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Triptolide Inhibiteur du Domaine Moyen de Hsp90

N° Cat.S3604

Le Triptolide est un tri-époxyde diterpénique, un agent immunosuppresseur extrait de l'herbe chinoise Tripterygium wilfordii. Il agit comme un inhibiteur de NF-κB avec une double action par perturbation de l'interaction p65/CBP et par réduction de la protéine p65. Le Triptolide (PG490) abroge la fonction de transactivation du facteur de transcription de choc thermique 1 (HSF1). Le Triptolide inhibe MDM2 et induit l'apoptose par une voie indépendante de p53.
Triptolide ADC Cytotoxin chimique Chemical Structure

Structure chimique

Poids moléculaire: 360.4

Aller à

Contrôle qualité

Lot : Pureté : 99.95%
99.95

Culture cellulaire, traitement et concentration de travail

Lignées cellulaires Type dessai Concentration Temps dincubation Formulation Description de lactivité PMID
HT-29 Cytotoxicity against Cytotoxicity against human HT-29 cells, IC50=0.0021μM 21470864
HCT116 Cytotoxicity against Cytotoxicity against human HCT116 cells assessed as decrease in cell viability, IC50=0.0047μM 31121546
SKOV3 Antiproliferative activity against 72 hrs Antiproliferative activity against human SKOV3 cells after 72 hrs by SRB assay, IC50=0.006μM 20833543
SKOV3 Cytotoxicity against 72 hrs Cytotoxicity against human SKOV3 cells after 72 hrs by sulforhodamine B assay, IC50=0.006μM 24378709
SKOV3 Cytotoxic activity against 72 hrs Cytotoxic activity against human SKOV3 cells assessed as reduction in cell viability after 72 hrs by SRB assay, IC50=0.0072μM 28011223
KBM5 Cytotoxicity against 72 hrs Cytotoxicity against imatinib-resistant human KBM5 cells harboring Bcr-Abl T315I mutant after 72 hrs by MTS assay, IC50=0.0083μM 20149665
SKOV3 Cytotoxicity against Cytotoxicity against human SKOV3 cells by SRB assay, IC50=0.009μM 19637874
MDA-MB-468 Cytotoxicity against Cytotoxicity against human MDA-MB-468 cells by SRB assay, IC50=0.01μM 19637874
HCT116 Cytotoxicity against 72 hrs Cytotoxicity against human HCT116 cells after 72 hrs by MTT assay, IC50=0.01μM 19637874
SKOV3 Cytotoxicity against 72 hrs Cytotoxicity against human SKOV3 cells after 72 hrs by MTT assay, IC50=0.01μM 19637874
KBM5 Cytotoxicity against 72 hrs Cytotoxicity against human KBM5 cells harboring wild type Bcr-Abl after 72 hrs by MTS assay, IC50=0.0103μM 20149665
Rh30 Cytotoxicity against 72 hrs Cytotoxicity against human Rh30 cells after 72 hrs by MTT assay, IC50=0.014μM 19637874
A549 Antagonist activity at Antagonist activity at human PAR2 expressed in human A549 cells assessed as inhibition of 2f-LIGRLO-NH2-induced NFkappaB activation by luciferase reporter gene assay, IC50=0.014μM 23895492
SGC7901 Cytotoxicity against 72 hrs Cytotoxicity against human SGC7901 cells after 72 hrs by MTT assay, IC50=0.015μM 19637874
MOLT4 Cytotoxicity against 72 hrs Cytotoxicity against human MOLT4 cells after 72 hrs by MTT assay, IC50=0.017μM 19637874
A549 Cytotoxic activity against 72 hrs Cytotoxic activity against human A549 cells assessed as reduction in cell viability after 72 hrs by SRB assay, IC50=0.0175μM 28011223
