Results 1 to 10 of about 15,992 (123)

Role of enkephalin derivative in promoting wound healing and scar remodeling via increased epidermal growth factor in a mouse model [PDF]

open access: yesArchives of Aesthetic Plastic Surgery, 2023
Background Enkephalin, an endogenous neuropeptide, binds to the delta (δ) opioid receptor and exerts an antinociceptive effect. Recent studies have suggested that neuropeptides might effectuate cutaneous wound healing.
Sun Eung Kim   +2 more
doaj   +1 more source

Exposure to exogenous enkephalins disrupts reproductive development in the Eastern lubber grasshopper, Romalea microptera (Insecta: Orthoptera). [PDF]

open access: yesPLoS ONE, 2012
Enkephalins play a major role in reproductive physiology in crustaceans; however their role in reproductive development in insects is largely unknown. We investigated the effect of exposure to exogenous leucine-enkephalin (Leu-Enk), methionine-enkephalin
Sandeep Kumar   +4 more
doaj   +1 more source

Active site mutations change the cleavage specificity of neprilysin. [PDF]

open access: yesPLoS ONE, 2012
Neprilysin (NEP), a member of the M13 subgroup of the zinc-dependent endopeptidase family is a membrane bound peptidase capable of cleaving a variety of physiological peptides.
Travis Sexton   +4 more
doaj   +1 more source

Synthesis of New Opioid Analgesic Peptide Analogues to Enkephalin (Leucine- and Methionine-Enkephalin)

open access: yesIraqi Journal of Pharmaceutical Sciences, 2017
A small number of researches were done in the design and synthesis of enkephalin analogues that are able to resist degradation effect of proteolytic enzymes with good bioavailability and half-lives.Through studying structure activity relationships we ...
Muthanna S. Al-Ttaee   +2 more
doaj   +3 more sources

MALDI-induced fragmentation of leucine enkephalin, nitro-Tyr-leucine enkaphalin, and d5-Phe-nitro-Tyr-leucine enkephalin [PDF]

open access: yesInternational Journal of Mass Spectrometry, 2009
The long-term objective of this study is to use MALDI MS and MS/MS to study the fragmentation pattern of in vitro nitrotyrosine-containing peptides in order to assist the interpretation of MS-identification of endogenous nitroproteins in human tissues and fluids.
Xianquan, Zhan, Dominic M, Desiderio
openaire   +2 more sources

Measurement of tissue azithromycin levels in self-collected vaginal swabs post treatment using liquid chromatography and tandem mass spectrometry (LC-MS/MS). [PDF]

open access: yesPLoS ONE, 2017
Azithromycin is recommended for the treatment of uncomplicated urogenital chlamydia infection although the standard 1gram dose sometimes fails to eradicate the infection (treatment failure).
Lenka A Vodstrcil   +12 more
doaj   +1 more source

Review of Kyotorphin Research: A Mysterious Opioid Analgesic Dipeptide and Its Molecular, Physiological, and Pharmacological Characteristics

open access: yesFrontiers in Medical Technology, 2021
Tyrosine-arginine (kyotorphin), an opioid analgesic dipeptide, was discovered more than 40 years ago in 1979. The evidence accumulated during this period has established the physiological significance of kyotorphin as a neuromodulating peptide, and ...
Hiroshi Ueda, Hiroshi Ueda, Hiroshi Ueda
doaj   +1 more source

Enkephalin Leucine Microspheres Suspension as a Sustained Antiplaque Antimicrobial Delivery System

open access: yesAl-Mustansiriyah Journal of Pharmaceutical Sciences, 2010
The purpose of this study is to prepare a formulation containing enkephalin leucine as an antiplaque/antibacterial agent. Enkephalin leucine microspheres were prepared using a poly(D-L-lactide-co-glycolide) (PLGA) as a delivery system.
Laith H. Samein
doaj   +1 more source

Preparation of mixed-mode stationary phase for separation of peptides and proteins in high performance liquid chromatography

open access: yesScientific Reports, 2022
Porous silica particles were prepared by sol–gel method with some modification to get wide-pore particles. These particles were derivatized with N-phenylmaleimide-methylvinylisocyanate (PMI) and styrene by reversible addition fragmentation chain transfer
Sarah Alharthi   +6 more
doaj   +1 more source

Degradation of Multiple Peptides by Microcystin-Degrader Paucibacter toxinivorans (2C20)

open access: yesToxins, 2021
Since conventional drinking water treatments applied in different countries are inefficient at eliminating potentially toxic cyanobacterial peptides, a number of bacteria have been studied as an alternative to biological filters for the removal of ...
Allan A. Santos   +6 more
doaj   +1 more source

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