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- 保存条件:
-20°C, sealed storage, away from moisture
- 英文名:
L-Buthionine sulfoximine; L-BSO
- 库存:
货期:1-2天
- 供应商:
MedChemExpress LLC
- CAS号:
83730-53-4
- 规格:
10 mM * 1 mL/50 mg/100 mg
| 规格: | 10 mM * 1 mL | 产品价格: | ¥660.0 |
|---|---|---|---|
| 规格: | 50 mg | 产品价格: | ¥600.0 |
| 规格: | 100 mg | 产品价格: | ¥1000.0 |
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L-Buthionine-(S,R)-sulfoximine
CAS No. : 83730-53-4
MCE 国际站:L-Buthionine-(S,R)-sulfoximine
产品活性:L-Buthionine-(S,R)-sulfoximine 是一种具有细胞渗透性的、有效的、快速起效的、不可逆的 G-谷氨酸半胱氨酸合成酶 (γ-glutamylcysteine synthetase) 抑制剂,可降低细胞内谷胱甘肽的水平,其对黑色素瘤、乳腺卵巢癌标本的 IC50 值分别为1.9 μM、8.6 μM 和29 μM。
研究领域:Apoptosis
作用靶点:Ferroptosis
In Vitro: L-Buthionine-(S,R)-sulfoximine (BSO: 50 μM) treatment for 48 hr results in a 95% decrease in ZAZ and M14 melanoma cell line GSH levels, and a 60% decrease in GST enzyme activity. GST-π protein and mRNA levels are significantly reduced in both cell lines.
L-Buthionine-(S,R)-sulfoximine (BSO) induces oxidative stress in a cell by irreversibly inhibiting g-glutamylcysteine synthetase, an essential enzyme for the synthesis of glutathione (GSH).
L-Buthionine-(S,R)-sulfoximine (BSO) induces ferroptosis in cancer cells.
In Vivo: BSO causes an elevated frequency of DNA deletions during mouse development. BSO treatment reduced GSH concentration in mouse fetuses by 55% and 70% at 2 mM and 20 mM BSO doses, respectively, compared to untreated mice. Co-treatment with 2 mM BSO and 20 mM NAC depleted GSH to a similar extent as 2 mM BSO, consistent with the function of BSO to inhibit the g-GCS enzyme indispensable for GSH synthesis. Like GSH, cysteine levels dropped following BSO treatment.
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