Results 121 to 130 of about 174,598 (410)

Development Of Ecologically Safe Technology Of Waste Mycelia Recycling [PDF]

open access: yes, 2017
Chitosan is a cationic polymer derived by deacetylation of chitin obtained from crustaceans. Biodegradable and mucoadhesion properties of chitosan have recently led to increasing the interest.
Yegorova, O. (Oksana)
core   +2 more sources

Current Advances of Antibacterial Biomaterials for Bone Regeneration

open access: yesAdvanced Materials Interfaces, EarlyView.
Effective treatment of infectious bone defects requires not only robust bone regeneration, but also the elimination of bacterial infection. This review highlights current cutting‐edge concepts and innovations in synthetic bone repair biomaterials and antibacterial bone repair materials, aiming to promote clinical translation and inspire broader ...
Xueping Kong   +3 more
wiley   +1 more source

Current trends in fungal biosynthesis of chitin and chitosan

open access: yesBulletin of the National Research Centre, 2019
BackgroundChitin and chitosan are natural biopolymers found in shell of crustaceans, exoskeletons of insects and mollusks, as well as in the cell walls of fungi.
Mostafa M. Abo Elsoud, E. M. El Kady
semanticscholar   +1 more source

Wireless and Self‐Powered Wearable Pressure Sensors Based on Chitosan for Artificial Mechanoreceptors

open access: yesAdvanced Materials Technologies, EarlyView.
A novel self‐powered wearable pressure sensor is fabricated using chitosan‐ZnO composite piezoelectric film, achieving sensitivities of 70.71 mV/kPa and 471.43 mV Hz−1. This lightweight and biodegradable device emulates mechanoreceptors for applications such as object classification, wireless data transmission, and gesture recognition, offering an eco ...
Zhao Wang   +5 more
wiley   +1 more source

Transforming Plastic Waste into Strain Sensors: Multifunctional Upcycled TPEE Elastomers with MXene Multilayer Assemblies

open access: yesAdvanced Materials Technologies, EarlyView.
A sustainable approach is reported for upcycling PET waste into thermoplastic polyester elastomer (TPEE)‐based films with advanced properties, specifically designed for applications in strain sensing, conductivity, and photothermal response. Through a layer‐by‐layer deposition technique, TPEE films are fabricated with bio‐compatible chitosan (CH) or ...
Chun‐Ting Chang   +10 more
wiley   +1 more source

The Cotton Wall-Associated Kinase GhWAK7A Mediates Responses to Fungal Wilt Pathogens by Complexing with the Chitin Sensory Receptors[OPEN]

open access: yesThe Plant Cell, 2020
GhWAK7A interacts with the GhCERK1-GhLYK5 chitin sensory complex and regulates cotton resistance against fungal diseases. Plant receptor-like kinases (RLKs) are important players in response to pathogen infections. Verticillium and Fusarium wilts, caused
Ping Wang   +15 more
semanticscholar   +1 more source

Titan cell production in Cryptococcus neoformans reshapes the cell wall and capsule composition during infection [PDF]

open access: yes, 2018
This work was supported by the National Institutes of Health (R01AI080275 and R21AI22352), the NIH Fogarty International Center (R25TW009345), the University of Minnesota Center for Translational Science Institute (UL1TR000114), Wellcome Trust (086827 ...
Gow, Neil A R   +5 more
core   +1 more source

Poka: A Necro‐Robot Beetle with a Measured Payload Ratio of 6847%

open access: yesAdvanced Robotics Research, EarlyView.
Here, Poka, a necro‐robot beetle with the ability to carry more than 68 times its own weight, is introduced, making it also a walking robot with the highest payload ratio measured to date. This paper is concerned with the design, manufacture and validation of ‘Poka', a novel millimetre‐scale necro‐robot aimed at bridging the performance gap between ...
Yordan Tsvetkov, Parvez Alam
wiley   +1 more source

Chitin Facilitated Mineralization in the Eastern Oyster

open access: yesFrontiers in Marine Science, 2018
Chitin is often reported in molluscan shells, where it likely contributes to the mechanical strength of the biomineral. However, the role of this polysaccharide in relation to the process of shell formation is not well understood.
Vera Bin San Chan   +3 more
doaj   +1 more source

Chitin Hydrogels Prepared at Various Lithium Chloride/N,N-Dimethylacetamide Solutions by Water Vapor-Induced Phase Inversion

open access: yesJournal of Chemistry, 2020
Chitin was chemically extracted from crab shells and then dissolved in N,N-dimethylacetamide (DMAc) solvent with lithium chloride (LiCl) at 3, 5, 7, and 10%. The concentrated chitin-DMAc/LiCl solutions were used for the preparation of chitin hydrogels by
Khoa Dang Nguyen, Takaomi Kobayashi
doaj   +1 more source

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