Results 11 to 20 of about 14,957 (210)

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

High-throughput single-fly LC-MS/MS for quantitative profiling of biogenic amines in Drosophila. [PDF]

open access: yesPLoS ONE
We present an LC-MS/MS method that enables reproducible, quantitative detection of multiple biogenic amines-including octopamine, dopamine, serotonin, and their precursors-from single Drosophila individuals.
Aki Hori   +4 more
doaj   +2 more sources

Octopamine modulates insect mating and Oviposition

open access: yesJournal of Chemical Ecology, 2022
The neuro-mechanisms that regulate insect reproduction are not fully understood. Biogenic amines, including octopamine, are neuromodulators that have been shown to modulate insect reproduction in various ways, e.g., promote or inhibit insect mating or oviposition.
Dandan, Liu   +8 more
openaire   +3 more sources

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

Octopamine signaling from clock neurons plays dual roles in Drosophila long-term memory. [PDF]

open access: yesPLoS Genetics
Circadian clock genes are best known for regulating circadian rhythms, but they also play crucial roles in memory processes. This suggests that memory is modulated by neural networks containing clock neurons, although the underlying mechanisms remain ...
Yuto Kurata   +2 more
doaj   +2 more sources

Octopamine modulates the innate immune response in Drosophila melanogaster [PDF]

open access: yesFrontiers in Immunology
BackgroundOctopamine, the functional equivalent of noradrenaline in invertebrates, is a key neuromodulator that also influences immune functions. However, the receptor‑specific roles of octopamine in regulating innate immunity in Drosophila melanogaster ...
Karin Uliczka   +8 more
doaj   +2 more sources

The GABAA receptor RDL modulates the auditory sensitivity of malaria mosquitoes [PDF]

open access: yesiScience
Summary: Malaria mosquitoes acoustically detect mating partners through their flight tones in noisy swarms. Here, we study the auditory role of GABA, one of the main efferent signaling molecules in the mosquito ear, and its interactions with octopamine ...
David A. Ellis   +9 more
doaj   +2 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

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