Exopolysaccharides Producing Bacteria: A Review

Microorganisms, Journal Year: 2023, Volume and Issue: 11(6), P. 1541 - 1541

Published: June 9, 2023

Bacterial exopolysaccharides (EPS) are essential natural biopolymers used in different areas including biomedicine, food, cosmetic, petroleum, and pharmaceuticals also environmental remediation. The interest them is primarily due to their unique structure properties such as biocompatibility, biodegradability, higher purity, hydrophilic nature, anti-inflammatory, antioxidant, anti-cancer, antibacterial, immune-modulating prebiotic activities. present review summarizes the current research progress on bacterial EPSs properties, biological functions, promising applications various fields of science, industry, medicine, technology, well characteristics isolation sources EPSs-producing strains. This provides an overview latest advances study important industrial xanthan, cellulose, levan. Finally, limitations future directions discussed.

Language: Английский

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Opportunities for bacterial nanocellulose in biomedical applications: Review on biosynthesis, modification and challenges

International Journal of Biological Macromolecules, Journal Year: 2023, Volume and Issue: 231, P. 123316 - 123316

Published: Jan. 20, 2023

Bacterial nanocellulose (BNC) is a natural polysaccharide produced as extracellular material by bacterial strains and has favorable intrinsic properties for primary use in biomedical applications. In this review, an update on state-of-the art challenges BNC production, surface modification application given. Recent insights biosynthesis allowed better understanding of governing parameters improving production efficiency. particular, introduction different carbon/nitrogen sources from alternative feedstock industrial upscaling various methods challenging. It important to have control the morphology, porosity forms depending conditions, selection strains, reactor design, additives culture conditions. The intrinsically characterized high water absorption capacity, good thermal mechanical stability, biocompatibility biodegradability certain extent. However, additional chemical and/or physical modifications are required improve cell compatibility, protein interaction antimicrobial properties. novel trends synthesis include in-situ culturing hybrid nanocomposites combination with organic material, inorganic or components. parallel toxicity studies, applications wound care, tissue engineering, medical implants, drug delivery systems carriers bioactive compounds, platforms biosensors highlighted.

Language: Английский

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Nanocellulose-Based Hybrid Scaffolds for Skin and Bone Tissue Engineering: A 10-Year Overview

Biomacromolecules, Journal Year: 2024, Volume and Issue: 25(4), P. 2136 - 2155

Published: March 6, 2024

Cellulose, the most abundant polymer on Earth, has been widely utilized in its nanoform due to excellent properties, finding applications across various scientific fields. As demand for nanocellulose continues rise and ease of use becomes apparent, there a significant increase research publications centered this biomaterial. Nanocellulose, different forms, shown tremendous promise as tissue engineered scaffold regeneration repair. Particularly, nanocellulose-based composites scaffolds have emerged highly demanding materials both soft hard engineering. Medical practitioners traditionally relied collagen analogue, gelatin, treating damage. However, limited mechanical strength these biopolymers restricts their direct applications. This issue can be overcome by making hybrids with nanocellulose. review presents comprehensive analysis recent relevant focusing hybrid gelatin specific emphasis combination While bone skin engineering represents two areas where majority researchers are concentrating efforts, highlights contexts.

Language: Английский

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Potential of food and agro-industrial wastes for cost-effective bacterial cellulose production: An updated review of literature

ES Food & Agroforestry, Journal Year: 2023, Volume and Issue: unknown

Published: Jan. 1, 2023

Bacterial cellulose (BC), a biopolymer produced by acetic acid bacteria, has been receiving immense consideration over the past couple of decades owing to its unique properties and potential for broad-spectrum applications in various fields.However, large-scale production BC commercial use BC-based products have limited high cost, mainly caused expensive medium components.Therefore, one important aspects research is exploration alternative low-cost media.To this end, many researchers explored food agro-industrial wastes as substrates production.These materials are rich glucose, proteins, minerals, other nutrients, that can support bacterial growth production.The optimization process parameters, such pH, temperature, agitation; addition nutrients; selection suitable strain; improving pretreatment waste resources significantly improve production.This review describes fermentation methods used well biochemical molecular regulation during microbial synthesis.It comprehensively discusses possibility producing from different foods resources, analyzes how composition affects BC.It anticipated utilization offers promising sustainable approach reduce produce valuable product; however, further required optimize develop cost-effective production.

