Results 21 to 30 of about 1,945 (165)

Production of Bacterial Keratinase from Keratinous Waste

Ethiopian Journal of Science and Sustainable Development, 2020
This study was conducted with the aim of isolation of efficient keratinase producing bacteria from the soils of chicken feather and human hair-dumping places, determining optimum keratinase production conditions and partially characterizing the stability
Yimeslal Atnafu Sema, Ameha Kebede Ayele, Misrak Kebede Gurara   +2 more
doaj   +1 more source

Directed evolution driving the generation of an efficient keratinase variant to facilitate the feather degradation

Bioresources and Bioprocessing, 2022
Keratinases can specifically degrade keratins, which widely exist in hair, horns, claws and human skin. There is a great interest in developing keratinase to manage keratin waste generated by the poultry industry and reusing keratin products in ...
Jing Zhang, Chang Su, Xiao-Li Kong, Jin-Song Gong, Yan-Lin Liu, Heng Li, Jiufu Qin, Zheng-Hong Xu, Jin-Song Shi   +8 more
doaj   +1 more source

Expression Optimization, Purification, and Fluorescence Spectroscopic Assessment of Creatinase Enzyme in the Presence of Gold Nanoparticles

طب انتظامی, 2022
Introduction ... [1]. Nowadays, the use of laboratory methods and kits based on enzymatic reactions to monitor the health of individuals, especially in the field of military forces, has become widespread.
Mehdi Abdollahzadeh Parsa, Saman Hosseinkhani, Shirin Jalili, Fereshteh Rahmati   +3 more
doaj   +1 more source

Production of surfactant-stable keratinase from Bacillus cereus YQ15 and its application as detergent additive

BMC Biotechnology, 2022
Background With the growing concern for the environment, there are trends that bio-utilization of keratinous waste by keratinases could ease the heavy burden of keratinous waste from the poultry processing and leather industry.
Rong-Xian Zhang, Zhong-Wei Wu, Hai-Yang Cui, Ying-Nan Chai, Cheng-Wei Hua, Peng Wang, Lan Li, Tian-You Yang   +7 more
doaj   +1 more source

Keratinase improves the growth performance, meat quality and redox status of broiler chickens fed a diet containing feather meal

Poultry Science, 2022
: The objective of this study was to assess the effects of dietary supplementation of keratinase on the production of broilers fed a diet containing feather meal.
Kai-Lin Xu, Guo-Xin Gong, Miao Liu, Lu Yang, Ze-Jing Xu, Si Gao, Meng-Yi Xiao, Tao Ren, Bing-Ji Zhao, Mahmoud M. Khalil, Ling Zhao, Lv-Hui Sun   +11 more
doaj   +1 more source

Partial Characterization of Keratinolytic Activity of Local Novel Bacteria Isolated from Feather Waste

Journal of Pure and Applied Microbiology, 2017
Three keratinolytic bacterial isolates were characterized partially for their keratinase activity. Bacterial isolates were grown in feather meal agar.
Dwi Suryanto, Hilda Walida, Siti Khadijah Nasution, Erman Munir   +3 more
doaj   +1 more source

Optimization of Keratinase Production and Utilization of Bacillus pumilus for Feather Degradation

, 2020
Soil samples were collected from the feather dumped area where Bacillus pumilus was isolated and used for keratinase production and keratinolytic activity.
S. Abirami, Antony V. Samrot, S. Dhiva, K. Afna, C. Akshara, P. Arya, Angel Abraham, U. Dhanush, S. Saigeetha, R. Emilin Renitta   +9 more
core   +1 more source

Production and biochemical characterization of keratinase enzyme from Bacillus subtilis ES5 and its potential application in leather dehairing process: a clean leather tanning process

Biotechnology & Biotechnological Equipment, 2023
The traditional leather industry releases different chemical wastes into the environment, which calls for the use of alternative, nonpolluting processes.
Getachew Alamnie, Amare Gessesse, Misganaw Bitew, Nebiyu Dawud, Berhanu Andualem, Abayeneh Girma   +5 more
doaj   +1 more source

Pemekatan Keratinase dari Bacillus sp. 24 untuk Meningkatkan Aktivitas Dehairing [PDF]

, 2017
Keratinase dapat diproduksi oleh Bacillus sp MD24 dengan menggunakan bulu ayam sebagai substrat. Ekstrak kasar keratinase tersebut terbukti dapat digunakan sebagai agen dehairing.
Suharti, Suharti
core   +1 more source

Biochemical and Molecular Characterization of a Thermostable Alkaline Metallo-Keratinase from Bacillus sp. Nnolim-K1

Microorganisms, 2020
Keratinases are considerably gaining momentum in green technology because of their endowed robustness and multifaceted application potentials, such as keratinous agro-wastes valorization.
Nonso E. Nnolim, Lindelwa Mpaka, Anthony I. Okoh, Uchechukwu U. Nwodo   +3 more
doaj   +1 more source