Sex pheromone catabolism in the redbanded leafroller moth

1993 ◽  
Vol 19 (4) ◽  
pp. 751-762 ◽  
Author(s):  
J. A. Klun ◽  
M. Schwarz
Author(s):  
Wendell L. Roelofs ◽  
Jia-Wei Du ◽  
Charles Linn ◽  
Thomas J. Glover ◽  
Louis B. Bjostad

1987 ◽  
Vol 42 (7-8) ◽  
pp. 961-964
Author(s):  
Stephen P. Foster ◽  
Wendell L. Roelofs

Biosynthesis of the major sex pheromone components of the obliquebanded leafroller, (Z)- and (E)-11-tetradecenyl acetates, is shown to proceed by Δ11 desaturation of myristate as in the related redbanded leafroller. A comparison between the amounts of deuterium label incorporated into the pheromone components from labelled myristic, palmitic and stearic acids gave a higher level of incorporation for the shorter chain acids, suggesting that Δ11 desaturation is a faster process than 2 carbon chain-shortening by β-oxidation.


1975 ◽  
Vol 65 (2) ◽  
pp. 179-205 ◽  
Author(s):  
R J O'Connell

Electrical responses of single olfactory receptor neurons of the male redbanded leafroller moth were elicited by each of the principle components of the sex pheromone and six other behaviorally active compounds. Response frequencies to equal intensities of each of these compounds and changes in response frequency with increasing amounts of any one compound, varied from receptor to receptor. These differences in response characteristics appear to be due to factors intrinsic to the olfactory recptor neuron and not to factors external to it. The encoding of odor quality by these receptor neurons cannot be in the simple presence or absence of activity in any one of them. Rather, odor quality may be encoded by the pattern of activity which invariably arises across an ensemble of receptor neurons, each having its own distribution of sensitivities.


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