Results 81 to 90 of about 1,768 (204)

Oncogenic Human Papillomaviruses Drive One‐Third of Sinonasal Squamous Cell Carcinoma and Are Not Mutually Exclusive for Gene Mutations

open access: yesHead &Neck, Volume 47, Issue 6, Page 1726-1735, June 2025.
ABSTRACT Background The detection rate of oncogenic human papillomaviruses (HPVs) in sinonasal squamous cell carcinomas (SNSCCs) varies among studies. The mutational landscape of SNSCCs remains poorly investigated. Methods We investigated the prevalence and prognostic significance of HPV infections based on p16 protein expression, HPV‐DNA detection ...
Maxime Henrion   +8 more
wiley   +1 more source

Production and Estimation of Keratinase by Immobilized and Free Bacillus licheniformis (St. 24) [PDF]

open access: yes, 2020
Alginate immobilized Bacillus licheniformis (St. 24) were isolated from chicken feather wastes recorded higher keratinase production than free bacterial suspension.
Ahmed Issa   +4 more
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Chromium‐Tanned Leather and Microbial Consortia: Identification of Taxa With Biodegradation Potential and Chromium Tolerance

open access: yesEnvironmental Microbiology Reports, Volume 17, Issue 3, June 2025.
Microbial consortia naturally derived from descomposing leather initiated degradation of chromium‐tanned leather under nutrient‐limited conditions. Key taxa, including Bacillus, Microbacterium and Acinetobacter, formed biofilms, tolerated chromium and induced collagen matrix disruption, highlighting their potential for sustainable biotechnological ...
Manuela Bonilla‐Espadas   +6 more
wiley   +1 more source

Zoonotic and Anthropophilic Trichophyton mentagrophytes Complex Infection in Human: An Update and Narrative Review

open access: yesMycoses, Volume 68, Issue 6, June 2025.
ABSTRACT Background Trichophyton mentagrophytes species complex comprises dermatophytes responsible for common superficial fungal infections affecting keratinised tissues. Recent shifts in taxonomy and increasing antifungal resistance—necessitate an updated understanding of this fungal complex.
Settanan Plangsiri   +2 more
wiley   +1 more source

Azo dying of α‐keratin material improves microbial keratinase screening and standardization

open access: yesMicrobial Biotechnology, 2020
Summary Microbial conversion through enzymatic reactions has received a lot of attention as a cost‐effective and environmentally friendly way to recover amino acids and short peptides from keratin materials.
Milena Gonzalo   +7 more
doaj   +1 more source

Synergistic Antifungal Efficacy of Eugenol‐Loaded Nanocapsules Combined With Itraconazole Against Trichophyton mentagrophytes

open access: yesVeterinary Medicine and Science, Volume 11, Issue 3, May 2025.
It illustrating the schematic workflow of the study, including the nanoencapsulation of eugenol via the nanoprecipitation method, physicochemical characterization (SEM, DLS, zeta potential), and evaluation of antifungal activity against clinical isolates of Trichophyton mentagrophytes.
Javad Malakootikhah   +4 more
wiley   +1 more source

Recent advances in keratinase production via protein engineering, breeding, and fermentation

open access: yesAdvanced Agrochem
The gene editing and synthetic biological tools have led to the implementation of diverse metabolic engineering approaches to enhance the production of specific enzymes. Microbial keratinases can convert keratin wastes into valuable compounds for mankind.
Ali Raza Ishaq   +4 more
doaj   +1 more source

Characterization and overexpression of a novel keratinase from Bacillus polyfermenticus B4 in recombinant Bacillus subtilis

open access: yesBioresources and Bioprocessing, 2017
Background Keratins, insoluble proteins with a robust structure, are a major component of epidermal tissue and appendages such as hair, feathers, nails, and walls.
Yu-Ze Dong   +2 more
doaj   +1 more source

Optimasi Produksi Keratinase Oleh Bakteri Bacillus Slii-I Dalam Medium Limbah Bulu Ayam [PDF]

open access: yes, 2015
Keratin adalah protein yang sulit didegradasi karena terdapat ikatan sistin disulfida. Enzim keratinase yang diproduksi oleh Bacillus SLII-I diketahui mampu memutus ikatan disulfida.
Marzuki R., Ahmad
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Optimasi Produksi Keratinase dari Bakteri Keratinolitik Bacillus licheniformis MD24

open access: yes, 2016
Hidayati, A. 2016. Optimasi Produksi Keratinase dari Bakteri Keratinolitik Bacillus licheniformis MD24. Skripsi, Jurusan Kimia, FMIPA, Universitas Negeri Malang. Pembimbing: (I) Dr.
Arina Hidayati; Mahasiswa
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