Results 21 to 30 of about 14,642 (203)

Octopaminergic agonists for the cockroach neuronal octopamine receptor

open access: yesJournal of Insect Science, 2003
The compounds 1-(2,6-diethylphenyl)imidazolidine-2-thione and 2-(2,6-diethylphenyl)imidazolidine showed the almost same activity as octopamine in stimulating adenylate cyclase of cockroach thoracic nervous system among 70 octopamine agonists, suggesting ...
Akinori Hirashima   +3 more
doaj   +1 more source

Octopamine Drives Endurance Exercise Adaptations in Drosophila

open access: yesCell Reports, 2017
Summary: Endurance exercise is an effective therapeutic intervention with substantial pro-healthspan effects. Male Drosophila respond to a ramped daily program of exercise by inducing conserved physiological responses similar to those seen in mice and ...
Alyson Sujkowski   +3 more
doaj   +2 more sources

In Situ Hybridization Chain Reaction and Immunohistochemical Labeling of the Octopamine Production Pathway in the Central Nervous System of Lymnaea stagnalis. [PDF]

open access: yesJ Comp Neurol
Octopaminergic neurons in the central nervous system of Lymnaea stagnalis were mapped using three complementary markers: mRNA, enzyme, and neurotransmitter. While substantial overlap was observed, discrepancies revealed neuroanatomical complexities, reinforcing the value of combining HCR and IHC for a more robust interpretation of neurotransmitter ...
Tweedie-Pitre V, Reunova Y, Wyeth RC.
europepmc   +2 more sources

Ancient coexistence of norepinephrine, tyramine, and octopamine signaling in bilaterians [PDF]

open access: yes, 2017
BACKGROUND: Norepinephrine/noradrenaline is a neurotransmitter implicated in arousal and other aspects of vertebrate behavior and physiology. In invertebrates, adrenergic signaling is considered absent and analogous functions are performed by the ...
G Jékely (21873413)   +1 more
core   +9 more sources

The Simultaneous Effect of Endurance Training and Octopamine Supplementation on Octopamine and its Receptors in the Visceral Fat Tissue of Rats Treated with Deep Fried Oil (DFO) [PDF]

open access: yesJournal of Fasting and Health, 2022
Introduction: The role of exercise and some supplements in lipolysis has been reported, but given limited information on the simultaneous effect of endurance training (ET) and octopamine (Oct), the present study aimed to investigate the interactive ...
Mahnaz Vesali   +2 more
doaj   +1 more source

Neuromodulation of olfactory sensitivity in the peripheral olfactory organs of the American cockroach, Periplaneta americana. [PDF]

open access: yesPLoS ONE, 2013
Olfactory sensitivity exhibits daily fluctuations. Several studies have suggested that the olfactory system in insects is modulated by both biogenic amines and neuropeptides. However, molecular and neural mechanisms underlying olfactory modulation in the
Je Won Jung   +5 more
doaj   +1 more source

Age-Dependent Honey Bee Appetite Regulation Is Mediated by Trehalose and Octopamine Baseline Levels

open access: yesInsects, 2021
There are multiple feedback mechanisms involved in appetite regulation, which is an integral part of maintaining energetic homeostasis. Older forager honey bees, in comparison to newly emerged bees and nurse bees, are known to have highly fluctuating ...
İrem Akülkü   +4 more
doaj   +1 more source

Differences in the phototaxis of pollen and nectar foraging honey bees are related to their octopamine brain titers

open access: yesFrontiers in Physiology, 2014
The biogenic amine octopamine is an important neuromodulator, neurohormone and neurotransmitter in insects. We here investigate the role of octopamine signaling in honey bee phototaxis.
Ricarda eScheiner   +4 more
doaj   +1 more source

Octopamine in Sexual Behavior [PDF]

open access: yes, 2017
Octopamine is a biogenic amine neuromodulator present in neuronal and non-neuronal tissues in invertebrates (Roeder, 1999). It modulates numerous physiological processes such as motivation, pheromone response, olfaction, ovulation, learning and memory ...
Fernandez, Ana Isabel
core   +2 more sources

Dopamine modulates acetylcholine release via octopamine and CREB signaling in Caenorhabditis elegans. [PDF]

open access: yesPLoS ONE, 2013
Animals change their behavior and metabolism in response to external stimuli. cAMP response element binding protein (CREB) is a signal-activated transcription factor that enables the coupling of extracellular signals and gene expression to induce ...
Satoshi Suo, Shoichi Ishiura
doaj   +1 more source

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