Results 41 to 50 of about 10,678 (183)

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

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

Opioid precursor protein isoform is targeted to the cell nuclei in the human brain [PDF]

open access: yes, 2017
Background: Neuropeptide precursors are traditionally viewed as proteins giving rise to small neuropeptide molecules. Prodynorphin (PDYN) is the precursor protein to dynorphins, endogenous ligands for the kappa-opioid receptor.
Alkass, Kanar   +15 more
core   +1 more source

The Effect of Exogenously Applied Dicarboxylic Acids (Photon) on the Maize (Zea mays) Metabolite Profile

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT Maize is an important crop worldwide with approximately 1200 million tons consumed and a market size worth $143 billion. Environmental stress influence production of crops and mitigating these ensures optimum production. Dicarboxylic acids are known as emulsifying agents that mitigate various stresses in plants.
Mhlonipheni Msomi   +3 more
wiley   +1 more source

Backbone Protecting Groups for Enhanced Peptide and Protein Synthesis

open access: yesAngewandte Chemie, Volume 137, Issue 33, August 11, 2025.
This review provides a comprehensive account of the use of backbone N‐protecting groups in peptide synthesis. It includes detailed synthetic methods relating to their introduction and removal and their application to “difficult” peptides and proteins of biological significance in both academic and industry contexts.
Samuel J. Paravizzini   +3 more
wiley   +2 more sources

Serotoninergic, peptidergic and GABAergic innervation of the ventrolateral and dorsolateral motor nuclei in the cat S1/S2 segments: An immunofluorescence study [PDF]

open access: yes, 1994
Indirect single- and double-staining immunofluorescence techniques were used to study the serotoninergic, peptidergic and GABAergic innervation of the ventrolateral (Onuf's nucleus) and dorsolateral (innervating intrinsic foot sole muscles) nuclei ...
Arvidsson, U. (U.)   +5 more
core   +1 more source

Anti‐Inflammatory and Antibacterial Properties of Curcuma longa Extract Against Helicobacter pylori

open access: yesMolecular Nutrition &Food Research, EarlyView.
This study explored the effects of Curcuma longa extract (CLE) against H. pylori infection. CLE contained 18 chemical compounds and completely inhibited growth of H. pylori Sydney strain 1 (SS1) in vitro. In infected mice with H. pylori SS1, oral administration of CLE successfully eradicated H.
Jeongsook Kim   +7 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  

N‐Geranylated Amino Acid Surfactants with Low Critical Micelle Concentrations from Abundant, Naturally Derived Starting Materials

open access: yesChemistryOpen, EarlyView.
Cleaning Up Surfactants: Realising critical micelle concentrations lower than sodium dodecyl sulfate with sustainable surfactants prepared from amino acids and naturally occurring aldehydes. In this work, a simple method for the preparation of N‐alkylated amino acid surfactants in 1–2 steps is reported.
Brett L. Pollard   +3 more
wiley   +1 more source

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