Results 71 to 80 of about 416,903 (305)

Matrix metalloproteinase‐9 regulates cell adhesion and membrane protrusive activity of ovarian cancer cells

open access: yesFEBS Open Bio, EarlyView.
Matrix metalloproteinase‐9 (MMP9) drives ovarian cancer progression. Using MMP9‐null cells (M9‐KO) created from ovarian cancer cells, we found MMP9 loss did not block Epidermal Growth Factor (EGF)‐driven E‐cadherin dissolution or EMT but delayed and reduced EGF‐driven membrane protrusions. Transient MMP9 re‐expression drove membrane protrusion.
Claire Strauel   +8 more
wiley   +1 more source

Erythropoietic Activity of Proteolytic Enzymes

open access: yesExperimental Biology and Medicine, 1960
SummaryCrystalline papain and crude bromelin preparations stimulate erythropoiesis, whereas other proteolytic enzymes are ineffective. Sialic acid, measured by direct Ehrlich reaction, has been detected in crystalline papain preparations.
Y H, LOO, C C, LEE, M, FLEMMING
openaire   +2 more sources

Biologic activity in a fragment of recombinant human interferon α [PDF]

open access: yes, 1984
To attempt to locate functionally important regions of the interferon (IFN) molecule, recombinant human IFN-α2 was subjected to proteolytic digestion. The bacterial proteinase thermolysin produced two major complementary fragments, HuIFN-α2-(1-110) and ...
Ackerman, Samuel K.   +4 more
core  

Technological activities of Staphylococcus carnosus and Staphylococcus simulans strains isolated from fermented sausages [PDF]

open access: yes, 2005
The aim of this study was to determine the technological properties of 2 strains of Staphylococcus simulans (Ssm12, Ssm21) and 4 strains of S. carnosus (SC28, SC31, SC54 and SC55) for the selection of a potential starter cultures to employ in the ...
BLAIOTTA, GIUSEPPE   +4 more
core   +1 more source

Serum Soluble Mediator Signatures of Lupus Nephritis: Histologic Features and Response to Treatment

open access: yesArthritis Care &Research, EarlyView.
Objective Lupus nephritis (LN) management remains challenging, and novel noninvasive biomarkers are needed. This study quantified serum soluble mediators in the Accelerating Medicines Partnership (AMP) LN cohort to identify biomarkers of histologic features and treatment response.
Andrea Fava   +48 more
wiley   +1 more source

The effect of seeds of different chickpea and cowpea cultivars on digestive proteolytic activity of Helicoverpa armigera (Lep.: Noctuidae) [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران, 2013
Proteases are considered as major digestive enzymes in alimentary canals of most insects, which are responsible for providing amino acids and energy from nutrients for insects’ growth.
N. Fallahnejad-Mojarrad   +3 more
doaj  

Modeling the development of proteolytic phenotypes in multi-species oral biofilms

open access: yesJournal of Oral Microbiology, 2017
In chronic periodontitis, subgingival biofilms induce an inflammatory response leading to periodontal tissue destruction which may cause tooth loss. The response includes exudation of fluid (GCF) from the gingival pocket, giving rise to a protein-rich ...
Julia R. Davies   +2 more
doaj   +1 more source

High Milk-Clotting Activity Expressed by the Newly Isolated Paenibacillus spp. Strain BD3526

open access: yesMolecules, 2016
Paenibacillus spp. BD3526, a bacterium exhibiting a protein hydrolysis circle surrounded with an obvious precipitation zone on skim milk agar, was isolated from raw yak (Bos grunniens) milk collected in Tibet, China.
Feng Hang   +8 more
doaj   +1 more source

Hsp70 in mitochondrial biogenesis [PDF]

open access: yes, 1994
The family of hsp70 (70 kilodalton heat shock protein) molecular chaperones plays an essential and diverse role in cellular physiology, Hsp70 proteins appear to elicit their effects by interacting with polypeptides that present domains which exhibit non ...
A. Tzagoloff   +53 more
core   +1 more source

β‐Catenin/c‐Myc Axis Modulates Autophagy Response to Different Ammonia Concentrations

open access: yesAdvanced Biology, Volume 9, Issue 3, March 2025.
Ammonia, detoxified by the liver into urea and glutamine, impacts autophagy differently at varying levels. Low ammonia activates autophagy via c‐Myc and β‐catenin, while high levels suppress it. Using Huh7 cells and Spf‐ash mice, c‐Myc's role in cytoprotective autophagy is revealed, offering insights into hyperammonemia and potential therapeutic ...
S. Sergio   +11 more
wiley   +1 more source

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