PHA is not just a bioplastic!

Biotechnology Advances, Journal Year: 2024, Volume and Issue: 71, P. 108320 - 108320

Published: Jan. 23, 2024

Language: Английский

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Chitosan nanoparticles and based composites as a biocompatible vehicle for drug delivery: A review

International Journal of Biological Macromolecules, Journal Year: 2023, Volume and Issue: 253, P. 127369 - 127369

Published: Oct. 13, 2023

Language: Английский

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Exploring Bacillus subtilis: Ecology, biotechnological applications, and future prospects

Journal of Basic Microbiology, Journal Year: 2024, Volume and Issue: 64(6)

Published: March 20, 2024

From its early identification by Christian Gottfried Ehrenberg to current prominence in scientific research, Bacillus subtilis (B. subtilis) has emerged as a foundational model organism microbiology. This comprehensive review delves deep into genetic, physiological, and biochemical intricacies, revealing sophisticated cellular blueprint. With the incorporation of advanced techniques such clustered regularly interspaced short palindromic repeats/CRISPR-associated protein 9 integrative computational methodologies, potential applications B. span diverse sectors. These encompass significant contributions biotechnology, agriculture, medical fields for aiding environmental cleanup efforts. Yet, we move forward, must grapple with concerns related safety, ethics, practical implementation our lab findings everyday scenarios. As understanding deepens, it is evident that will be central pioneering sustainable solutions global challenges years come.

Language: Английский

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Bio-electrosynthesis of polyhydroxybutyrate and surfactants in microbial fuel cells: a preliminary study

Frontiers in Microbiology, Journal Year: 2025, Volume and Issue: 16

Published: Feb. 25, 2025

Microbial Electrochemical Technology (MET) offers a promising avenue for CO2 utilization by leveraging the ability of chemolithotrophic microorganisms to use inorganic carbon in biosynthetic processes. By harnessing power electroactive bacteria, METs can facilitate conversion into organic compounds. Therefore, this work combines biosurfactant production at anode and PHB cathode Fuel Cells (MFCs), while testing efficiency Electrosynthesis (MECs), traditional culture liquid media. This study employed consortium Pseudomonas aeruginosa PA1430/CO1 Shewanella oneidensis MR-1, provide reducing equivalents Cupriavidus necator DSM428 fixation polyhydroxybutyrate (PHB) production. Glycerol was used as source investigate Additionally, Adaptive Laboratory Evolution (ALE) enhance process develop biofilms capable synthesizing from MFCs under controlled gas atmosphere (10% CO2, 10% O2, 2% H2, 78% N2). Observed results showed higher direct removal mix MECs (73%) than (65%) compared control cultures. Anionic (18.8 mg/L) non-ionic (14.6 surfactants were primarily present anodes MFCs. Confocal microscope analysis revealed that accumulation PHBs C. significantly (73% cell volume) rather (23%) cultures (40%). Further analyses on metabolites different systems are ongoing. Our data gave evidence able enough electrons sustain growth biosynthesis MFCs, mechanism suggestive interspecies electron transfer (DIET), naturally occurring natural environment.

Language: Английский

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Microplastic Pollution: Threats and Impacts on Global Marine Ecosystems

Sustainability, Journal Year: 2023, Volume and Issue: 15(17), P. 13252 - 13252

Published: Sept. 4, 2023

This study investigates the scope of global marine microplastic pollution and its implications on ecosystems human health. We first delve into how plastic enters ocean, with an emphasis accumulation along coastlines, particularly formation impact Great Pacific Garbage Patch (GPGP). Through a concentration map microplastics across five continents, distribution is revealed. Furthermore, effects wildlife are explored, as well their potential entry food chain, posing public health risks. The results our research underscore serious threats to health, emphasizing need for more scientific policy measures address this challenge.

