secretase inhibitors
Amyloid precursor protein selective gamma-secretase inhibitors for treatment of Alzheimer's disease
... cells in a two-step process. CHOsw cells were first sta- bly transfected to express a NICD responsive luciferase reporter gene construct (pGL2-CBF-Luc) [63]. Numer- ous stable clones (SCH clones), were identified which ...
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QSAR STUDIES & DESIGNING OF POTENT HETEROCYCLIC COMPOUNDS AS γ SECRETASE INHIBITORS
... γ- secretase to release P3 or Aβ peptides, respectively. Since β-secretase and γ-secretase are responsible for the production of amyloid peptide (Aβ), which is believed to play a central role in the ...
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Gamma secretase inhibitors of Notch signaling
... Abstract: The numerous processes involved in the etiology of breast cancer such as cell survival, metabolism, proliferation, differentiation, and angiogenesis are currently being elucidated. However, underlying ...
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Shrimp (Pandalopsis dispar) waste hydrolysate as a source of novel β–secretase inhibitors
... non–peptide inhibitors of the ...protease inhibitors, an eight–residue transition state inhibitor OM99–2 (Chen et ...β–secretase inhibitors. Moreover, several hydroxyl–con- taining ...
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Huntingtin cleavage product A forms in neurons and is reduced by gamma-secretase inhibitors
... gamma secretase inhibition could reduce mutant hun- tingtin-dependent ...gamma-secretase inhibitors at 4DIV using a concentra- tion ...tase inhibitors correlated with reduced proteolysis of ...
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The role of MyD88 in embryonal carcinoma stem cells
... GSIs: Gamma Secretase Inhibitors hEC: Human Embryonal Carcinoma hES: Human Embryonic Stem cells HGF: Hepatocyte Growth Factor Hh: Hedgehog HMBA: Hexamethylene Bisacetamide HSC: Haematopo[r] ...
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Pharmacological Assessment of γ Secretase Activity from Rodent and Human Brain
... γ-secretase is involved in the final processing of the amyloid precursor protein into a heterogeneous pool of β-amyloid (Aβ) peptides. Current Alzheimer’s disease drug discovery efforts include targeting ...
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Chemotherapy induces Notch1-dependent MRP1 up-regulation, inhibition of which sensitizes breast cancer cells to chemotherapy
... γ-secretase inhibitors have a long his- tory of use in clinical trials for Alzheimer’s disease [34] and more recently cancer [35–37] including in breast [38], and their use in combination with chemotherapy ...
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Presenilins and the γ-secretase: still a complex problem
... Inhibitor studies demonstrate that the g-secretase is a member of the aspartyl protease family [26]. All mem- bers of this family require two aspartyl residues for enzyme activity [27]. Some aspartyl proteases ...
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NSAIDs and enantiomers of flurbiprofen target γ secretase and lower Aβ42 in vivo
... γ-secretase inhibitors that target the proteases that produce A β , (b) anti-A β immunotherapies to promote A β clear- ance, and (c) agents that target A β ...
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Modulation of Aβ42 in vivo by γ-secretase modulator in primates and humans
... γ-secretase inhibitors (GSI), γ-secretase modulators (GSMs) are thought to be intrin- sically safer as they target the pathogenic Aβ42 species without inhibiting normal APP processing or cleavage of ...
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γ-secretase inhibitor I inhibits neuroblastoma cells, with NOTCH and the proteasome among its targets
... γ-secretase inhibitors GSI-I, GSI-X, GSI-XXI and DAPT in a panel of NB cell lines and short-term cultures for their minimal effective dose using dose-response curves (data not ...
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APLP1 as a cerebrospinal fluid biomarker for γ-secretase modulator treatment
... γ-secretase inhibitors failed to reach their primary clinical endpoints; the cognitive de- cline was even worse in the treatment arm than in placebo [13, ...γ- secretase inhibitor treatment may be ...
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Papillomavirus Infection Requires γ Secretase
... ␥ secretase is not required for either adenovirus or pseudovirions of the polyomaviruses BK and MCV to infect cells, suggesting that this mechanism is not conserved and that the ␥ -secretase ...
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Cancer Stem Cells as a new promising approach of efficient oncological treatment - the review of literature
... gamma secretase inhibitors impede Notch signaling pathway, which leads to a decrease of tumour markers expression and consequently decline in vivo tumour ...
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Quantification of gamma-secretase modulation differentiates inhibitor compound selectivity between two substrates Notch and amyloid precursor protein
... γ- secretase, as we have demonstrated that a mutation of two critical aspartate (Asp) residues abrogates enzymatic activ- ity ...γ-secretase inhibitors, transition-state analogues prevent Aβ ...
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Targeted modulation of cell differentiation in distinct regions of the gastrointestinal tract via oral administration of differently PEG-PEI functionalized mesoporous silica nanoparticles
... γ-secretase inhibitors of the Notch pathway, a key regulator of intestinal progenitor cells, colon cancer, and inflam- mation, demonstrated enhanced intestinal goblet cell differentiation as compared to ...
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The OTT MAL fusion oncogene activates RBPJ mediated transcription and induces acute megakaryoblastic leukemia in a knockin mouse model
... In contrast, dnMAML1 or γ-secretase inhibitors had no significant effect on growth of 6133 or Ba/F3 cells Supplemental Figure 4 and data not shown, suggesting that the expression of RBPJ[r] ...
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Targeting γ-secretase in breast cancer
... Abstract: γ-secretase complexes are multisubunit protease complexes that perform the intramembrane cleavage of more than 60 type-I transmembrane proteins, including Notch receptors. Since dysregulated Notch ...
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Autophagy dysfunction upregulates beta-amyloid peptides via enhancing the activity of γ-secretase complex
... In the current study, both autophagy inhibitor and inducer increased the activity of α -, β -, and γ -secretases, and enhanced A β production. Moreover, autophagy inhibitor may more activate γ -secretase and ...
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