Results 21 to 30 of about 24,664,698 (163)

Bio-plastic Films Production from Feather Waste Degradation by Keratinolytic Bacteria Bacillus cereus

open access: yesJournal of Pure and Applied Microbiology, 2021
Plastic materials have become a necessity of human life especially in the packaging of food commodities and biomedical procedures. Bioplastic is emerging as an effective alternative to fossil oil-based materials to avoid the environmental hazards of the ...
Wafa A. Alshehri   +4 more
doaj   +1 more source

Thermodynamic profiling of the keratin-surfactant system using anionic surfactant for topical formulation [PDF]

open access: yesBIO Web of Conferences
Keratin e xtracted from chicken feather biomass has been recognized as a sustainable biomaterial for pharmaceutical and cosmetic applications because of its biocompatibility and functional properties.
Mourya Megha   +2 more
doaj   +1 more source

Sustainable Management of Keratin Waste Biomass: Applications and Future Perspectives

open access: yesBrazilian Archives of Biology and Technology, 2016
Keratin is a durable, fibrous protein which is mainly present in higher vertebrates (mammals, birds and reptiles) and humans epithelial cells. Food industry especially the meat market, slaughter house and wool industry produces million of tons of keratin
Swati Sharma, Arun Gupta
doaj   +1 more source

Deacetylation via SIRT2 prevents keratin-mutation-associated injury and keratin aggregation

open access: yesJCI Insight, 2023
Keratin (K) and other intermediate filament (IF) protein mutations at conserved arginines disrupt keratin filaments into aggregates and cause human epidermolysis bullosa simplex (EBS; K14-R125C) or predispose to mouse liver injury (K18-R90C).
Jingyuan Sun   +9 more
doaj   +1 more source

An environment-friendly chemical modification method for thiol groups on polypeptide macromolecules to improve the performance of regenerated keratin materials

open access: yesMaterials & Design, 2022
The R&D and application of natural biomass resources is one of the important ways to solve the world's energy shortage and environmental pollution. However, the complex processing technology and poor mechanical properties seriously hinder the development
Bo Li   +6 more
doaj   +1 more source

Laccase-assisted approach to graft multifunctional materials of interest: keratin-EC based novel composites and their characterisation [PDF]

open access: yes, 2015
This study focuses on the evaluation of raw keratin as a potential material to develop composites with novel characteristics. Herein, we report a mild and eco-friendly fabrication of in-house extracted feather keratin-based novel enzyme assisted ...
Kyazze, G.   +3 more
core   +1 more source

KERATIN EXTRACTION FROM POULTRY WASTE AND ASSESSMENT OF ITS ANTIBACTERIAL ACTIVITY AGAINST Staphylococcus aureus [PDF]

open access: yesQuĆ­mica Nova
Feathers from poultry waste, composed of approximately 90% keratin, represent an environmental burden but also a valuable source of biopolymers. This study assessed keratin extraction via a chemical reduction method.
Fabricio S. Vargas   +4 more
doaj   +2 more sources

Ectoine disperses keratin and alters hydration kinetics in stratum corneum

open access: yesBiochemistry and Biophysics Reports, 2021
Moisturizing compounds are commonly applied topically to human stratum corneum (SC). Many types of molecular species are employed, most commonly including humectants and occlusives.
Jacob R. Bow   +3 more
doaj   +1 more source

From Feather to Adsorbent: Keratin Extraction, Chemical Modification, and Fe(III) Removal from Aqueous Solution

open access: yesApplied Sciences, 2021
In this work, feather keratin was extracted from the waste feather of chicken via alkyd pretreatment and reduction method, the extraction rate is above 85%. The molecular weight and aggregation morphology of feather keratin in an aqueous environment were
Sujuan Pan   +3 more
doaj   +1 more source

Determination of Keratinase Activity using Chicken Feather DMSO extract and its optimization with Response Surface Methodology [PDF]

open access: yesE3S Web of Conferences
Keratinase is an enzyme capable of degrading keratin, exhibiting two activities: protease activity, which cleaves peptide bonds, and disulfide reductase activity, which reduces disulfide bonds (-S-S-). However, keratinase activity is often measured using
Rizqi Maharani Fazria, Suharti Suharti
doaj   +1 more source

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