Results 11 to 20 of about 319 (137)

Impact of ciprofloxacin and chloramphenicol on the lipid bilayer of Staphylococcus aureus: changes in membrane potential. [PDF]

open access: yesBiomed Res Int, 2013
The present study was undertaken to explore the interaction of ciprofloxacin and chloramphenicol with bacterial membranes in a sensitive and in a resistant strains of Staphylococcus aureus by using 1‐anilino‐8‐naphthalene sulfonate (ANS). The binding of this probe to the cell membrane depends on the surface potential, which modulates the binding ...
Páez PL, Becerra MC, Albesa I.
europepmc   +2 more sources

Chemical Zymogens: Specificity and Steroidal Control of Reactivation

open access: yesChemBioChem, Volume 24, Issue 15, August 1, 2023., 2023
Chemical zymogens are to proteins what prodrugs are to small molecule drugs. This notion is developed herein on the example of papain, a cysteine protease. A disulfide‐based chemical zymogen for papain was protected from thiol poisons and could be reactivated on demand to initiate proteolysis.
Mireia Casanovas Montasell   +2 more
wiley   +1 more source

Determining the impact of genotype × environment on oat protein isolate structural and functional characteristics

open access: yesCereal Chemistry, Volume 100, Issue 4, Page 986-1000, July/August 2023., 2023
Abstract Background and Objectives The effect of genotype × environment (G × E) on oat protein structural characteristics and functionality was studied using three oat genotypes grown in three different environments across the Canadian Prairies. Findings The protein content of oat protein isolate (OPI) ranged from 76.9% to 90.2%.
Roshema Mel   +4 more
wiley   +1 more source

How Single Site Mutations Can Help Understanding Structure Formation of Amyloid β1−40

open access: yesMacromolecular Bioscience, Volume 23, Issue 5, May 2023., 2023
The contact between phenylalanine 19 and leucine 34 in Aβ molecules is highly conserved suggesting a particular significance for Aβ misfolding and, in turn, for its neurotoxicity. Point mutations in Aβ peptides at the contact F19−L34 help understanding this importance.
Benedikt Schwarze, Daniel Huster
wiley   +1 more source

Neutrophil activation by Escherichia coli isolates from human intestine: effects of bacterial hydroperoxidase activity and surface hydrophobicity

open access: yesFEBS Open Bio, Volume 10, Issue 3, Page 414-426, March 2020., 2020
The ability of Escherichia coli isolates from the intestines of Crohn’s disease (CD) patients to avoid neutrophil activation and to utilize reactive oxygen species was analyzed. Neutrophil activation was detected in vitro in normal human blood via luminol chemiluminescence (CL).
Mariam Moshkovskaya   +15 more
wiley   +1 more source

Physical and oxidative stability of chicken oil‐in‐water emulsion stabilized by chicken protein hydrolysates

open access: yesFood Science &Nutrition, Volume 8, Issue 1, Page 371-378, January 2020., 2020
The chicken hydrolysates exhibited good antioxidant activity and emulsion ability, which can be used to protect chicken oil from oxidation. Abstract The emulsifying and antioxidant properties of chicken protein hydrolysates for the physical and oxidative stabilization of chicken oil‐in‐water emulsion were investigated.
Xianghua Chai   +5 more
wiley   +1 more source

Characteristics, Functional Properties, and Antioxidant Activities of Water‐Soluble Proteins Extracted from Grasshoppers, Patanga succincta and Chondracris roseapbrunner

open access: yesJournal of Chemistry, Volume 2018, Issue 1, 2018., 2018
Water‐soluble proteins extracted from two species of grasshoppers, Patanga succincta (WSPP) and Chondracris roseapbrunner (WSPC), were characterized as well as their functional properties and antioxidant activities were investigated. The extraction yield, on a wet weight basis, was 7.35% and 7.46% for WSPP and WSPC, respectively.
Niphattha Chatsuwan   +5 more
wiley   +1 more source

Effects of Direct Steam Injection and Spray‐Drying on the Physicochemical, Nutritional, and Functional Properties of Black Bean Protein Concentrates

open access: yesSustainable Food Proteins, Volume 4, Issue 3, September 2026.
Effects of direct steam injection and spray‐drying on the physicochemical, nutritional, and functional properties of black bean protein concentrates. ABSTRACT Direct steam injection (DSI) and spray‐drying are key unit operations in the industrial production of pulse protein ingredients that are often overlooked in laboratory‐scale studies.
Jasmin S. Yang   +2 more
wiley   +1 more source

Effect of Bovine Plasma Protein on Autolysis and Gelation of Protein Extracted from Giant Squid (Dosidicus gigas) Mantle

open access: yesJournal of Chemistry, Volume 2015, Issue 1, 2015., 2015
The effect of bovine plasma protein (BPP) on the inhibition of autolytic activity and its effect on the gelling properties of a protein concentrate (PC) obtained from jumbo squid (Dosidicus gigas) mantle were investigated. Sols and gels were prepared from the PC by adding different amounts of BPP (0, 1, and 2%).
Laura Raquel Marquez-Alvarez   +5 more
wiley   +1 more source

Interactions of Plant Protein and Natural Colorant: A Structural and Functional Relationship of Broccoli Protein and Marigold Color Compounds

open access: yesFood Frontiers, Volume 7, Issue 4, July 2026.
Graphical representation of the interactions of the structural and functional relationships of broccoli flower protein (BFP) and marigold color compounds (MCC). This research examines BFP–MCC interactions of extracted marigold color, chemical composition, and functional attributes.
Fidele Benimana   +2 more
wiley   +1 more source

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