SB 203580

Catalog No. A10824

SB 203580是p38α和p38β的特异性抑制剂，可抑制MAPKAP激酶2和热激蛋白27的下游激活。

Product Citations

Lei Zhang, .et al. Ripk3 signaling regulates HSCs during stress and represses radiation-induced leukemia in mice, Stem Cell Reports, 2022, Jun 14;17(6):1428-1441 PMID: 35561683
Tomoyuki Hashimoto, .et al. Development of radioiodinated pyrimidinopyridone derivatives as targeted imaging probes of activated p38α for single photon emission computed tomography, Ann Nucl Med, 2021, Aug 19 PMID: 34410619
Y Zou, .et al. Autophagy inhibition enhances Matrine derivative MASM induced apoptosis in cancer cells via a mechanism involving reactive oxygen species-mediated PI3K/Akt/mTOR and Erk/p38 signaling, BMC Cancer, 2019, Oct 15;19(1):949 PMID: 31615459
Wei P, .et al. Transforming growth factor (TGF)-β1-induced miR-133a inhibits myofibroblast differentiation and pulmonary fibrosis, Cell Death Dis, 2019, Sep 11;10(9):670 PMID: 31511493
Uwada J, .et al. Store-operated calcium entry (SOCE) contributes to phosphorylation of p38 MAPK and suppression of TNF-α signalling in the intestinal epithelial cells, Cell Signal, 2019, Nov;63:109358 PMID: 31295519
Byungki Jang, .et al. The Peptidylarginine Deiminase Inhibitor Cl-Amidine Suppresses Inducible Nitric Oxide Synthase Expression in Dendritic Cells, Int J Mol Sci, 2017, Nov; 18(11): 2258 PMID: 29077055
Uwada J, .et al. Activation of muscarinic receptors prevents TNF-α-mediated intestinal epithelial barrier disruption through p38 MAPK, Cell Signal, 2017, Jul;35:188-196 PMID: 28412413
ZHIQIANG ZHANG, .et al. Tumor necrosis factor-like weak inducer of apoptosis regulates particle-induced inflammatory osteolysis via the p38 mitogen-activated protein kinase signaling pathway., Mol Med Rep. , 2015, Jul;12(1):1499-505. PMID: 25815691
Choe YJ, .et al. Nutlin-3 induces HO-1 expression by activating JNK in a transcription-independent manner of p53., Int J Oncol., 2014, 44(3):761-8. PMID: 24366007

Technical details

Catalog Num	A10824
M. Wt	377.4
Formula	C21H16FN3OS
Purity	>98%
Storage	at -20°C 3 years Powder
CAS No.	152121-47-6
Synonyms	SB-203580, SB203580
SMILES	CS(=O)C1=CC=C(C=C1)C2=NC(=C(N2)C3=CC=NC=C3)C4=CC=C(C=C4)F

Biological Activity

SB 203580是p38α和p38β的特异性抑制剂，可抑制MAPKAP激酶2和热激蛋白27的下游激活。

Targets

p38 MAPK (THP-1 cells)	PKB (THP-1 cells)
0.3 μM-0.5 μM	3 μM-5 μM

Solubility *

In vitro (25°C)	DMSO	40 mg/mL (105.97 mM)
	Water	Insoluble
	Ethanol	Insoluble
In vivo	4% DMSO+30% PEG 300+5% Tween 80+ddH2O	4 mg/mL
* <1 mg/ml means slightly soluble or insoluble. * Please note that Adooq tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations.

Preparing Stock Solutions

Concentration / Solvent Volume / Mass	1 mg	5 mg	10 mg
0.1 mM	26.5 mL	132.49 mL	264.97 mL
0.5 mM	5.3 mL	26.5 mL	52.99 mL
1 mM	2.65 mL	13.25 mL	26.5 mL
5 mM	0.53 mL	2.65 mL	5.3 mL

*The above data is based on the productmolecular weight 377.4 . Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.