... (molecular formula C8H11NO2; also known as OA, and also norsynephrine, para-octopamine and others) is an organic ... In vertebrates no octopamine-specific receptors have been identified. Octopamine binds weakly to receptors for norepinephrine ... In the honey bee, octopamine has a major role in learning and memory. In the firefly, octopamine release leads to light ... It was observed that within a rabbit's body, the heart and kidney held the highest concentrations of octopamine. Octopamine was ...

Other names in common use include octopamine hydrolyase, and octopamine hydro-lyase (deaminating). Cuskey SM, Peccoraro V, ... The enzyme octopamine dehydratase (EC 4.2.1.87) catalyzes the chemical reaction 1-(4-hydroxyphenyl)-2-aminoethanol ⇌ {\ ...

... p-octopamine, m-octopamine, and synephrine. These share structural similarities with the three common monoamines: serotonin, ... octopamine. TAAR1 was discovered independently by Borowski et al. and Bunzow et al. in 2001. To find the genetic variants ... octopamine. Thyronamines are molecular derivatives of the thyroid hormone and are very important for endocrine system function ...

Tyramine and Octopamine (Oxyoctopamine)". Acta Pharmacologica et Toxicologica. 4 (3-4): 224-247. doi:10.1111/j.1600-0773.1948. ... most notably serotonin and octopamine. Erspamer was born in 1909 in the small village of Val di Non in Malosco, a municipality ... and therefore named by him octopamine. Vittorio Erspamer, Società Italiana di Farmacologia (in Italian) Negri L (2006). " ...

Octopamine, discovered by Vittorio Erspamer. Oncovirus, type of virus capable of causing cancers. The experiments led by ... Tyramine and Octopamine (Oxyoctopamine)". Acta Pharmacologica et Toxicologica. 4 (3-4): 224-247. doi:10.1111/j.1600-0773.1948. ... "Weak involvement of octopamine in aversive taste learning in a snail". Neurobiology of Learning and Memory. 141: 189-198. doi: ...

Phenylethanolamine m-Tyramine p-Tyramine 3-Methoxytyramine N-Methyltyramine m-Octopamine p-Octopamine Synephrine Thyronamine ... Rank order of potency tyramine > β-phenylethylamine > octopamine = dopamine "Dopamine: Biological activity". IUPHAR/BPS guide ... octopamine). The trace amines that do not inhibit VMAT2 function in monoamine neurons do not release neurotransmitters as ...

This pathway differs from that thought to occur in animals, involving octopamine: tyramine → octopamine → synephrine, where the ... "m-Octopamine: normal occurrence with p-octopamine in mammalian sympathetic nerves". Journal of Neurochemistry. 44 (6): 1862- ... Thus, replacement of the N-methyl group in synephrine with a hydrogen atom gives octopamine; replacement of the β-hydroxy group ... In insects, synephrine has been found to be a very potent agonist at many invertebrate octopamine receptor preparations, and is ...

In July 2014 it was reported that Zabelinskaya had tested positive for octopamine at an international race in the spring. In ... "Zabelinskaya accepts 18-month suspension for octopamine positive". Cycling News. 17 February 2016. Retrieved 18 February 2016. ...

... (INN; also known as meta-octopamine, 3-octopamine, and 3,β-dihydroxyphenethylamine) is an adrenergic agent used as ... Danielson TJ, Boulton AA, Robertson HA (December 1977). "m-Octopamine, p-octopamine and phenylethanolamine in rat brain: a ... Along with its structural isomer p-octopamine and the tyramines, norfenefrine is a naturally occurring, endogenous trace amine ... low circulating levels of octopamine in early disease stages". Neuroscience Letters. 469 (3): 348-351. doi:10.1016/j.neulet. ...

Livingstone, Margaret S.; Harris-Warrick, Ronald M.; Kravitz, Edward A. (1980-04-04). "Serotonin and Octopamine Produce ... Serotonin and octopamine are contained in different nerve endings". Journal of Neurobiology. 12 (1): 27-54. doi:10.1002/neu. ...

Around this time, the laboratory also began experimenting with the neuroamines serotonin and octopamine. By trying to ... Later, Kravitz's work with neuroamines demonstrated that serotonin and octopamine act as synaptic modulators. Kravitz continued ... injected serotonin or octopamine into two different lobsters. The results were surprising: the lobster injected with serotonin ... "Serotonin and Octopamine Produce Opposite Postures in Lobsters". Science. 208 (4439): 76-79. doi:10.1126/science.208.4439.76. ...

"Zabelinskaya accepts 18-month suspension for octopamine positive". Cycling News. 17 February 2016. Archived from the original ...

