Results 11 to 20 of about 215 (167)

Protease inhibitor concentrations in the saliva of individuals experiencing oral dryness

open access: yesBMC Oral Health, 2021
Background Oral dryness is a common symptom that may interfere with swallowing, chewing, and taste. The most common reason for oral dryness is hyposalivation. Some individuals experiencing oral dryness do not have hyposalivation, however, and the reverse
Kenkichi Yamamoto   +4 more
doaj   +1 more source

Homeostatic control of cell wall hydrolysis by the WalRK two-component signaling pathway in Bacillus subtilis

open access: yeseLife, 2019
Bacterial cells are encased in a peptidoglycan (PG) exoskeleton that protects them from osmotic lysis and specifies their distinct shapes. Cell wall hydrolases are required to enlarge this covalently closed macromolecule during growth, but how these ...
Genevieve S Dobihal   +3 more
doaj   +1 more source

The action of Metaloproteinases in the Atherosclerotic Diseases

open access: yesABCS Health Sciences, 2014
Cardiovascular diseases represent the main cause of morbidity and mortality in the world and are epidemic events involving the atherosclerosis and coronary artery disease in particular.
Álvaro Luís Müller da Fonseca   +2 more
doaj   +1 more source

Est10: A Novel Alkaline Esterase Isolated from Bovine Rumen Belonging to the New Family XV of Lipolytic Enzymes. [PDF]

open access: yesPLoS ONE, 2015
A metagenomic fosmid library from bovine rumen was used to identify clones with lipolytic activity. One positive clone was isolated. The gene responsible for the observed phenotype was identified by in vitro transposon mutagenesis and sequencing and was ...
María Cecilia Rodríguez   +6 more
doaj   +1 more source

Surface-modified vacuole-based daunorubicin delivery system for acute myeloid leukaemia (AML) and their selective therapeutics

open access: yesArtificial Cells, Nanomedicine, and Biotechnology, 2022
The vacuoles in Saccharomyces cerevisiae are the key players digesting the waste within the cell. This functional organelle corresponding to the lysosome of mammalians contains acidic hydrolases and specific membrane proteins.
Wooil Choi, Yang-Hoon Kim, Jiho Min
doaj   +1 more source

Supramolecular enzyme-mimicking catalysts self-assembled from peptides

open access: yesiScience, 2023
Summary: Natural enzymes catalyze biochemical transformations in superior catalytic efficiency and remarkable substrate specificity. The excellent catalytic repertoire of enzymes is attributed to the sophisticated chemical structures of their active ...
Qing Liu, Akinori Kuzuya, Zhen-Gang Wang
doaj   +1 more source

Structural Analyses on the Deamidation of N-Terminal Asn in the Human N-Degron Pathway

open access: yesBiomolecules, 2020
The N-degron pathway is a proteolytic system in which a single N-terminal amino acid acts as a determinant of protein degradation. Especially, degradation signaling of N-terminal asparagine (Nt-Asn) in eukaryotes is initiated from its deamidation by N ...
Joon Sung Park   +8 more
doaj   +1 more source

Chimeric Peptidoglycan Hydrolases Kill Staphylococcal Mastitis Isolates in Raw Milk and within Bovine Mammary Gland Epithelial Cells

open access: yesViruses, 2022
Staphylococcus aureus is a major causative agent of bovine mastitis, a disease considered one of the most economically devastating in the dairy sector.
Anja P. Keller   +5 more
doaj   +1 more source

Toxin release mediated by the novel autolysin Cwp19 in Clostridium difficile

open access: yesMicrobial Cell, 2018
Clostridium difficile, also known as Clostriodioides difficile, is a Gram positive, spore-forming bacterium and a leading cause of antibiotic-associated diarrhea in nosocomial environments. The key virulence factors of this pathogen are two toxins, toxin
Imane El Meouche, Johann Peltier
doaj   +1 more source

Dimer-monomer transition defines a hyper-thermostable peptidoglycan hydrolase mined from bacterial proteome by lysin-derived antimicrobial peptide-primed screening

open access: yeseLife
Phage-derived peptidoglycan hydrolases (i.e. lysins) are considered promising alternatives to conventional antibiotics due to their direct peptidoglycan degradation activity and low risk of resistance development.
Li Zhang   +11 more
doaj   +1 more source

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