The growing global population and lifestyle changes have increased the demand for
specialized diets that require protein and other essential nutrients for humans. Recent …

Keratin is considered a major animal product. It can be obtained from the sources such as
animal feathers, hair, hoof, and nails. Such keratinous materials have high protein content …

This review aims to trace the developments of keratin extraction techniques over the last 70
years and possibilities for future research. Keratin is a fibrous structural protein naturally …

Keratin is a high-sulphur content protein, highly abundant in nature since it is the major
component of feathers, hair, wool, horns and nails. In recent years, keratin-based materials …

In this study, the possibility of keratin extraction from wool and feather by an enzymatic
treatment along with a reducing agent has been investigated. The effects of different …

The keratinous wastes of the textile industry and poultry slaughterhouses may be used as
sources of soluble keratins or hydrolysates. This review presents methods for processing …

Keratin from the hoof is a less explored source for making valuable products. In this paper
we present the extraction of pure keratin from bovine hooves and characterized them to …

Keratin is a global class of biological material, which represents a group of cysteine-rich
filament-forming proteins. They serve as a shielding layer for the epidermal appendages like …

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 …

Hair waste is one of the solid substances rejected by the leather industry. This waste finds its
way into the surroundings causing serious environmental pollution. This hair waste may be …