... it is replaced by octopamine, a closely related chemical with a closely related synthesis pathway. In insects, octopamine has ... Verlinden H, Vleugels R, Marchal E, Badisco L, Pflüger HJ, Blenau W, Broeck JV (2010). "The role of octopamine in locusts and ... It has been argued that octopamine evolved to replace norepinephrine rather than vice versa; however, the nervous system of ... amphioxus (a primitive chordate) has been reported to contain octopamine but not norepinephrine, which presents difficulties ...

Verlinden H, Vleugels R, Marchal E, Badisco L, Pflüger HJ, Blenau W, Broeck JV (August 2010). "The role of octopamine in ... It is the most active antagonist known of silk moth (Bombyx mori) octopamine receptor α, intermediate for Bm tyramine receptors ... octopamine receptor α and tyramine receptor 1. There appears to be a dose-dependent risk for seizures with chlorpromazine ... 1 & 2, weak for Drosophila octopamine receptor β, high for Drosophila tyramine receptor 1, intermediate for migratory locust ( ...

Microbiome of the Drosophila species is also known to promote aggression by octopamine OA signalling. The microbiome has been ... July 2015). Goodrich-Blair H (ed.). "Wolbachia Influences the Production of Octopamine and Affects Drosophila Male Aggression ...

Tyramine Octopamine Epinine N-Methylphenethylamine Hordenine Candicine Broadley KJ (March 2010). "The vascular effects of trace ...

However, when octopamine agonists were administered upon these sleep-deprived flies, aggression levels were seen to be ... Specifically, this occurs through the impairment of Octopamine and dopamine signaling, which are important pathways for ... "Interaction between sleep and metabolism in Drosophila with altered octopamine signaling". The Journal of Biological Chemistry ...

The venom is reported to block receptors for the neurotransmitter octopamine. Once the host is incapacitated, the wasp proceeds ... Basically, it limits the effectiveness of octopamine, the neurotransmitter that controls muscle contraction in sudden movements ...

It is also precursor to octopamine and melanin in numerous organisms. Tyrosine is the precursor to the thyroid hormone ...

Ma Z, Guo X, Lei H, Li T, Hao S, Kang L (January 2015). "Octopamine and tyramine respectively regulate attractive and repulsive ... Alkema MJ, Hunter-Ensor M, Ringstad N, Horvitz HR (April 2005). "Tyramine Functions Independently of Octopamine in the ... Ohta H, Ozoe Y (2014). "Molecular Signalling, Pharmacology, and Physiology of Octopamine and Tyramine Receptors as Potential ... and octopamine does not activate alpha or beta adrenergic receptors.[medical citation needed] When using a MAO inhibitor (MAOI ...

In 2014, Češulienė was disqualified for a positive doping control for octopamine. 2005 National Road Championships 1st Road ...

p. 218: Octopamine and serotonin regulates the activity of the M3 neurons that direct contraction of the pharynx during C. ... In the nematode C. elegans, artificial depletion of serotonin or the increase of octopamine cues behavior typical of a low-food ... This olfactory response broadening was demonstrated to go along with increased serotonin and dopamine, but not octopamine in ... The released serotonin activates the muscles used for feeding, while octopamine suppresses them. Serotonin diffuses to ...

Halostachine Isoprenaline Isopropylamphetamine Methylhexanamine Octopamine Phenpromethamine Synephrine Pre-workout Anderson WG ...

The octopus produces venom containing tetrodotoxin, histamine, tryptamine, octopamine, taurine, acetylcholine, and dopamine. ...

... adrenoceptors by octopamine: comparative studies in mammalian fat cells." Naunyn-Schmiedebergs Arch. Pharmacol. 359 310-321. G ...

Selcho M, Pauls D, el Jundi B, Stocker RF, Thum AS (2012) The role of octopamine and tyramine in Drosophila larval locomotion. ... octopamine, and serotonin in the larval chemosensory system of Drosophila melanogaster. J. Comp. Neurol. 453, 157-167 47. ... octopamine, and serotonin in the larval chemosensory system ofDosophila melanogaster". The Journal of Comparative Neurology. ...

Wheaton, T. A.; Stewart, I. (June 1970). "The distribution of tyramine, N-methyltyramine, hordenine, octopamine, and synephrine ...

Dopamine and octopamine are released by mushroom body interneurons, while odors directly activate neurons in the olfactory ... On the other hand octopamine does not seem to affect the MB's sleep function. We know that mushroom body structures are ... In the rut mutant, a genotype in which the rutabaga is abolished, the responses to both dopamine and octopamine were greatly ... Therefore, rut AC in mushroom body neurons works as a coincidence detector with dopamine and octopamine functioning ...

Sedlock ML, Ravitch J, Edwards DJ (August 1985). "The effects of imipramine and iprindole on the metabolism of octopamine in ... but not limited to octopamine, amphetamine, methamphetamine, fenfluramine, phenelzine, tranylcypromine, trimipramine, and ...

... such octopamine and 2-hydroxyphenethylamine). Dysregulation of the serotonin system, too, has been reported. Depletion of zinc ...