Results 31 to 40 of about 20,144 (188)

Metal-Binding Ability of Leu-Enkephalin, Related Glycoconjugates and Peptidomimetics

open access: yesCroatica Chemica Acta, 2015
Both the chemistry and consequences of the nonenzymatic reaction between reducing sugars and reactive amino groups of amino acids, peptides and proteins (known as the Maillard reaction), have received considerable attention in food and health science ...
Zsuzsa Majer   +5 more
doaj   +1 more source

An Immunocytochemical Study of Endocrine Cells in the Gut of a Stomachless Teleost Fish, Grass Carp, Cyprinidae

open access: yesCell Transplantation, 1993
Nineteen different antisera raised against mammalian hormones were used to identify the occurrence and distribution of endocrine cells in the gut of grass carp (Ctenopharyngodon idellus).
Qian-Sheng Pan, Zhi-Ping Fang
doaj   +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   +2 more sources

Dynamic Metabolic Footprinting Reveals the Key Components of Metabolic Network in Yeast Saccharomyces cerevisiae [PDF]

open access: yes, 2014
Metabolic footprinting offers a relatively easy approach to exploit the potentials of metabolomics for phenotypic characterization of microbial cells.
Chumnanpuen, Pramote   +3 more
core   +3 more sources

Pro-opiomelanocortin co-localizes with corticotropin-releasing factor in axon terminals of the noradrenergic nucleus locus coeruleus [PDF]

open access: yes, 2006
We previously demonstrated that the opioid peptide, enkephalin, and corticotropin-releasing factor (CRF) are occasionally co-localized in individual axon terminals but more frequently converge on common dendrites in the locus coeruleus (LC).
Glaser, Julia D.   +3 more
core   +2 more sources

Untargeted Metabolomics Reveals Seasonal and Tissue‐Specific Metabolic Shifts in Holothuria cinerascens

open access: yesChemistry &Biodiversity, EarlyView.
Untargeted metabolic profiling of three body tissues from Holothuria cinerascens in South Africa using 1H‐NMR and UPLC–QTOF–MS revealed distinct tissue‐specific and seasonal metabolic variations, with the body wall and gut/mesentery exhibiting high metabolite diversity.
Cassandra Upton   +3 more
wiley   +1 more source

UHPLC-PDA-ESI-TOF/MS metabolic profiling and antioxidant capacity of arabica and robusta coffee silverskin: antioxidants vs phytotoxins [PDF]

open access: yes, 2017
A deeper knowledge of the chemical composition of coffee silverskin (CS) is needed due to the growing interest in its use as a food additive or an ingredient of dietary supplements.
Lavecchia, R.   +3 more
core   +1 more source

UHPLC‐MSE Insights Into Extrusion‐Driven Changes in Wheat Phenolics and Their Bioaccessibility

open access: yesCereal Chemistry, EarlyView.
ABSTRACT Background and Objectives This study evaluated the impact of thermoplastic extrusion (wheat snack, WS) and cold extrusion followed by cooking (wheat pasta, WP) on phenolic compounds (PC) in two Brazilian wheat genotypes, commercially classified by gluten strength (ORS Agile, strong; ORS Vintecinco, weak).
Renata Marenda Ferreira   +5 more
wiley   +1 more source

Antinociceptive Effect of Intrathecal Injection of Genetically Engineered Human Bone Marrow Stem Cells Expressing the Human Proenkephalin Gene in a Rat Model of Bone Cancer Pain

open access: yesPain Research and Management, 2017
Background. This study aimed to investigate the use of human bone marrow mesenchymal stem cells (hBMSCs) genetically engineered with the human proenkephalin (hPPE) gene to treat bone cancer pain (BCP) in a rat model. Methods. Primary cultured hBMSCs were
Yi Sun   +4 more
doaj   +1 more source

Isolation and amino acid sequence analysis of a 4,000-dalton dynorphin from porcine pituitary [PDF]

open access: yes, 1982
A 4,000-dalton dynorphin was isolated from porcine pituitary. It has 32 amino acids (Mr = 3,986), with the previously described heptadecapeptide (now called dynorphin A) at its amino terminus and a related tridecapeptide, dynorphin B, at its carboxyl ...
Fischli, Walter   +3 more
core  

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