Extraction of keratin from waste chicken feathers using sodium sulfide and l-cysteine
Keratin was extracted from different segments of disposable waste chicken feathers (CF)
including the whole feathers, calamus/rachis (β-sheet) and barbs/barbules (α-helix), using …
including the whole feathers, calamus/rachis (β-sheet) and barbs/barbules (α-helix), using …
Alternative methods of preparation of soluble keratin from chicken feathers
I Sinkiewicz, A Śliwińska, H Staroszczyk… - Waste and biomass …, 2017 - Springer
Huge amount of keratinous waste, especially birds' feathers, demands more value-added
application instead of dumping. The present work reports the results of experiments aimed at …
application instead of dumping. The present work reports the results of experiments aimed at …
[PDF][PDF] Extraction and characterization of keratin from chicken feather waste biomass: a study
Keratins are proteins that form hard fibers, present in wool, horns and hoofs, feathers etc.
The feathers consist of up to 10% of total chicken weight. Uncontrolled disposal of feathers …
The feathers consist of up to 10% of total chicken weight. Uncontrolled disposal of feathers …
Valorisation of waste chicken feathers: Optimisation of keratin extraction from waste chicken feathers by sodium bisulphite, sodium dodecyl sulphate and urea
Extraction of keratin from keratinous waste materials, such as chicken feathers, has been
identified as the favourable approach in beneficiation of this biomass. The chemical …
identified as the favourable approach in beneficiation of this biomass. The chemical …
Optimization of keratin protein extraction from waste chicken feathers using hybrid pre-treatment techniques
OD Fagbemi, B Sithole, T Tesfaye - Sustainable Chemistry and Pharmacy, 2020 - Elsevier
This study modeled and optimized the operational conditions for the extraction of keratin
from waste chicken feathers via alkaline hydrolysis method. Response Surface methodology …
from waste chicken feathers via alkaline hydrolysis method. Response Surface methodology …
Degradation and regeneration of feather keratin in NMMO solution
B Ma, Q Sun, J Yang, J Wizi, X Hou, Y Yang - Environmental Science and …, 2017 - Springer
Chicken feather, a potential source of keratin, is often disposed as waste material. Although
some methods, ie, hydrolysis, reduction, and oxidation, have been developed to isolate …
some methods, ie, hydrolysis, reduction, and oxidation, have been developed to isolate …
Statistical investigation of extraction parameters of keratin from chicken feather using Design-Expert
Uncontrolled disposal of feathers from the poultry industry and slaughterhouses is
environmentally undesirable. The feathers are composed of approximately 90% of keratin …
environmentally undesirable. The feathers are composed of approximately 90% of keratin …
[PDF][PDF] Extraction of keratin protein from chicken feather
The present research was conducted to extract keratin protein from chicken feathers. Protein
is an important nutrient needed by our body to maintain body structures and is an important …
is an important nutrient needed by our body to maintain body structures and is an important …
Keratin: an introduction
What is keratin? And why to use the keratin? Well known that protein is a part of every cell in
living organism's body which plays many different roles to keep living things alive and …
living organism's body which plays many different roles to keep living things alive and …
Alkali solubilization of chicken feather keratin
Y Nagai, T Nishikawa - Agricultural and biological chemistry, 1970 - Taylor & Francis
Chicken feather keratin was solubilized by 0.1 n sodium hydroxide heating at 90° C for 15
min. A half of the starting keratin was recovered in a water soluble protein fraction but …
min. A half of the starting keratin was recovered in a water soluble protein fraction but …
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