例如,在雌性飞蛾中,这包括信息素生物合成途径的酶(和辅因子,mRNA,基因),参与控制信息素产生的激素(和基因),激素的受体和第二信使,以及控制激素释放的寄主植物线索。在雄性飞蛾中,这包括触角嗅毛中信息素运输的化学过程(结合蛋白和感受器酯酶)和信号转导的化学过程,其中包括特定的树突信息素受体和快速的肌醇三磷酸第二信使信号。波动的羽流结构是信号的一个组成部分,因为天线受体需要间歇性的刺激来维持逆风飞行。来自成千上万的感觉细胞的输入经过处理,并与中枢神经系统的其他模式相结合,但在将信息馈送到运动神经元以产生行为反应之前,许多未知因素对信息进行了调节。本文讨论了一个未知的信息素感知的大脑控制中心,并与行为阈值研究的数据进行了比较,这些数据显示生物胺(如章鱼胺和5 -羟色胺)、信息素识别的遗传研究以及行为拮抗剂的行为和电生理研究的调节作用。
The chemical communication system used to attract mates involves not only the overt chemical signals but also indirectly a great deal of chemistry in the emitter and receiver. As an example, in emitting female moths, this includes enzymes (and cofactors, mRNA, genes) of the pheromone biosynthetic pathways, hormones (and genes) involved in controlling pheromone production, receptors and second messengers for the hormones, and host plant cues that control release of the hormone. In receiving male moths, this includes the chemistry of pheromone transportation in antennal olfactory hairs (binding proteins and sensillar esterases) and the chemistry of signal transduction, which includes specific dendritic pheromone receptors and a rapid inositol triphosphate second messenger signal. A fluctuating plume structure is an integral part of the signal since the antennal receptors need intermittent stimulation to sustain upwind flight. Input from the hundreds of thousands of sensory cells is processed and integrated with other modalities in the central nervous system, but many unknown factors modulate the information before it is fed to motor neurons for behavioral responses. An unknown brain control center for pheromone perception is discussed relative to data from behavioral-threshold studies showing modulation by biogenic amines, such as octopamine and serotonin, from genetic studies on pheromone discrimination, and from behavioral and electrophysiological studies with behavioral antagonists.