Results 61 to 70 of about 67,731 (192)

Phenincyclidine decreases methionine-enkephalin content in rat striatum

open access: yes, 1983
The acute administration of phencyclidine induced a decrease in methionine-enkephalin levels in rat striatum, as measured by specific radioimmunoassay. The maximum decrease (about 40% with respect to controls) was obtained at a dose of 20 mg/kg, 30 min ...
GESSA G., FRATTA, WALTER, ZIVKOVIC B
core   +1 more source

Lentil Flours as Sustainable Source of Proteins for the Food Industry

open access: yesSustainable Food Proteins, Volume 3, Issue 3, September 2025.
Lentils, due to their accessibility, sustainability, and high nutritional value, emerge as a promising option as protein flour for food development. This study evaluated different functional and nutritional properties of lentil flours. ABSTRACT The growing transition toward a plant‐based diet, coupled with the need for sustainable dietary protein ...
S. M. Pontoni   +3 more
wiley   +1 more source

Kinetics of chymotrypsin- and papain-catalysed synthesis of [leucine]enkephalin and [methionine]enkephalin [PDF]

open access: yesBiochemical Journal, 1984
The proteinase-catalysed synthesis of [Leu]enkephalin and [Met]enkephalin was studied kinetically. N alpha-t-Butoxycarbonyl-amino acids and peptides or their ethyl esters served as acyl donors, and amino acid phenylhydrazides were used as acyl acceptors.
openaire   +3 more sources

Chronic Intermittent Ethanol and Withdrawal Suppress Evoked and Spontaneous GABA Release Onto Distinct Populations of Basolateral Amygdala Principal Neurons

open access: yesAddiction Biology, Volume 30, Issue 9, September 2025.
Rat basolateral amygdala principal neurons projecting to the nucleus accumbens (BLANAc) and bed nucleus of the stria terminalis (BLABNST) represent independent cell populations. In male BLANAc neurons only (left), CIE/WD decreases feedforward GABA release from lateral paracapsular interneurons.
Michaela E. Price   +6 more
wiley   +1 more source

Comparison of methionine-enkephalin and morphine in the stimulation of gastric acid secretion in the dog

open access: yes, 1980
In dogs with Heidenhain pouches and gastric fistulas, we studied acid secretion in response to systemic or portal infusion of methionine-enkephalin (met-enkephalin), enkephalin-analog, or morphine.
Coy, David H   +5 more
core   +1 more source

Preparation and properties of three analogues of [5-leucine]enkephalin, substrates for enzyme conversion studies

open access: yes, 1985
Analogues of [5-Leu]enkephalin, prolonged by methionine on the N-terminus or, by lysine or methionine on the C-terminus were prepared by fragment condensation, purified by ion exchange chromatography or high-pressure liquid chromatography. The substances
Karel Hauzer   +4 more
core   +1 more source

Actions of D-Ala2-D-Leu5-enkephalin and dynorphin A (1–17) on neocortical neurons in vitro [PDF]

open access: yes, 1984
Intracellular recordings were made from neocortical neurons in vitro. Application of D-Ala2-D-Leu5-enkephalin (DADL) by different methods produced a decrease in EPSP amplitude and in the amplitude of L-glutamate-induced depolarizations without changes in
Zieglgänsberger, Walter, Sutor, Bernd
core   +1 more source

Proopiomelanocortin-related peptides and methionine enkephalin in human follicular fluid: changes during the menstrual cycle.

open access: yes, 1987
Several studies indicate the presence of different pituitary hormones or neuropeptides in ovarian follicular fluid from various species. Recently our group showed that the ovarian follicular fluid of health women contains two of the endogenous opioid ...
Volpe A   +7 more
core   +2 more sources

Methionine-enkephalin immunoreactivity in the gonads and nervous system of 2 insect species: Locusta migratoria and Sarcophaga bullata

open access: yes, 1988
Methionine(met)-enkephalin immunoreactivity as visualized by the peroxidase-antiperoxidase procedure, is present in spermatogonia, spermatocytes, spermatids, and young ovarian follicles of Locusta (panoistic type) and Sarcophaga (polytrophic type ...
Schoofs, Liliane   +3 more
core   +1 more source

Metabolism and absorption enhancement of methionine enkephalin in human nasal epithelium

open access: yes, 2004
The objective of this study was to investigate absorption enhancing approaches for systemic delivery of methionine enkephalin via the nose. Absorption promotion of methionine enkephalin in the presence of protease inhibitors (bestatin, puromycin) and ...
Agu, Remigius U.   +4 more
core   +1 more source

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