Results 11 to 20 of about 943,189 (296)

Zika virus cleaves GSDMD to disseminate prognosticable and controllable oncolysis in a human glioblastoma cell model

open access: yesMolecular Therapy: Oncolytics, 2023
Glioblastoma (GBM) is the most common aggressive malignant brain cancer and is chemo- and radioresistant, with poor therapeutic outcomes. The “double-edged sword” of virus-induced cell death could be a potential solution if the oncolytic virus ...
Yu-Ting Kao   +5 more
doaj   +1 more source

Reprogramming of the Caseinolytic Protease by ADEP Antibiotics: Molecular Mechanism, Cellular Consequences, Therapeutic Potential

open access: yesFrontiers in Molecular Biosciences, 2021
Rising antibiotic resistance urgently calls for the discovery and evaluation of novel antibiotic classes and unique antibiotic targets. The caseinolytic protease Clp emerged as an unprecedented target for antibiotic therapy 15 years ago when it was ...
Heike Brötz-Oesterhelt   +2 more
doaj   +1 more source

Expression of Alphavirus Nonstructural Protein 2 (nsP2) in Mosquito Cells Inhibits Viral RNA Replication in Both a Protease Activity-Dependent and -Independent Manner

open access: yesViruses, 2022
Alphaviruses are positive-strand RNA viruses, mostly being mosquito-transmitted. Cells infected by an alphavirus become resistant to superinfection due to a block that occurs at the level of RNA replication. Alphavirus replication proteins, called nsP1-4,
Liubov Cherkashchenko   +4 more
doaj   +1 more source

Beyond Inhibition: A Novel Strategy of Targeting HIV-1 Protease to Eliminate Viral Reservoirs

open access: yesViruses, 2022
HIV-1 protease (PR) is a viral enzyme that cleaves the Gag and Gag-Pol polyprotein precursors to convert them into their functional forms, a process which is essential to generate infectious viral particles.
Josh G. Kim, Liang Shan
doaj   +1 more source

Statistical Optimization of the Production of NaCl-Tolerant Proteases by a Moderate Halophile, Virgibacillus sp. SK37

open access: yesFood Technology and Biotechnology, 2015
The objectives of this study are to optimize the conditions for providing high yield of NaCl-tolerant extracellular protease from Virgibacillus sp. SK37 based on a fi sh-based medium and to investigate the eff ects of the key factors (mass per volume ...
Sornchai Sinsuwan   +4 more
doaj   +1 more source

Cryptococcal Protease(s) and the Activation of SARS-CoV-2 Spike (S) Protein

open access: yesCells, 2022
In this contribution, we report on the possibility that cryptococcal protease(s) could activate the SARS-CoV-2 spike (S) protein. The S protein is documented to have a unique four-amino-acid sequence (underlined, SPRRAR↓S) at the interface between the S1
Nozethu Mjokane   +7 more
doaj   +1 more source

Shotgun Proteomics Revealed Preferential Degradation of Misfolded In Vivo Obligate GroE Substrates by Lon Protease in Escherichia coli

open access: yesMolecules, 2022
The Escherichia coli chaperonin GroEL/ES (GroE) is one of the most extensively studied molecular chaperones. So far, ~80 proteins in E. coli are identified as GroE substrates that obligately require GroE for folding in vivo. In GroE-depleted cells, these
Tatsuya Niwa   +2 more
doaj   +1 more source

Serine proteases [PDF]

open access: yesIUBMB Life, 2009
AbstractOver one third of all known proteolytic enzymes are serine proteases. Among these, the trypsins underwent the most predominant genetic expansion yielding the enzymes responsible for digestion, blood coagulation, fibrinolysis, development, fertilization, apoptosis, and immunity.
openaire   +4 more sources

Screening and Selection of Media Components for Protease Production by Bacillus sp. EBTA6 Using Plackett–Burman Design

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2020
In this study, effects of medium components and inoculum size on the protease production by Bacillus sp. EBTA6 that was isolated from a home-made Tarhana sample were investigated. The cell-free supernatant of bacterium cultured on a shaking incubator for
Fikriye Alev Akçay, Ayşe Avcı
doaj   +1 more source

EFFECT OF DIFFERENT LEVELS AGROECOLOGICAL LOADS ON BIOCHEMICAL CHARACTERISTICS OF SOIL

open access: yesЮг России: экология, развитие, 2017
Aim. To study the effect of different levels of agri-environmental loads on the enzymatic activity of the soil.Methods. Isolation of soil fauna was conducted by thermogradient.
A. V. Shchur   +2 more
doaj   +1 more source

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