Substances derived from 4-ethyl octanoic acid account for primer pheromone activity for the "male effect" in goats

被引:11
|
作者
Iwata, E [1 ]
Kikusui, T [1 ]
Takeuchi, Y [1 ]
Mori, Y [1 ]
机构
[1] Univ Tokyo, Lab Vet Ethol, Bunkyo Ku, Tokyo 1138657, Japan
来源
JOURNAL OF VETERINARY MEDICAL SCIENCE | 2003年 / 65卷 / 09期
关键词
4-ethyl octanoic acid; goat; pheromone;
D O I
10.1292/jvms.65.1019
中图分类号
S85 [动物医学(兽医学)];
学科分类号
0906 ;
摘要
A major constituent of the characteristic "goaty odor" 4-ethyl octanoic acid (4EOA) was previously shown to have no primer pheromone activity. This was also confirmed by our own bioassay system utilizing the recording technique of neural activity of the hypothalamic gonadotropin-releasing hormone pulse generator in goats. However, when the synthetic 4EOA solution was kept at room temperature for several months, primer pheromone activity appeared in the same solution. Headspace gas chromatography/mass spectrometry analysis revealed that there were several newly formed substances in addition to 4EOA samples with primer pheromone activity. These results suggest that 4EOA derived substance(s) but not 4EOA itself is(are) primer pheromone in goats.
引用
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页码:1019 / 1021
页数:3
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