Language: Английский

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A Review on Melt-Spun Biodegradable Fibers

Sustainability, Journal Year: 2023, Volume and Issue: 15(19), P. 14474 - 14474

Published: Oct. 4, 2023

The growing awareness of environmental issues and the pursuit sustainable materials have sparked a substantial surge in research focused on biodegradable materials, including fibers. Within spectrum fabrication techniques, melt-spinning has emerged as an eco-friendly scalable method for making fibers from plastics (preferably bio-based), intended various applications. This paper provides comprehensive overview advancements realm melt-spun It delves into global concerns related to micro- nanoplastics (MNPs) introduces concept literature review monofilaments multifilaments unveils diverse range polymers copolymers that been subjected testing characterization their processing capabilities performance resultant fibers, particularly mechanical, thermal, biodegradation perspectives. discusses impact different factors such polymer structure, parameters, conditions ultimate properties, encompassing spinnability, mechanical thermal performance, biodegradation, with schematic correlations provided. Additionally, manuscript touches upon applications sectors clothing, technical textiles, agriculture, biomedical applications, remediation. also spotlights challenges encountered commercialization these addresses potential solutions, outlines future prospects. Finally, by shedding light latest developments, challenges, opportunities field, this endeavors stimulate further innovation adoption seeks unlock contribute realization more environmentally conscious society.

Language: Английский

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Critical review on airborne microplastics: An indoor air contaminant of emerging concern

Environmental Research, Journal Year: 2023, Volume and Issue: 245, P. 118055 - 118055

Published: Dec. 26, 2023

Language: Английский

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Improving the Physical and Mechanical Properties of Mycelium-Based Green Composites Using Paper Waste

Polymers, Journal Year: 2024, Volume and Issue: 16(2), P. 262 - 262

Published: Jan. 17, 2024

The growing demand for environmentally friendly and sustainable materials has led to the invention of innovative solutions aiming reduce negative impacts on environment. Mycelium-based green composites (MBCs) have become an alternative traditional due their biodegradability various potential uses. Although MBCs are accepted as modern materials, there concerns related some physical mechanical properties that might limitations when they used. This study investigates effects using paper waste improve MBC properties. In this study, we investigated produced from lignocellulosic (corn husk sawdust) mushroom mycelia genus Lentinus sajor-caju TBRC 6266, with varying amounts added. Adding increases density MBCs. Incorporating 20% into corn husks enhancement compression, bending, impact strength by over 20%. Additionally, it was also found 10% could help in reducing amount water absorbed material. sawdust did not At same time, MBCs, such low tensile high shrinkage, need be further improved future unlock full potential, which many interesting approaches. Moreover, research findings presented publication provide a wealth insightful information possibility performance expand suitability range applications packaging home decorative items. approach only promotes efficient utilization biomass but contributes development biodegradable alternatives materials.

Language: Английский

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Microbially synthesized poly(hydroxybutyrate-co-hydroxyhexanoate) with low to moderate hydroxyhexanoate content: Properties and applications

International Journal of Biological Macromolecules, Journal Year: 2024, Volume and Issue: 263, P. 130188 - 130188

Published: Feb. 17, 2024

Plastic pollution is the biggest environmental concern of our time. Breakdown products like micro- and nano-plastics inevitably enter food chain pose unprecedented health risks. In this scenario, bio-based biodegradable plastic alternatives have been given a momentum aiming to bridge transition towards more sustainable future. Polyhydroxyalkanoates (PHAs) are one few thermoplastic polymers synthesized 100 % via biotechnological routes which fully biodegrade in common natural environments. Poly(hydroxybutyrate-co-hydroxyhexanoate) [P(HB-co-HHx)] PHA copolymer with great potential for commodity industry, as its mechanical properties can be tailored through fine-tuning molar HHx content. We recently developed strategy that enables reliable tailoring monomer content P(HB-co-HHx). Nevertheless, there often lack comprehensive investigation material PHAs evaluate whether they actually mimic functionalities conventional plastics. present detailed study P(HB-co-HHx) copolymers low moderate hydroxyhexanoate understand how influences thermal link those their abiotic degradation. By increasing fractions range 2 - 14 mol%, we impart an extension processing window application melting temperature (T

Language: Английский

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Recent advances in microbial and enzymatic engineering for the biodegradation of micro- and nanoplastics

RSC Advances, Journal Year: 2024, Volume and Issue: 14(14), P. 9943 - 9966

Published: Jan. 1, 2024

This review examines the escalating issue of plastic pollution, specifically highlighting detrimental effects on environment and human health caused by microplastics nanoplastics.

Language: Английский

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