SMMC7721 Cytotoxicity against 72 hrs Cytotoxicity against human SMMC7721 cells after 72 hrs by MTT assay, IC50=0.018μM 19637874
PC3 Cytotoxic activity against 72 hrs Cytotoxic activity against human PC3 cells assessed as reduction in cell viability after 72 hrs by SRB assay, IC50=0.0183μM 28011223
MCF7 Cytotoxicity against 72 hrs Cytotoxicity against human MCF7 cells after 72 hrs by MTT assay, IC50=0.019μM 19637874
A549 Cytotoxicity against Cytotoxicity against human A549 cells, IC50=0.019μM 21470864
PC3 Cytotoxicity against Cytotoxicity against human PC3 cells by SRB assay, IC50=0.02μM 19637874
Bel7402 Cytotoxicity against 72 hrs Cytotoxicity against human Bel7402 cells after 72 hrs by MTT assay, IC50=0.02μM 19637874
PC3 Antiproliferative activity against 72 hrs Antiproliferative activity against human PC3 cells after 72 hrs by SRB assay, IC50=0.02μM 20833543
PC3 Cytotoxicity against 72 hrs Cytotoxicity against human PC3 cells after 72 hrs by sulforhodamine B assay, IC50=0.02μM 24378709
PC3 Cytotoxicity against Cytotoxicity against human PC3 cells assessed as inhibition of cell proliferation by sulforhodamine B assay, IC50=0.02μM 25467158
786-O Cytotoxicity against 72 hrs Cytotoxicity against human 786-O cells after 72 hrs by MTT assay, IC50=0.022μM 19637874
A549 Antagonist activity at Antagonist activity at human PAR2 expressed in human A549 cells coexpressing TACR1 assessed as inhibition of substance P-induced IL-8 production by ELISA, IC50=0.023μM 23895492
MDA-MB-231 Cytotoxicity against 72 hrs Cytotoxicity against human MDA-MB-231 cells after 72 hrs by MTT assay, IC50=0.024μM 19637874
DU145 Cytotoxicity against 72 hrs Cytotoxicity against human DU145 cells after 72 hrs by MTT assay, IC50=0.024μM 19637874
HO8910 Cytotoxicity against 72 hrs Cytotoxicity against human HO8910 cells after 72 hrs by MTT assay, IC50=0.028μM 19637874
HCT15 Cytotoxicity against 72 hrs Cytotoxicity against human HCT15 cells after 72 hrs by MTT assay, IC50=0.029μM 19637874
A549 Growth inhibition of human Growth inhibition of human A549 cells, IC50=0.03μM 28814374
32D Cytotoxicity against 72 hrs Cytotoxicity against mouse 32D cells harboring wild type Bcr-Abl after 72 hrs by MTS assay, IC50=0.032μM 20149665
U251 Cytotoxicity against Cytotoxicity against human U251 cells assessed as inhibition of cell proliferation by sulforhodamine B assay, IC50=0.033μM 25467158
32D Cytotoxicity against 72 hrs Cytotoxicity against imatinib-resistant mouse 32D cells harboring Bcr-Abl T315I mutant after 72 hrs by MTS assay, IC50=0.034μM 20149665
PC3 Cytotoxicity against 72 hrs Cytotoxicity against human PC3 cells after 72 hrs by MTT assay, IC50=0.043μM 19637874
KB Cytotoxicity against 72 hrs Cytotoxicity against human KB cells after 72 hrs by MTT assay, IC50=0.043μM 19637874
HepG2 Cytotoxicity against 48 hrs Cytotoxicity against human HepG2 cells after 48 hrs by XTT assay, IC50=0.0433μM 30613335
HeLa Cytotoxicity against 72 hrs Cytotoxicity against human HeLa cells after 72 hrs by MTT assay, IC50=0.047μM 19637874
