Results 101 to 110 of about 4,865 (234)

Novel Organelle‐Based Intracellular Immunity With Mechanistic and Therapeutic Implications

open access: yesBarrier Immunity, EarlyView.
A conceptual framework illustrating how PAMPs/DAMPs initiate barrier, innate, adaptive, and intracellular immune responses, with organelle‐based intracellular immunity serving as a central integrator linking metabolism, inflammatory signaling, and therapeutic interventions to restore immune homeostasis.
Keman Xu   +9 more
wiley   +1 more source

Analytical TMAH pyrolysis of dipeptides: Formation of new complex cyclic compounds related to the presence of the peptide bond [PDF]

open access: yes, 2013
International audienceTo evaluate the influence of the peptide bond on the nature of pyrolysis products released from proteinaceous material, 16 dipeptides were subjected to pyrolysis in the presence of TMAH.
Templier, J., Gallois, N., Derenne, S.
core   +1 more source

In Silico Evaluation of Diketopiperazine (DPK) Derivatives as Potential Inhibitors for G-Protein-Coupled Receptors (GPCRs)

open access: yesMedical Sciences Forum
G-protein-coupled receptors (GPCRs) are a group of various membrane proteins that mediate essential physiological processes by translating extracellular signals into intracellular responses.
Sepideh Jafari, Joanna Bojarska
doaj   +1 more source

Metabolic abnormalities and reprogramming in cats with naturally occurring hypertrophic cardiomyopathy

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1256-1270, April 2025.
Abstract Background and aims The heart is a metabolic organ rich in mitochondria. The failing heart reprograms to utilize different energy substrates, which increase its oxygen consumption. These adaptive changes contribute to increased oxidative stress.
Qinghong Li   +12 more
wiley   +1 more source

Improved Incorporation of Arylglycines Into Ramoplanin Sequences via Solid‐Phase Peptide Synthesis

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
The incorporation of arylglycines using solid‐phase peptide synthesis remains challenging due to the sensitivity of these residues for epimerization. Here, exploring multiple conditions for the incorporation of arylglycine residues into peptides using SPPS demonstrates how small changes to current synthesis protocols can lead to significant ...
Edward Marschall   +3 more
wiley   +1 more source

Screening of Various Metabolites in Six Barley Varieties Grown under Natural Climatic Conditions (2016–2018)

open access: yesMicroorganisms, 2019
Climatic changes influence considerably the distribution and occurrence of different secondary metabolites in cereals. The aim of this investigation was to assess the changes in metabolite prevalence observed in six different winter barley varieties over
Kristina Habschied   +7 more
doaj   +1 more source

Microbial Interventions in Processing of Plant Based Proteins: Unlocking Extraction Dynamics and Functionality for Human Health

open access: yesFood Bioengineering, EarlyView.
Fermentation enhances nutritional & techno‐functional properties of plant protein. Three distinct stages of fermentation impact on different aspects of plant protein. Fermentation induces flavors modulation through new organic compounds formation. Plant protein fermentation improves their utility in food applications.
Disha   +3 more
wiley   +1 more source

Almond (Amygdalus communis L.) Peptides Improve Scopolamine‐Induced Learning and Memory Impairment in Mice

open access: yesFood Safety and Health, EarlyView.
Figure Schematic showing the improvement of almond peptides on learning and memory impairment induced by scopolamine in mice. Almond peptides (APs) could improve the learning and memory in scopolamine‐induced mice by maintaining cholinergic system homeostasis and regulating Nrf2/Keap1 signaling pathway, via activating the Nrf2 transcription factor and ...
Xin Shang   +7 more
wiley   +1 more source

Intestinal Absorption of Stable Cyclic Dipeptides by the Oligopeptide Transporter in Rat [PDF]

open access: yes, 1998
Intestinal absorption of four cyclic dipeptides was studied in the everted small intestine of the rat. Cyclic seryltyrosine (cyclo(Ser-Tyr)) was stable enough to be transported whereas linear seryltyrosine was not. The absorption clearance
Satoshi Masubuchi   +2 more
core   +1 more source

The high-throughput solid-phase extraction of cis-cyclo(L-Leu-L-Pro) and cis-cyclo(L-Phe-L-Pro) from Lactobacillus plantarum demonstrates efficacy against multidrug-resistant bacteria and influenza A (H3N2) virus

open access: yesFrontiers in Molecular Biosciences
Introduction2,5-diketopiperazines are the simplest forms of cyclic dipeptides (CDPs) and have diverse frameworks with chiral side chains that are useful for drug development.
Jaeyoung Son   +4 more
doaj   +1 more source

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