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Advanced Search Results For "CHITOSAN"

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 "CHITOSAN"
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Production of medium-sized chitosan oligomers using molecular sieves and their antibacterial activity.

Publication Type: Academic Journal

Source(s): Carbohydrate polymers [Carbohydr Polym] 2022 Nov 01; Vol. 295, pp. 119889. Date of Electronic Publication: 2022 Jul 20.

Abstract: Chitosan, derived from the natural polysaccharide chitin, was fragmented in very dilute acetic acid solutions using zeolites and molecular sieves, a type of zeolites, under variable reaction conditions of temperature, acid concentration, duration of re...

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Effect of molecular weight of chitosan on the formation and properties of zein-nisin-chitosan nanocomplexes.

Publication Type: Academic Journal

Source(s): Carbohydrate polymers [Carbohydr Polym] 2022 Sep 15; Vol. 292, pp. 119664. Date of Electronic Publication: 2022 May 27.

Authors:

Abstract: This study evaluated the effect of molecular weight of chitosan (3 kDa,150 kDa, 400 kDa, and 600 kDa) on zein-nisin-chitosan nanocomplexes. The formation mechanism, physicochemical and antibacterial properties of the nanocomplexes (ZNC 0.3 , ZNC 15 , Z...

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Molecular modifications, biological activities, and applications of chitosan and derivatives: A recent update.

Publication Type: Academic Journal

Source(s): Chirality [Chirality] 2022 Sep; Vol. 34 (9), pp. 1166-1190. Date of Electronic Publication: 2022 Jun 14.

Abstract: Polysaccharides arouse great interest due to their structure and unique properties, such as biocompatibility, biodegradability, and absence of toxicity. Polysaccharides from marine sources are particularly useful due to the wide variety of applications...

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Amoxicillin encapsulated in the N-2-hydroxypropyl trimethyl ammonium chloride chitosan and N,O-carboxymethyl chitosan nanoparticles: Preparation, characterization, and antibacterial activity.

Publication Type: Academic Journal

Source(s): International journal of biological macromolecules [Int J Biol Macromol] 2022 Nov 30; Vol. 221, pp. 613-622. Date of Electronic Publication: 2022 Sep 09.

Authors:

Abstract: This is a report on the encapsulation amoxicillin (AMX) in the N-2-Hydroxypropyl trimethyl ammonium chloride chitosan (N-2-HACC) and N,O-carboxymethyl chitosan (CMCS) nanoparticles (NPs) for biomedical applications. The N-2-HACC/CMCS NPs have broad-spe...

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Chitosan nanocomposite incorporated Satureja kermanica essential oil and extract: Synthesis, characterization and antifungal assay.

Publication Type: Academic Journal

Source(s): International journal of biological macromolecules [Int J Biol Macromol] 2022 Nov 30; Vol. 221, pp. 1356-1364. Date of Electronic Publication: 2022 Sep 14.

Abstract: The present study reports the design, synthesis, and characterization of nanoencapsulated Satureja kermanica essential oil/extract by chitosan biopolymer (SKEO-CSN)/(SKEX-CSN) for the antifungal efficacy against Fusarium oxysporum, Alternaria alternata...

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Biosynthesis MgO and ZnO nanoparticles using chitosan extracted from Pimelia Payraudi Latreille for antibacterial applications.

Publication Type: Academic Journal

Source(s): World journal of microbiology & biotechnology [World J Microbiol Biotechnol] 2022 Nov 21; Vol. 39 (1), pp. 19. Date of Electronic Publication: 2022 Nov 21.

Abstract: Chitosan (CS) is one of the most abundant biopolymers in nature with superior properties such as biocompatibility, biodegradability, lack of toxicity, antimicrobial activity, acceleration of wound healing, and stimulation of the immune system. In this ...

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Enhanced mechanical properties of hydroxybutyl chitosan hydrogel through anchoring interface effects of diatom biosilica.

Publication Type: Academic Journal

Source(s): Carbohydrate polymers [Carbohydr Polym] 2022 Nov 15; Vol. 296, pp. 119975. Date of Electronic Publication: 2022 Aug 13.

Authors:

Abstract: The temperature-sensitive hydrogel (H/D) composed of hydroxybutyl chitosan (HBC) and diatom biosilica (DB) was prepared by physically mixing HBC solution with DB at low temperature. The rheological measurements confirmed that the incorporation of DB to...

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Highly efficient antifogging/antimicrobial dual-functional chitosan based coating for optical devices.

Publication Type: Academic Journal

Source(s): Carbohydrate polymers [Carbohydr Polym] 2022 Nov 15; Vol. 296, pp. 119928. Date of Electronic Publication: 2022 Jul 29.

Authors:

Abstract: The coating is frequently adopted to modify the product surface without influencing the essential features of the pristine products. Recently, significant demand has existed for efficient anti-fogging/anti-microbial surfaces in various applications to ...

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Antibacterial Mechanism of Chitosan-Gentamicin and Its Effect on the Intestinal Flora of Litopenaeus vannamei Infected with Vibrio parahaemolyticus .

Publication Type: Academic Journal

Source(s): Marine drugs [Mar Drugs] 2022 Nov 09; Vol. 20 (11). Date of Electronic Publication: 2022 Nov 09.

Authors:

Abstract: To explore the application of chitosan-gentamicin conjugate (CS-GT) in inhibiting Vibrio parahaemolyticus ( V. parahaemolyticus ), which is an important pathogen in aquatic animals worldwide, the antimicrobial activity of CS-GT and the effects of a CS-...

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Surface Properties of Saponin-Chitosan Mixtures.

Publication Type: Academic Journal

Source(s): Molecules (Basel, Switzerland) [Molecules] 2022 Nov 03; Vol. 27 (21). Date of Electronic Publication: 2022 Nov 03.

Abstract: The surface properties of saponin and saponin-chitosan mixtures were analysed as a function of their bulk mixing ratio using vibrational sum-frequency generation (SFG), surface tensiometry and dilational rheology measurements. Our experiments show that...

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