Language: Английский

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Sustainable valorisation of coffee husk into value added product in the context of circular bioeconomy: Exploring potential biomass-based value webs

Food and Bioproducts Processing, Journal Year: 2024, Volume and Issue: 145, P. 187 - 202

Published: March 31, 2024

Language: Английский

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Advances in the Production of Biomaterials through Kombucha Using Food Waste: Concepts, Challenges, and Potential

Polymers, Journal Year: 2023, Volume and Issue: 15(7), P. 1701 - 1701

Published: March 29, 2023

In recent years, several researchers have focused their studies on the development of sustainable biomaterials using renewable sources, including incorporation living biological systems. One best is bacterial cellulose (BC). There are ways to produce BC, from a pure strain producing fermented drink kombucha, which has symbiotic culture bacteria and yeasts (SCOBY). Studies shown that use agricultural waste can be low-cost way create BC. This article conducts literature review analyze issues related creation BC through kombucha production. The databases used were ScienceDirect, Scopus, Web Science, SpringerLink. A total 42 articles, dated 2018 2022, referenced write this review. findings contributed discussion three topics: (1) production food (including patents in addition scientific literature); (2) Areas research, sectors, products research did not drink, but as source carbon nitrogen); (3) Production, sustainability, circular economy: perspectives, challenges, trends some advantages disadvantages drink).

Language: Английский

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Bioconversion of Agroindustrial Asparagus Waste into Bacterial Cellulose by Komagataeibacter rhaeticus

Sustainability, Journal Year: 2024, Volume and Issue: 16(2), P. 736 - 736

Published: Jan. 15, 2024

Bacterial cellulose is a biomaterial known for its physical and mechanical properties, including high strength, water retention capacity, biocompatibility. Its production from various carbohydrates has been widely studied, aiming to find more efficient cost-effective culture media. This study investigated the of bacterial agroindustrial asparagus peel waste by Komagataeibacter rhaeticus QK23. A strain QK23 was isolated cultivated kombucha tea, identified based on morphological molecular characteristics using 16S rRNA gene. The hydrolyzed converted into fermentable sugars. Using response surface methodology, inoculum dose (1–20%) incubation time (3–25 days) were evaluated concerning yield. results demonstrated that with an optimal 10.5% 25 days, 2.57 g/L achieved. It characterized as similar type I cellulose, exhibiting degree crystallinity (81.89%) suitable evidenced fiber size 178 nm roughness 27.05 nm. Converting sustainable effective strategy promotes development advanced biomaterials in biotechnology research.

Language: Английский

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Preparation and characterization of bacterial cellulose by kombucha using corncob

Cellulose, Journal Year: 2024, Volume and Issue: 31(11), P. 6625 - 6642

Published: June 22, 2024

Language: Английский

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Bacterial Cellulose Applied in Wound Dressing Materials: Production and Functional Modification – A Review

Macromolecular Bioscience, Journal Year: 2023, Volume and Issue: 24(2)

Published: Sept. 26, 2023

In recent years, the development of new type wound dressings has gradually attracted more attention. Bacterial cellulose (BC) is a natural polymer material with various unique properties, such as ultrafine 3D nanonetwork structure, high water retention capacity, and biocompatibility. These properties allow BC to be used independently or in combination different components (such biopolymers nanoparticles) achieve diverse effects. This means that great potential dressing. However, systematic summaries for production commercial application BC-based are still lacking. Therefore, this review provides detailed introduction fermentation process BC, including strains their biosynthetic mechanisms. Subsequently, regard functional deficiencies bacterial dressing, research progress area enumerated. Finally, prospects discussed low-cost high-value-added product dressings.

Language: Английский

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Production of Bacterial Exopolysaccharides: Xanthan and Bacterial Cellulose

International Journal of Molecular Sciences, Journal Year: 2023, Volume and Issue: 24(19), P. 14608 - 14608

Published: Sept. 27, 2023

Recently, degradable biopolymers have become increasingly important as potential environmentally friendly biomaterials, providing a wide range of applications in various fields. Bacterial exopolysaccharides (EPSs) are biomacromolecules, which due to their unique properties found biomedicine, foodstuff, textiles, cosmetics, petroleum, pharmaceuticals, nanoelectronics, and environmental remediation. One the commercial polysaccharides produced on an industrial scale is xanthan. In recent years, its application has expanded significantly. cellulose (BC) another EPS with rapidly increasing applications. Due great prospects for practical application, development highly efficient production remains task. The present review summarizes strategies cost-effective such biomacromolecules xanthan BC demonstrates first time common approaches obtaining new functional materials applications, including wound healing, drug delivery, tissue engineering, remediation, 3D bioprinting. end, we discuss limitations line future research.

Language: Английский

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