Sparstolonin B

Modify Date: 2024-01-10 18:41:16

Sparstolonin B Structure
Sparstolonin B structure
Common Name Sparstolonin B
CAS Number 1259330-61-4 Molecular Weight 268.22
Density N/A Boiling Point N/A
Molecular Formula C15H8O5 Melting Point N/A
MSDS N/A Flash Point N/A

 Use of Sparstolonin B


Sparstolonin B acts as a selective TLR2 and TLR4 antagonist and selectively blocks TLR2- and TLR4-mediated inflammatory signaling. Sparstolonin B has anti-HIV and anticancer activities[1][2].

 Names

Name Sparstolonin B

 Sparstolonin B Biological Activity

Description Sparstolonin B acts as a selective TLR2 and TLR4 antagonist and selectively blocks TLR2- and TLR4-mediated inflammatory signaling. Sparstolonin B has anti-HIV and anticancer activities[1][2].
Related Catalog
Target

TLR2

TLR4

HIV-1

In Vitro Sparstolonin B (1-20 µM; 2-4 days) inhibits cell growth and viability of neuroblastoma cells[3]. Sparstolonin B inhibits TLR ligand-induced cytokine expression in mouse macrophages. Sparstolonin B inhibits MyD88 recruitment to TLR4 and TLR2[1]. Sparstolonin B generates reactive oxygen species (ROS) in neuroblastoma cells. Sparstolonin B reduces expression of N-myc in neuroblastoma cells[3]. Cell Viability Assay[3] Cell Line: SH-SY5Y, IMR-32, NGP, SKNF-1 and SK-N-BE(2) cells Concentration: 1 µM, 5 µM, 10 µM or 20 µM Incubation Time: 2-4 days Result: Effectively and dose-dependently inhibits the viability of all neuroblastoma cell lines after 2 days (SH-SY5Y and IMR-32), 3 days (NGP cells) or 4 days (SKNF-1 and SK-N-BE(2) cells) treatment.
In Vivo Sparstolonin B (100 μg/mouse; i.p.) suppresses LPS-provoked inflammation in mice[1]. Animal Model: 5-6-week-old male C57Bl/6 mice (body weight 18-20 g)[1] Dosage: 100 μg/mouse Administration: I.p. Result: Significantly lower TNFα and IL-1β expression levels in LPS-induced sepsis mouse model.
References

[1]. Liang Q, et al. Characterization of sparstolonin B, a Chinese herb-derived compound, as a selective Toll-like receptor antagonist with potent anti-inflammatory properties. J Biol Chem. 2011;286(30):26470-26479.

[2]. Deng X, et al. The Chinese herb-derived Sparstolonin B suppresses HIV-1 transcription. Virol J. 2015;12:108. Published 2015 Jul 25.

[3]. Kumar A, et al. Sparstolonin B, a novel plant derived compound, arrests cell cycle and induces apoptosis in N-myc amplified and N-myc nonamplified neuroblastoma cells [published correction appears in PLoS One. 2016;11(7):e0159082]. PLoS One. 2014;9(5):e96343. Published 2014 May 1.

 Chemical & Physical Properties

Molecular Formula C15H8O5
Molecular Weight 268.22
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
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