U251 Cytotoxicity against 72 hrs Cytotoxicity against human U251 cells after 72 hrs by MTT assay, IC50=0.049μM 19637874
K562 Cytotoxicity against 72 hrs Cytotoxicity against human K562 cells after 72 hrs by MTT assay, IC50=0.05μM 19637874
NIH/3T3 Cytotoxicity against Cytotoxicity against mouse NIH/3T3 cells assessed as decrease in cell viability, IC50=0.05μM 31121546
SW1116 Cytotoxicity against 72 hrs Cytotoxicity against human SW1116 cells after 72 hrs by MTT assay, IC50=0.052μM 19637874
A549 Cytotoxicity against 72 hrs Cytotoxicity against human A549 cells after 72 hrs by MTT assay, IC50=0.059μM 19637874
HeLa Cytotoxicity against Cytotoxicity against human HeLa cells assessed as decrease in cell viability, IC50=0.087μM 31121546
Jurkat Cytotoxicity against Cytotoxicity against human Jurkat cells assessed as decrease in cell viability, IC50=0.14μM 31121546
MKN28 Cytotoxicity against 72 hrs Cytotoxicity against human MKN28 cells after 72 hrs by MTT assay, IC50=0.2μM 19637874
MDCK Cytotoxicity against Cytotoxicity against MDCK cells assessed as decrease in cell viability, IC50=1.2μM 31121546
Pkd1-/- Induction of Induction of cell growth arrest in mouse Pkd1-/- cells in presence of calcium 17360534
Pkd1-/- Increase in 100 nM 96 hrs Increase in p21CIP/WAF expression in mouse Pkd1-/- cells at 100 nM after 96 hrs by Western blot analysis 17360534
Pkd1+/- Increase in 100 nM Increase in PC2 dependent calcium release in mouse Pkd1+/- cells at 100 nM 17360534
Pkd1-/- Increase in 100 nM Increase in PC2 dependent calcium release in mouse Pkd1-/- cells at 100 nM 17360534
Pkd1-/- Increase in 50 uM Increase in calcium release in mouse Pkd1-/- cells at 50 uM in presence of RyR antagonist dantrolene 17360534
Pkd2+/- Growth inhibition of PC2 expressing mouse 100 nM 24 hrs Growth inhibition of PC2 expressing mouse Pkd2+/- cells as cell death at 100 nM after 24 hrs 17360534
KBM5 Cytotoxicity against 0.001 to 17 uM 72 hrs Cytotoxicity against human KBM5 cells harboring wild type Bcr-Abl at 0.001 to 17 uM after 72 hrs by MTS assay 20149665
KBM5 Cytotoxicity against 0.001 to 17 uM 72 hrs Cytotoxicity against imatinib-resistant human KBM5 cells harboring Bcr-Abl T315I mutant at 0.001 to 17 uM after 72 hrs by MTS assay 20149665
LNCAP Antagonist activity at 5 uM 24 hrs Antagonist activity at AR in human LNCAP cells assessed as suppression of DHT-induced receptor transcriptional activity at 5 uM after 24 hrs by dual luciferase reporter gene assay 27994731
LNCAP Antagonist activity at 500 nM 24 hrs Antagonist activity at AR in human LNCAP cells assessed as suppression of DHT-induced receptor transcriptional activity at 500 nM after 24 hrs by dual luciferase reporter gene assay 27994731
HepG2 Antitumor activity against 0.2 mg/kg 15 days Antitumor activity against human HepG2 cells xenografted in Balb/c nude mouse assessed as reduction in tumor growth at 0.2 mg/kg, ip administered once daily for 15 days 30613335
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Informations chimiques, stockage et stabilité

