Antennal Receptors: Reactions to Female Sex Attractant in Periplaneta americana.
In Periplaneta americana, olfactory receptors on the antennae of male adults and nymphs respond at low threshold to the specific natural odorous attractant produced by virgin females. There are no receptors for that odor on the antennae of female adults or nymphs of any instar.
Boeckh
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J
Sass
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H
Wharton
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DR