Results 21 to 30 of about 60,305 (241)

Glucosamine prevents polarization of cytotoxic granules in NK-92 cells by disturbing FOXO1/ERK/paxillin phosphorylation. [PDF]

open access: yesPLoS ONE, 2018
Glucosamine (GlcN) is a naturally occurring derivative of glucose and an over-the-counter food additive. However, the mechanism underlying GlcN action on cells is unknown. In this study, we investigated the effect of GlcN on natural killer (NK) cells. We
Janja Božič   +2 more
doaj   +1 more source

Generation of human endothelin by cathepsin E [PDF]

open access: yesFEBS Letters, 1990
Highly‐purified cathepsin D processed human big endothelin1–38 into endothelin‐like fragments but did not appear to generate endothelin1–21 under the conditions employed. By contrast, human cathepsin E specifically cleaved human big endothelin into endothelin1–21 and the C‐terminal fragment under identical conditions but did not degrade either product ...
Lees, Wendy E.   +5 more
openaire   +2 more sources

Inhibition of cathepsin B by E-64 induces oxidative stress and apoptosis in filarial parasite. [PDF]

open access: yesPLoS ONE, 2014
Current available antifilarial drug strategies only eliminate the larval stages of filarial parasites. Therefore, there is an urgent need of drugs which are macrofilaricidals.
Mohit Wadhawan   +2 more
doaj   +1 more source

Cathepsin B Mediates the pH-Dependent Proinvasive Activity of Tumor-Shed Microvesicles

open access: yesNeoplasia: An International Journal for Oncology Research, 2008
Vesicles shed by cancer cells are known to mediate several tumor-host interactions. Tumor microenvironment may, in turn, influence the release and the activity of tumor-shed microvesicles.
Ilaria Giusti   +7 more
doaj   +1 more source

A novel in vitro system of supported planar endosomal membranes (SPEMs) reveals an enhancing role for cathepsin B in the final stage of Ebola virus fusion and entry

open access: yesMicrobiology Spectrum, 2023
Ebola virus (EBOV) causes a hemorrhagic fever with fatality rates up to 90%. The EBOV entry process is complex and incompletely understood. Following attachment to host cells, EBOV is trafficked to late endosomes/lysosomes where its glycoprotein (GP) is ...
Laura Odongo   +4 more
doaj   +1 more source

A structural biology approach to understand human lymphatic filarial infection. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2014
The presence of aspartic protease inhibitor in filarial parasite Brugia malayi (Bm-Aspin) makes it interesting to study because of the fact that the filarial parasite never encounters the host digestive system.
Raghavendra Sashi Krishna Nagampalli   +4 more
doaj   +1 more source

Cathepsin E (EC 3.4.23.34) — a review

open access: yesFolia Histochemica et Cytobiologica, 2012
Cathepsin E belongs to the third class of enzymes - hydrolases, a subclass of peptide bond hydrolases and a sub-subclass of endopeptidases with aspartic catalytic sites. Cathepsin E is an endopeptidase with substrate specificity similar to that of cathepsin D. In a human organism, cathepsin E occurs in: erythrocytes, thymus, dendritic cells, epithelial
Michał, Chlabicz   +3 more
openaire   +3 more sources

Altered gene expression in early atherosclerosis is blocked by low level apolipoprotein E.

open access: yesPLoS ONE, 2008
BackgroundMice deficient in apolipoprotein E (apoE(-/-)) develop atherosclerosis. The possible linkage between expression of adhesion molecules/cofactors and atherosclerosis was probed at the level of mRNA and protein expression.
Yanqing Ma   +3 more
doaj   +1 more source

Differential requirement for cathepsin D for processing of the full length and C-terminal fragment of the malaria antigen MSP1.

open access: yesPLoS ONE, 2011
Merozoite Surface Protein 1 is expressed on the surface of malaria merozoites and is important for invasion of the malaria parasite into erythrocytes. MSP1-specific CD4 T cell responses and antibody can confer protective immunity in experimental models ...
Calogero Tulone   +5 more
doaj   +1 more source

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