Results 11 to 20 of about 268,204 (256)

Characterization of a novel Mycobacterium tuberculosis serine protease Rv1815 in regulating bacterial metabolism and macrophage intracellular survival [PDF]

open access: yesCurrent Research in Microbial Sciences
The serine proteases of Mycobacterium tuberculosis (Mtb) are critical contributors to bacterial invasion and pathogenesis. In this study, we characterized the role of a novel serine protease Rv1815 in Mtb.
Qishun Feng   +7 more
doaj   +2 more sources

In vitro and in silico characterization of alkaline serine protease from Bacillus subtilis D9 recovered from Saudi Arabia

open access: yesHeliyon, 2021
In this study, we have isolated and characterized proteolytic soil bacteria and their alkaline protease. Based on 16S rRNA sequence analysis, 12 isolates with the highest protease activity were classified as B. subtilis and B. cereus groups. B.
Amal Mahmoud   +5 more
doaj   +1 more source

Dual function of a bee venom serine protease: prophenoloxidase-activating factor in arthropods and fibrin(ogen)olytic enzyme in mammals. [PDF]

open access: yesPLoS ONE, 2010
Bee venom contains a variety of peptides and enzymes, including serine proteases. While the presence of serine proteases in bee venom has been demonstrated, the role of these proteins in bee venom has not been elucidated.
Young Moo Choo   +11 more
doaj   +1 more source

Novel inhibitors and activity-based probes targeting serine proteases

open access: yesFrontiers in Chemistry, 2022
Serine proteases play varied and manifold roles in important biological, physiological, and pathological processes. These include viral, bacterial, and parasitic infection, allergic sensitization, tumor invasion, and metastasis. The use of activity-based
Timothy E. G. Ferguson   +3 more
doaj   +1 more source

Characteristics of Mycobacterium tuberculosis serine protease Rv1043c in enzymology and pathogenicity in mice

open access: yesJournal of Integrative Agriculture, 2023
The serine proteases of Mycobacteria tuberculosis (Mtb) are important contributors to the process of bacterial invasion and its pathogenesis. In the present study, we systematically characterized the role of the Rv1043c protein in Mycobacterium infection
Yang-yang TANG   +6 more
doaj   +1 more source

HtrA1 serine protease expression levels on age-related macular degeneration (AMD) patients in Yogyakarta

open access: yesBIO Web of Conferences, 2020
This research aims to investigate the HtrA1 serine protease circulating level of Age-related Macular Degeneration (AMD) patients in Yogyakarta, Indonesia.
Supanji Supanji   +9 more
doaj   +1 more source

Alveolar macrophages play a key role in cockroach-induced allergic inflammation via TNF-α pathway. [PDF]

open access: yesPLoS ONE, 2012
The activity of the serine protease in the German cockroach allergen is important to the development of allergic disease. The protease-activated receptor (PAR)-2, which is expressed in numerous cell types in lung tissue, is known to mediate the cellular ...
Joo Young Kim   +6 more
doaj   +1 more source

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

Preliminary investigations on the serine and aspartic protease inhibitors from Nothopegia beddomei

open access: yesCeylon Journal of Science, 2019
Aqueous stem bark extract of Nothopegia beddomei was assayed for serine and aspartic protease inhibitors by using trypsin and pepsin as the target enzymes, respectively. Crude bark extract was dialyzed and subjected to inhibition assays.
M.G.K.P. Dayarathne, Sanath Rajapakse
doaj   +1 more source

Identification and characterization of fusolisin, the Fusobacterium nucleatum autotransporter serine protease. [PDF]

open access: yesPLoS ONE, 2014
Fusobacterium nucleatum is an oral anaerobe associated with periodontal disease, adverse pregnancy outcomes and colorectal carcinoma. A serine endopeptidase of 61-65 kDa capable of damaging host tissue and of inactivating immune effectors was detected ...
Lior Doron   +6 more
doaj   +1 more source

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