Results 81 to 90 of about 2,094 (191)

Cells expressing preproenkephalin mRNA in the rat pineal gland are not serotonin-producing pinealocytes: evidence using in situ hybridization combined with immunocytochemistry for serotonin

open access: yes, 1996
1. Preproenkephalin (PPEnk) mRNA expressing cells have been identified in rat pineal gland using radioactive in situ hybridization histochemistry. 2. Approximately 7% of the cells in the pineal gland (7.5 +/- 0.86, mean +/- 95% CI) express PPEnk mRNA ...
Sagen, J   +3 more
core   +1 more source

The effect of aging on the response of striatal preproenkephalin and preprotachykinin mRNA contents to chronic haloperidol treatment in rats: Measurement by solution-hybridization RNase protection assay

open access: yes, 1998
The preproenkephalin (PPeK) and preprotachykinin (PPT) mRNA contents in 3-, 10- and 23-month-old rats in the striatum were measured by solution hybridization-RNase protection assay after 3 weeks of haloperidol injection.
Tang, F, Lau, SM
core   +1 more source

Aberrant methylation of preproenkephalin and p16 genes in pancreatic Intraepithelial neoplasia and pancreatic ductal adenocarcinoma

open access: yes, 2002
Pancreatic intraductal neoplasia (PanIN) is thought to be the precursor to infiltrating pancreatic ductal adenocarcinoma. We have previously shown that the preproenkephalin (ppENK) and p16 genes are aberrantly methylated in pancreatic adenocarcinoma.
Takashi Ueki   +17 more
core   +1 more source

Immunohistochemical detection of preproenkephalin in the mouse brain [PDF]

open access: yesProtocol Exchange, 2013
Liliana Minichiello   +3 more
openaire   +1 more source

Preproenkephalin Expression in Peripheral Blood Mononuclear Cells of Acutely Underweight and Recovered Patients with Anorexia Nervosa

open access: yes, 2010
<i>Background:</i> The prohormone preproenkephalin (ppE) and its derived peptides are involved in leukocyte functioning as well as in the regulation of hunger and satiety.
Roland Burghardt   +7 more
core   +1 more source

Crosstalk between oestrogen receptors and thyroid hormone receptor isoforms results in differential regulation of the preproenkephalin gene

open access: yes, 2001
Nuclear receptors are ligand-activated transcription factors, which have the potential to integrate internal metabolic events in an organism, with consequences for control of behaviour.
Daniel, S.   +11 more
core   +1 more source

Overexpression of µ-Opioid Receptors in Peripheral Afferents, but Not in Combination with Enkephalin, Decreases Neuropathic Pain Behavior and Enhances Opioid Analgesia in Mouse

open access: yes, 2018
Background The current study used recombinant herpes simplex virus type I to increase expression of µ-opiate receptors and the opioid ligand preproenkephalin in peripheral nerve fibers in a mouse model of neuropathic pain.
Brad Peper   +7 more
core   +1 more source

Immunohistochemical evidence for preproenkephalin A synthesis in human retinoblastoma.

open access: yesInvestigative ophthalmology & visual science, 1984
Human retinoblastoma contains clusters of cells immunoreactive for methionine-enkephalin and methionine-enkephalin-arginine-phenylalanine. Some tumour cells also exhibited methionine-enkephalin-arginine-glycine-leucine-like immunoreactivity. The results are in agreement with those obtained with similar testing of neuroblastoma cell cultures.
A, Tarkkanen   +3 more
openaire   +1 more source

Striatal Responses to Partial Dopaminergic Lesion: Evidence for Compensatory Sprouting

open access: yes, 2000
Dopaminergic lesions result in the acute loss of striatal dopamine content, the loss of tyrosine hydroxylase-immunoreactive fibers, upregulation of preproenkephalin mRNA expression, and compensatory changes in the synthesis and metabolism of dopamine ...
David D. Song, Suzanne N. Haber
core   +1 more source

Editorial: Physiology and pathophysiology of the olfactory system. [PDF]

open access: yesFront Neural Circuits, 2022
Kashiwadani H   +5 more
europepmc   +1 more source

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