Degradation of keratin biomass by different microorganisms

IA Adelere, A Lateef - Keratin as a Protein Biopolymer: Extraction from …, 2019 - Springer
Keratins are insoluble, fibrous, and structural proteins that are present in the epidermis and
its appendages and these include feather, hair, wool, nail, hoof, and horns. Keratins adhere …

[HTML][HTML] Keratin waste: the biodegradable polymers

TK Kumawat, A Sharma, V Sharma, S Chandra - Keratin, 2018 - intechopen.com
Keratins are everywhere, from being the major components of household dust to common
contaminants of laboratory protein analysis. Keratin is the major structural fibrous protein …

Thermostable keratinase from Bacillus cereus L10: optimization and some potential biotechnological applications

N Derhab, MEM Mabrouk, MM El-Metwally… - Biomass Conversion …, 2023 - Springer
The accumulation of feather waste is a critical problem in solid waste management;
therefore, microbial management of waste is highly significant. Consequently, the …

Microbial Exploitation of Feather Wastes for Sustainable Production of Keratinase and Collagenase Enzymes by Didymella keratinophila AUMC 15399 in Submerged …

OAHM Al-Bedak, AM Moharram, NAG Hussein… - Fermentation, 2023 - mdpi.com
A distinctive isolate was discovered and visually recognized as a member of the genus
Didymella during a routine examination of Coelomycetes isolated from diverse fruit juices …

Laundry detergent compatibility and dehairing efficiency of alkaline thermostable protease produced from Aspergillus terreus under solid-state fermentation

MA Abu-Tahon, HH Arafat, GS Isaac - Journal of Oleo Science, 2020 - jstage.jst.go.jp
Aspergillus terreus was chosen for production of alkaline protease using solid-state
fermentation (SSF). The maximum enzyme yield reached about 34.87 U/mg protein after …

Keratinases Produced by Aspergillus stelliformis, Aspergillus sydowii, and Fusarium brachygibbosum Isolated from Human Hair: Yield and Activity

SS Alwakeel, F Ameen, H Al Gwaiz, H Sonbol… - Journal of Fungi, 2021 - mdpi.com
Twenty fungal strains belonging to 17 species and isolated from male scalp hair were tested
for their capacity to hydrolyze keratinous material from chicken feather. The identification of …

Recombinant expression and molecular engineering of the keratinase from Brevibacillus parabrevis for dehairing performance

RX Zhang, JS Gong, C Su, J Qin, H Li, H Li, JS Shi… - Journal of …, 2020 - Elsevier
Keratinase is capable of distinctive degradation of keratin, which provides an eco-friendly
approach for keratin waste management towards sustainable development. In this study, the …

[HTML][HTML] Biodegradation of poultry feather waste by keratinase producing Bacillus cereus strain isolated from poultry farms waste disposal site

S Yadav, B Khosla - Case Studies in Chemical and Environmental …, 2021 - Elsevier
Protein constitutes over 90% of feather biomass, which is primarily-keratin and insoluble
protein extensively cross-linked by disulphide bonds. The present study is primarily …

[HTML][HTML] A sustainable exploitation of high-protein feather waste for production of cold-adapted keratinase by Penicillium lanosocoeruleum KSA-55

E Alhomaidi - Electronic Journal of Biotechnology, 2025 - Elsevier
Background The synthesis of keratinases by psychrophilic and psychrotolerant
microorganisms has not received much attention, despite the fact that they can be an …

Feather degrading fungi: isolation, identification and measuring the proteolytic activity using solid-state fermentation technique

N Derhab, MM El-Metwally, MEM Mabrouk… - Journal of Agricultural …, 2022 - journals.ekb.eg
The rapid growth of the poultry industry has been associated with an increase in the
production of keratin-containing residues (Feathers are most abundant). Keratinolytic …