Results 31 to 40 of about 95,153 (249)

SPINK6 inhibits human airway serine proteases and restricts influenza virus activation

open access: yesEMBO Molecular Medicine, 2021
SPINK6 was identified in human skin as a cellular inhibitor of serine proteases of the KLK family. Airway serine proteases are required to cleave hemagglutinin (HA) of influenza A viruses (IAVs) to initiate an infection in the human airway.
Dong Wang   +15 more
doaj   +1 more source

Genome-wide survey of prokaryotic serine proteases: Analysis of distribution and domain architectures of five serine protease families in prokaryotes

open access: yesBMC Genomics, 2008
Background Serine proteases are one of the most abundant groups of proteolytic enzymes found in all the kingdoms of life. While studies have established significant roles for many prokaryotic serine proteases in several physiological processes, such as ...
Tripathi Lokesh P, Sowdhamini R
doaj   +1 more source

Airway proteolytic control of pneumococcal competence.

open access: yesPLoS Pathogens, 2023
Streptococcus pneumoniae is an opportunistic pathogen that colonizes the upper respiratory tract asymptomatically and, upon invasion, can lead to severe diseases including otitis media, sinusitis, meningitis, bacteremia, and pneumonia.
Haley Echlin   +3 more
doaj   +1 more source

Serine Proteases in Rodent Hippocampus [PDF]

open access: yesJournal of Biological Chemistry, 1998
Brain serine proteases are implicated in developmental processes, synaptic plasticity, and in disorders including Alzheimer's disease. The spectrum of the major enzymes expressed in brain has not been established previously. We now present a systematic study of the serine proteases expressed in adult rat and mouse hippocampus.
Davies, Ben J.   +4 more
openaire   +4 more sources

New insights into the evolution of subtilisin-like serine protease genes in Pezizomycotina

open access: yesBMC Evolutionary Biology, 2010
Background Subtilisin-like serine proteases play an important role in pathogenic fungi during the penetration and colonization of their hosts. In this study, we perform an evolutionary analysis of the subtilisin-like serine protease genes of subphylum ...
Zhang Ying   +9 more
doaj   +1 more source

SARS-CoV-2 entry into human airway organoids is serine protease-mediated and facilitated by the multibasic cleavage site

open access: yeseLife, 2021
Coronavirus entry is mediated by the spike protein that binds the receptor and mediates fusion after cleavage by host proteases. The proteases that mediate entry differ between cell lines, and it is currently unclear which proteases are relevant in vivo.
Anna Z Mykytyn   +7 more
doaj   +1 more source

Serine Proteases of Malaria Parasite Plasmodium falciparum: Potential as Antimalarial Drug Targets

open access: yesInterdisciplinary Perspectives on Infectious Diseases, 2014
Malaria is a major global parasitic disease and a cause of enormous mortality and morbidity. Widespread drug resistance against currently available antimalarials warrants the identification of novel drug targets and development of new drugs.
Asrar Alam
doaj   +1 more source

Cross genome comparisons of serine proteases in Arabidopsis and rice

open access: yesBMC Genomics, 2006
Background Serine proteases are one of the largest groups of proteolytic enzymes found across all kingdoms of life and are associated with several essential physiological pathways.
Sowdhamini R, Tripathi Lokesh P
doaj   +1 more source

Streptococcus pneumoniae serine protease HtrA, but not SFP or PrtA, is a major virulence factor in pneumonia. [PDF]

open access: yesPLoS ONE, 2013
Streptococcus (S.) pneumoniae is a common causative pathogen in pneumonia. Serine protease orthologs expressed by a variety of bacteria have been found of importance for virulence. Previous studies have identified two serine proteases in S.
Sacha F de Stoppelaar   +6 more
doaj   +1 more source

Serpin–4 Facilitates Baculovirus Infection by Inhibiting Melanization in Asian Corn Borer, Ostrinia furnacalis (Guenée)

open access: yesFrontiers in Immunology, 2022
Phenoloxidase (PO)–catalyzed melanization is a vital immune response in insects for defense against pathogen infection. This process is mediated by clip domain serine proteases and regulated by members of the serpin superfamily. We here revealed that the
Jiayue Ji   +6 more
doaj   +1 more source

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