Results 71 to 80 of about 433,779 (173)

Lipopeptides modulate lipid metabolism and immune performance in largemouth bass (Micropterus salmoides) across dietary lipid levels

open access: yesAnimal Nutrition
Lipopeptides are versatile surface-active natural products that act as emulsifiers, enhance lipid utilization, and exhibit broad-spectrum antimicrobial properties.
Tong Li   +8 more
doaj   +1 more source

Complex electrostatic effects on the selectivity of membrane-permeabilizing cyclic lipopeptides

open access: yesBiophysical Journal, 2023
Cyclic lipopeptides (CLiPs) have many biological functions, including the selective permeabilization of target membranes, and technical and medical applications. We studied the anionic CLiP viscosin from Pseudomonas along with a neutral analog, pseudodesmin A, and the cationic viscosin-E2K to better understand electrostatic effects on target ...
Jessica Steigenberger   +5 more
openaire   +4 more sources

C‐Terminal Functionalization Methods of Amino Acids, Peptides, and Proteins

open access: yesChemistry – A European Journal, EarlyView.
C‐terminal functionalization offers powerful routes to peptide and protein diversification, yet epimerization, hydrolysis, and selectivity remain key challenges. This Review surveys enzymatic, decarboxylative, and condensation strategies, highlighting advances toward chemo‐ and regioselective, protecting‐group‐free, atom‐efficient methods applicable to
Jay Hanssens   +3 more
wiley   +1 more source

Cyclic lipopeptides produced by Bacillus species (NH-100, NH-217 and 176s) detected by ESI-MS.

open access: yes, 2018
Cyclic lipopeptides produced by Bacillus species (NH-100, NH-217 and 176s) detected by ESI-MS.
Günter Brader (43018)   +6 more
core   +1 more source

Metabolomic study of stress responses leading to plant resistance in mandarin fruit mediated by preventive applications of Bacillus subtilis cyclic lipopeptides [PDF]

open access: yes, 2019
Although green mold rot caused by Penicillium digitatum is a major postharvest disease in mandarin fruit, the fruit’s defense mechanism at the metabolomic level is largely unknown.
Tunsagool, Paiboon   +8 more
core   +1 more source

Crosstalk Between Parkinson's Disease and Colorectal Cancer: Genetic Mechanisms, Gut Microbiota, and Therapeutic Insights

open access: yesHealth Care Science, EarlyView.
This review elucidates the crosstalk between Parkinson's disease and colorectal cancer, driven by shared genetics (PRKN, PINK1, DJ‐1) involving oxidative stress, cell cycle regulation, and inflammation. It identifies the gut microbiota—via functional amyloids and short‐chain fatty acids (SCFAs)—as a mechanistic bridge, offering insights for dual ...
Jiacheng Ying   +6 more
wiley   +1 more source

The Preparation of Novel Fluorenes Inspired by Hipposudoric Acid

open access: yesHelvetica Chimica Acta, EarlyView.
In this research we report on the design and synthesis of a series of fluorene‐based derivatives loosely inspired by the tricyclic framework of hipposudoric acid. Preparation of sixteen novel N‐alkylated derivatives was accomplished via a series of concise one‐step amide N‐alkylation reactions.
Munib Uddin   +3 more
wiley   +1 more source

Biocontrol of the wheat pathogen Zymoseptoria tritici using cyclic lipopeptides from Bacillus subtilis [PDF]

open access: yes, 2017
International audienceInnovation toward ecofriendly plant protection products compatible with sustainable agriculture and healthy food is today strongly encouraged.
Magnin-Robert, Maryline   +19 more
core   +1 more source

Cyclic Lipopeptides with Herbicidal and Insecticidal Activities Produced by DTM1

open access: yesNatural Product Communications, 2015
Seven cyclic lipopeptide biosurfactants (1–7) were isolated for the first time from the fermentation broth of endophytic Bacillus clausii DTM1 and were identified as anteisoC 13 [Val7] surfactin-(L-Glu)-O-methyl-ester (1) , anteisoC 12 [Val7] surfactin ...
Da-Le Guo   +6 more
doaj   +1 more source

Micellar and Solubilization Properties of Biological Surfactant Surfactin

open access: yesJournal of Surfactants and Detergents, EarlyView.
ABSTRACT We studied aqueous solutions of surfactin in the concentration range of 0.001–200 g/L using NMR diffusometry, tensometry and optical microscopy methods. According to tensometry data, the system forms monolayers of surfactant molecules at the water‐air phase boundary at C = 0.02 g/L.
Victor P. Arkhipov   +3 more
wiley   +1 more source

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