Possible regulation of feeding behavior in cockroach nymphs by the neurotransmitter octopamine

被引:39
作者
Cohen, RW [1 ]
Mahoney, DA [1 ]
Can, HD [1 ]
机构
[1] Calif State Univ Northridge, Dept Biol, Northridge, CA 91330 USA
关键词
diet-mixing; phentolamine; Rhyparobia madera; synephrine;
D O I
10.1023/A:1014428011892
中图分类号
Q96 [昆虫学];
学科分类号
摘要
Insects, including cockroaches, have the ability to select a proper diet from different nutrient choices. We have showed previously that various neurotransmitters and neuromodulators appear to regulate certain aspects of feeding in the cockroach, Rhyparobia madera. In the current study, we examined the role of octopamine in feeding behavior of cockroach nymphs. By either injection or direct incorporation into the diet blocks, an octopamine agonist (octopamine or synephrine) or antagonist (phentolamine) was effective in altering feeding in R. madera nymphs. Both octopamine and synephrine increased feeding slightly, while phentolamine decreased feeding dramatically. Phentolamine was able to decrease feeding, but not motor activity, when injected directly into the nymphs. Octopamine appears to cause increased feeding in the cockroach.
引用
收藏
页码:37 / 50
页数:14
相关论文
共 27 条
[1]
ABISGOLD JD, 1988, J EXP BIOL, V135, P215
[2]
MAXILLECTOMY DOES NOT DISRUPT SELF-SELECTION BY LARVAE OF MANDUCA-SEXTA (LEPIDOPTERA, SPHINGIDAE) [J].
AHMAD, I ;
WALDBAUER, GP ;
FRIEDMAN, S .
ANNALS OF THE ENTOMOLOGICAL SOCIETY OF AMERICA, 1993, 86 (04) :458-463
[3]
EFFECTS OF OCTOPAMINERGIC SUBSTANCES ON THE LABELLAR LOBE SPREADING RESPONSE IN THE BLOWFLY PROTOPHORMIA-TERRAENOVAE [J].
ANGIOY, AM ;
BARBAROSSA, IT ;
CRNJAR, R ;
LISCIA, A .
NEUROSCIENCE LETTERS, 1989, 103 (01) :103-107
[4]
[Anonymous], FEEDING BEHAV NEURAL
[5]
MECHANISMS OF DIETARY MIXING IN GRASSHOPPERS - A REVIEW [J].
BERNAYS, EA ;
BRIGHT, KL .
COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY A-PHYSIOLOGY, 1993, 104 (01) :125-131
[6]
SEROTONIN MANIPULATIONS AND THE STRUCTURE OF FEEDING-BEHAVIOR [J].
BLUNDELL, JE .
APPETITE, 1986, 7 :39-56
[8]
PHYSIOLOGICAL CONTROL OF NUTRIENT SELF-SELECTION IN HELIOTHIS-ZEA LARVAE - THE ROLE OF SEROTONIN [J].
COHEN, RW ;
FRIEDMAN, S ;
WALDBAUER, GP .
JOURNAL OF INSECT PHYSIOLOGY, 1988, 34 (10) :935-940
[9]
NUTRIENT SELF-SELECTION BY THE OMNIVOROUS COCKROACH SUPELLA-LONGIPALPA [J].
COHEN, RW ;
HEYDON, SL ;
WALDBAUER, GP ;
FRIEDMAN, S .
JOURNAL OF INSECT PHYSIOLOGY, 1987, 33 (02) :77-82
[10]
Evans P.D., 1985, P499