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Metamorphosin A is a neuropeptide

Roux's Archives of Developmental Biology, 1995
A novel biologically active peptide (metamorphosin A, MMA, pEQPGLW.NH2) has recently been described. It was isolated from Anthopleura elegantissima and triggers metamorphosis in Hydractinia echinata. Antibodies directed against the C-terminal part of the molecule immunohistochemically stain neurosensory cells and processes in the anterior part of ...
Thomas, Leitz, Marion, Lay
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Neuropeptides in hyperthermia

2007
Brain damage as a result of hyperthermia or heat-stress has been the focus of attention in many areas of neuroscience in recent years. Heat-induced alterations in structural components of the central nervous system (CNS) will obviously also influence the relevant transmitter systems, which may be involved in a variety of different behaviors.
Fred, Nyberg, Mathias, Hallberg
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Neuropeptides and Coexistence

2009
Neuropeptides are small proteins produced by neurons that act on G protein-coupled receptors and are responsible for slow-onset, long-lasting modulation of synaptic transmission. Neuropeptides often coexist with each other or with other neurotransmitters in single neurons.
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Neuropeptides and thirst

Progress in Neuro-Psychopharmacology and Biological Psychiatry, 1983
A number of neuropeptides have been found to affect fluid intake when injected directly into the brain of various vertebrate species. These include: angiotensin II and its peptide precursors; the tachykinins Substance P, eledoisin and physalaemin; the opioid peptides met- and leu-enkephalin and beta-endorphin; bombesin; neurotensin; and vasopressin ...
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Neuropeptides in epilepsy

Neuropeptides, 2013
Neuropeptides play an important role in modulating seizures and epilepsy. Unlike neurotransmitters which operate on a millisecond time-scale, neuropeptides have longer half lives; this leads to modulation of neuronal and network activity over prolonged periods, so contributing to setting the seizure threshold.
Stjepana, Kovac, Matthew C, Walker
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Neuropeptides and obesity

Nutrition, 2000
This review focuses on the expression, content, and release of neuropeptides and on their role in the development of obesity in animal models with single-gene mutations. The balance between neuropeptides that contribute to the control of feeding behavior is profoundly and variously altered in these models, supporting the concept of the existence of ...
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Neuropeptides in the hypothalamus

The hypothalamus is one of the most complex region in the central nervous system regarding neuroanatomy, neurochemical content, neuropeptide/classical neurotransmitter interactions, physiological actions, and pathophysiology. Hypothalamic neuropeptides have been involved in a large plethora of mechanisms related with obesity, anxiety, feeding, energy ...
Pilar, Marcos   +2 more
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Neuropeptides and Seizures

Neurologic Clinics, 1986
There are four lines of evidence for or against a role of neuropeptides in epilepsy: Administration of a variety of opiate agonists into the ventricles or brain of animals produces a constellation of electrical and behavioral changes, seemingly receptor-specific, both sensitive to the specific opiate antagonist naloxone as well as certain ...
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Neuropeptides in flatworms

Peptides, 2002
The use of well-characterized antibodies raised to neuronal signal substances and their application through immunocytochemistry and confocal scanning laser microscopy has revolutionized studies of the flatworm nervous system (NS). Data about flatworm neuropeptides and the spatial relationship between neuropeptides and other neuronal signal substances ...
M K S, Gustafsson   +6 more
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What Are Neuropeptides?

2011
We know neuropeptides now for over 40 years as chemical signals in the brain. The discovery of neuropeptides is founded on groundbreaking research in physiology, endocrinology, and biochemistry during the last century and has been built on three seminal notions: (1) peptide hormones are chemical signals in the endocrine system; (2) neurosecretion of ...
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