Nastorazepide_DataSheet_MedChemExpress

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Data Sheet

BIOLOGICAL ACTIVITY:
 

Nastorazepide (Z–360) is a selective, orally available, 1,5–benzodiazepine–derivative gastrin/cholecystokinin 2 (CCK–2) receptor
antagonist with potential antineoplastic activity.
Target:CCK–2
in vitro: Z–360 binds to the gastrin/CCK–2 receptor, thereby preventing receptor activation by gastrin, a peptide hormone frequently
associated with the proliferation of gastrointestinal and pancreatic tumor cells. Check for active clinical trials or closed clinical trials
using this agent.
in vivo: Z–360 is a novel orally active CCK–2/gastrin receptor antagonist, significantly inhibits the growth of subcutaneous xenografts
of human pancreatic tumor cells in mice, and that Z–360 combined with gemcitabine prolonged survival in a pancreatic carcinoma
orthotopic xenograft mice.

PROTOCOL (Extracted from published papers and Only for reference)
 

Cell assay (Western blot) [1]
PANC–1 cells were cultured on collagen–coated flasks for 24 h under the above described conditions. Cells were then treated with
gemcitabine (10 μM) and/or Z–360 (0.1 μM) for 24 h. After treatment with these compounds, cells were homogenized in solubilization
buffer containing 50 mM Tris–HCl (pH 8.0), 150 mM NaCl, 1 mM EDTA (pH 8.0), 1% NP–40, 0.1% sodium dodecyl sulfate (SDS), 0.5%
sodium deoxycholate, 1 mM sodium vanadate (Na3VO4), 25 mM sodium fluoride (NaF), 1 mM PMSF, and protease inhibitor cocktail
using a syringe. After centrifugation at 12,000 rpm for 5 min at 4°C, the supernatants containing the proteins were collected. The
supernatants were solubilized in solubilization buffer and boiled in loading buffer (2% SDS, 50 mM Tris–HCl (pH 6.8), 200 mM
beta–mercaptoethanol, 10% glycerol, and 0.1% Bromophenol Blue) for 5 min. Equal amounts of lysate proteins were separated on a
10% Ready–gel J and transferred to a polyvinylidine difluoride (PVDF) membrane using a Trans–Blot Cell System. The membranes were
blocked for 1 h at room temperature with 3% BSA in Tris buffered saline containing 20 mM Tris–HCl (pH 7.5), 150 mM NaCl, and 0.1%
Tween20 (TBST) and then incubated overnight at 4 °C with rabbit anti phosphor (Ser 473) –Akt1/2/3 antibody (1/1000) or rabbit anti
Akt1/2/3 antibody (1/1000). After washing with TBST, membranes were incubated for 1 h at room temperature with HRP–Protein G
(1:8000). All antibodies were diluted in TBST. Protein bands were visualized using an Enhanced Chemiluminescence Detection Kit
followed by autoradiography using Hyperfilm.

References:
 

[1]. Kato H, et al. CCK–2/gastrin receptor signaling pathway is significant for gemcitabine–induced gene expression of VEGF in pancreatic carcinoma cells.
Life Sci. 2011 Oct 24;89(17–18):603–8.

Product Name:Nastorazepide
Cat. No.:HY-17617
CAS No.:209219-38-5
Molecular Formula:C29H36N4O
5

Molecular Weight:520.62

Target:Cholecystokinin Receptor
Pathway:GPCR/G Protein
Solubility:DMSO: ≥ 32 mg/mL

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Caution: Product has not been fully validated for medical applications. For research use only.
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