Results 61 to 70 of about 2,147 (208)

Strategies for Loading and Releasing Peptide Therapeutics in Biodegradable Carriers

open access: yesAdvanced Functional Materials, Volume 36, Issue 44, 1 June 2026.
A biodegradable carrier‐based peptide delivery system is a powerful treatment platform for diverse diseases, owing to its superior therapeutic efficacy and low toxicity. This review examines the conventional peptide‐loaded carrier fabrication process and its current limitations.
Wookyoung Jang, Ki Wan Bong
wiley   +1 more source

Production, optimization and characterisation of chitosanase of Bacillus sp. and its applications in nanotechnology [PDF]

open access: yes, 2019
Chitosanases is a class of enzymes which hydrolyse chitosan, a natural biopolymer consisting of d-glucosamine in various degrees. In this study, chitosanase producing Bacillus sp. was isolated from soil sample.
Samrot, Anthony V.   +3 more
core   +1 more source

Expression and Surface Display of an Acidic Cold-Active Chitosanase in Pichia pastoris Using Multi-Copy Expression and High-Density Cultivation

open access: yesMolecules, 2022
Chitosanase hydrolyzes β-(1,4)-linked glycosidic bonds are used in chitosan chains to release oligosaccharide mixtures. Here, we cloned and expressed a cold-adapted chitosanase (CDA, Genbank: MW094131) using multi-copy expression plasmids (CDA1/2/3/4) in
Yanhong Peng   +8 more
doaj   +1 more source

Recent Progress on Enzyme Immobilization: Materials, Strategies, and Applications

open access: yesFood Bioengineering, Volume 5, Issue 2, Page 220-243, June 2026.
Enzyme immobilization technology has undergone substantial evolution driven by advances in materials science. This review systematically examines the recent advances in enzyme immobilization since 2024, with a focused analysis of five major categories of enzyme carriers including covalent organic framework, metal‐organic frameworks, polymers, carbon ...
Shuran Wang   +7 more
wiley   +1 more source

An Economical Bioprocess for Lipopeptide Production From Bacillus subtilis

open access: yesMicrobiologyOpen, Volume 15, Issue 3, June 2026.
The lipopeptide (LP) production potential of Bacillus isolates was evaluated against phytopathogenic fungi, with B. subtilis 4‐Ka‐22 identified as the top‐performing strain. Optimization of the production medium—comprising molasses, soybean meal, CaCl2, and glycerol—resulted in a 13.4‐fold increase in cell growth and over 99% cost reduction compared to
Derya Maral‐Gül   +3 more
wiley   +1 more source

Chitosan Oligosaccharide Production Potential of Mitsuaria sp. C4 and Its Whole-Genome Sequencing

open access: yesFrontiers in Microbiology, 2021
Chitooligosaccharide is a kind of functional food, which is the degradation product of chitosan (COS) catalyzed by the endo-chitosanase (COSE) enzyme. A COSE with a molecular weight of 34 kDa was purified and characterized from a newly isolated Mitsuaria
Duo Chen   +8 more
doaj   +1 more source

Chitosanase及glucosaminidase基因之大量表現俾生產glucosamine [PDF]

open access: yes, 2014
Glucosamine被發現具有舒緩關節炎的效果,而chitosanase及glucosaminidase具有水解chitosan成為glucosamine的能力。Bacillus sp. NCHU-5的chitosanase (csn)基因經由基因重組,能夠在Escherichia coli BL21(DE3)及B.
許文輝
core  

Cell‐in‐Shell Metacells in Single‐Cell Nanoencapsulation

open access: yesChemPlusChem, Volume 91, Issue 4, April 2026.
Metacells represent the next generation of living cell‐in‐shell architectures, chemically engineered through single‐cell nanoencapsulation and characterized by three functional hallmarks: reconfigurability, loadability, and motility. Single‐cell nanoencapsulation (SCNE) enables the direct integration of synthetic materials with living cells, forming ...
Duc Tai Nguyen   +4 more
wiley   +1 more source

Virtual Screening of Inhibitors for Chitosanases EAG1

open access: yesAdvances in Enzyme Research, 2020
Chitosanases EAG1 is a classical glycoside hydrolase from Bacillus ehimensis. The previous researches showed that this Chitosanases can not only hydrolyze the b1,4-glycosidic bonds of chitosan to COS in different sizes but also keep a high catalytic activity in organic, which was useful for producing chitooligosaccharides and GlcN for use in the food ...
Xiangyang Xu   +7 more
openaire   +2 more sources

Chitosanase基因之大量表現俾生產Glucosamine [PDF]

open access: yes, 2014
Glucosamine被發現具有舒緩關節炎的效果,而chitosanase具有水解chitosan成為glucosamine的能力。因此由Bacillus菌株中選殖到chitosanase基因,並將此基因在E. coli及Bacillus表現系統中進行大量表現,所得到的酵素可用於生產glucosamine。本研究將利用培養基的組成及誘導的條件來提升chitosanase的產量,並建立chitosanase水解chitosan生產glucosamine之最佳條件,以提供工業界所需。Glucosamine ...
許文輝
core  

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