DYNORPHIN A Meaning and
Definition
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Dynorphin A is a neuropeptide that is naturally produced in the human body. It belongs to the opioid peptide family, which primarily functions as a neurotransmitter and neuromodulator in the central nervous system. Specifically, dynorphin A is derived from the precursor peptide called prodynorphin and is known for its potent analgesic, or pain-relieving, properties.
As an endogenous opioid peptide, dynorphin A acts upon specific receptors in the brain and spinal cord, particularly the kappa opioid receptors. Upon binding to these receptors, dynorphin A influences and regulates neuronal transmission by inhibiting the release of neurotransmitters such as substance P and glutamate, thereby modulating pain perception and producing analgesic effects.
Aside from its role in pain modulation, dynorphin A has been linked to numerous physiological functions and behaviors. Research suggests that dynorphin A plays a role in stress responses, motivational behaviors, addiction, and mood regulation. Furthermore, alterations in dynorphin A levels have been observed in certain neurological and psychiatric disorders, such as depression, anxiety, and schizophrenia.
Given its significance in pain regulation and its involvement in various physiological and psychological processes, dynorphin A has gained attention as a potential therapeutic target for managing pain and treating certain neuropsychiatric conditions. Further investigation into its mechanisms of action and potential therapeutic applications may bring forth new insights into the intricate workings of the central nervous system.
Common Misspellings for DYNORPHIN A
- synorphin a
- xynorphin a
- cynorphin a
- fynorphin a
- rynorphin a
- eynorphin a
- dtnorphin a
- dgnorphin a
- dhnorphin a
- dunorphin a
- d7norphin a
- d6norphin a
- dyborphin a
- dymorphin a
- dyjorphin a
- dyhorphin a
- dynirphin a
- dynkrphin a
- dynlrphin a
- dynprphin a
Etymology of DYNORPHIN A
The word "Dynorphin" is derived from two components: "dyna-" and "orphin". "Dyna-" is a prefix used to denote something dynamic or powerful, while "orphin" refers to a peptide derived from the endogenous opioid peptide called "endorphin".
The letter "A" in "Dynorphin A" distinguishes it from other subtypes or isoforms of dynorphin that exist. It is used to specifically refer to the alpha isoform of dynorphin.
So, the etymology of the word "Dynorphin A" can be understood as a combination of "dyna-", meaning dynamic or powerful, "orphin", referring to an endogenous opioid peptide, and the sub-type indicator "A".
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