Poids moléculaire 360.4 Formule

C20H24O6

Stockage (À partir de la date de réception)
N° CAS 38748-32-2 Télécharger le SDF Stockage des solutions mères

Solubilité

In vitro
Lot:

DMSO : 72 mg/mL (199.77 mM)
(Le DMSO contaminé par lhumidité peut réduire la solubilité. Utiliser du DMSO frais et anhydre.)

Water : Insoluble

Ethanol : Insoluble

Calculateur de molarité

Masse Concentration Volume Poids moléculaire
Calculateur de dilution Calculateur de poids moléculaire

In vivo
Lot:

Calculateur de formulation in vivo (Solution claire)

Étape 1 : Entrez les informations ci-dessous (Recommandé : Un animal supplémentaire pour tenir compte des pertes pendant lexpérience)

mg/kg g μL

Étape 2 : Entrez la formulation in vivo (Ceci nest que le calculateur, pas la formulation. Veuillez nous contacter dabord sil ny a pas de formulation in vivo dans la section Solubilité.)

% DMSO % % Tween 80 % ddH2O
%DMSO %

Résultats du calcul :

Concentration de travail : mg/ml;

Méthode de préparation du liquide maître DMSO : mg médicament prédissous dans μL DMSO ( Concentration du liquide maître mg/mL, Veuillez nous contacter dabord si la concentration dépasse la solubilité du DMSO du lot de médicament. )

Méthode de préparation de la formulation in vivo : Prendre μL DMSO liquide maître, ajouter ensuiteμL PEG300, mélanger et clarifier, ajouter ensuiteμL Tween 80, mélanger et clarifier, ajouter ensuite μL ddH2O, mélanger et clarifier.

Méthode de préparation de la formulation in vivo : Prendre μL DMSO liquide maître, ajouter ensuite μL Huile de maïs, mélanger et clarifier.

Remarque : 1. Assurez-vous que le liquide est clair avant dajouter le solvant suivant.
2. Assurez-vous dajouter le(s) solvant(s) dans lordre. Vous devez vous assurer que la solution obtenue lors de lajout précédent est une solution claire avant de procéder à lajout du solvant suivant. Des méthodes physiques telles que le vortex, les ultrasons ou le bain-marie peuvent être utilisées pour faciliter la dissolution.

Mécanisme daction

Targets/IC50/Ki
NF-κB
HSF1
MDM2
In vitro
Le Triptolide est un tri-époxyde diterpénique doté de puissantes propriétés immunosuppressives et anti-inflammatoires. Ce composé est montré pour inhiber l'expression de l'IL-2 dans les lymphocytes T activés au niveau du facteur purine-box/nucléaire et de l'activation de la transcription médiée par NF-κB. Il inhibe la prolifération et la formation de colonies de cellules tumorales à des concentrations extrêmement faibles (2–10 ng/mL). Ce produit chimique a une activité inhibitrice sur les cellules de cancer du sein, de l'estomac et de la lignée cellulaire de leucémie HL-60. Il induit l'apoptose dans les cellules tumorales en bloquant l'activation de NF-κB et en sensibilisant les cellules tumorales à la mort cellulaire programmée induite par le TNF-α.
In vivo
Le Triptolide agit en synergie avec la cyclosporine A pour favoriser la survie des greffons dans des modèles animaux et pour supprimer la maladie du greffon contre l'hôte dans les greffes allogéniques de moelle osseuse. De plus, il induit l'apoptose dans les cellules tumorales et potentialise l'induction de l'apoptose par le facteur de nécrose tumorale (TNF-α), en partie par la suppression de l'induction de c-IAP2 et c-IAP1. Ce traitement composé pendant 2 à 3 semaines inhibe la croissance de xénogreffes formées par quatre lignées cellulaires tumorales différentes (mélanome B16, cancer du sein MDA-435, cancer de la vessie TSU et carcinome gastrique MGC80-3), indiquant que le TPL a un large spectre d'activité contre les tumeurs qui contiennent des formes sauvages et mutantes de p53. De plus, il inhibe la métastase expérimentale des cellules B16F10 vers les poumons et les rates de souris. Il a des activités in vitro et in vivo contre des modèles murins de maladie rénale polykystique. DL50 : Souris 0,83 mg/kg (i.v.).
Références
  • [4] https://pubmed.ncbi.nlm.nih.gov/17360534/
  • [5] https://pubmed.ncbi.nlm.nih.gov/23583804/

Applications

Méthodes Biomarqueurs Images PMID
Western blot c-Jun MDM2 p-AKT / AKT / p-Foxo3a / Foxo3a / p53 p-PI3K / PI3K / p85 / p110
S3604-WB1
22666381
Growth inhibition assay Cell viability
S3604-viability1
22666381

Support technique

Instructions de manipulation

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