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Trichostatin A (TSA) 是有效的，特异的组蛋白去乙酰化酶类型 I 和 II (HDAC class I/II) 抑制剂，对 HDAC 的 IC50 值为 1.8 nM。
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SDL screens for TDP1 and validation pipeline. Acetylation levels after treatment with TSA in RMS (RH30) cells.
PPARγ lysine 240 and 265 are essential for PPARγ acetylation-associated Klotho derepression. Cellular PPARγ acetylation assay. Human embryonic kidney 293 (HEK293) or human proximal tubular epithelial cells (HK2) cells are treated with trichostatin A (TSA) (100 ng/mL) for 4 hours then subjected to immunoprecipitation with anti-PPARγ antibody. Acetylated PPARγ is detected with a pan anti-acetyl-lysine (ac-K) antibody by Western blotting (WB). The cell lysates are also assayed for total PPARg, Klot
Trichostatin A (TSA) is a potent and specific inhibitor of HDAC class I/II, with an IC50 value of 1.8 nM for HDAC[1].
Trichostatin A is a potent and specific inhibitor of HDAC class I/II, with an IC50 value of 1.8 nM for HDAC. Trichostatin A (TSA) inhibits proliferation of eight breast carcinoma cell lines with mean±SD IC50 of 124.4±120.4 nM (range, 26.4-308.1 nM). HDAC inhibitory activity of Trichostatin A is similar in all cell lines with mean IC50 of 2.4±0.5 nM (range, 1.5-2.9 nM)[1]. Trichostatin A (330 nM) increases Gαs protein expression in human myometrial cells, but does not increase Gαs mRNA levels[2]. Trichostatin A (20-75 nM) induces minimal cytotoxicity to adipose-derived stem cells (ADSCs), and enhances the osteogenic differentiation capacity of ADSCs[3]. In addition, Trichostatin A (0, 10, 100, 500 nM) dose-dependently decreases HDAC class I/II activity[4].
MCE has not independently confirmed the accuracy of these methods. They are for reference only.
Trichostatin A (500 μg/kg, s.c.) pronounces antitumor activity without causing any measurable toxicity in doses of up to 5 mg/kg by s.c. injection, in randomized controlled efficacy studies using the N-methyl-N-nitrosourea carcinogen-induced rat mammary carcinoma model[1].
MCE has not independently confirmed the accuracy of these methods. They are for reference only.
请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液；一旦配成溶液，请分装保存，避免反复冻融造成的产品失效。
储备液的保存方式和期限：-80°C, 6 months; -20°C, 1 month。-80°C 储存时，请在 6 个月内使用，-20°C 储存时，请在 1 个月内使用。
请根据您的实验动物和给药方式选择适当的溶解方案。以下溶解方案都请先按照 In Vitro 方式配制澄清的储备液，再依次添加助溶剂：
——为保证实验结果的可靠性，澄清的储备液可以根据储存条件，适当保存；体内实验的工作液，建议您现用现配，当天使用； 以下溶剂前显示的百
分比是指该溶剂在您配制终溶液中的体积占比；如在配制过程中出现沉淀、析出现象，可以通过加热和/或超声的方式助溶
请依序添加每种溶剂：10% DMSO40% PEG3005% Tween-8045% saline
Solubility: 2.5 mg/mL (8.27 mM); Suspended solution; Need ultrasonic
此方案可获得 2.5 mg/mL (8.27 mM) 的均匀悬浊液，悬浊液可用于口服和腹腔注射。
以 1 mL 工作液为例，取 100 μL 25.0 mg/mL 的澄清 DMSO 储备液加到 400 μL PEG300 中，混合均匀；向上述体系中加入50 μL Tween-80，混合均匀；然后继续加入 450 μL生理盐水定容至 1 mL。
将 0.9 g 氯化钠，完全溶解于 100 mL ddH₂O 中，得到澄清透明的生理盐水溶液请依序添加每种溶剂：10% DMSO90% (20% SBE-β-CD in saline)
Solubility: ≥ 2.5 mg/mL (8.27 mM); Clear solution
此方案可获得 ≥ 2.5 mg/mL (8.27 mM，饱和度未知) 的澄清溶液。
以 1 mL 工作液为例，取 100 μL 25.0 mg/mL 的澄清 DMSO 储备液加到 900 μL 20% 的 SBE-β-CD 生理盐水水溶液中，混合均匀。
将 2 g 磺丁基醚 β-环糊精加入 5 mL 生理盐水中，再用生理盐水定容至 10 mL，完全溶解，澄清透明请依序添加每种溶剂：5% DMSO40% PEG3005% Tween-8050% saline
Solubility: 2.5 mg/mL (8.27 mM); Suspended solution; Need ultrasonic
请依序添加每种溶剂：5% DMSO95% (20% SBE-β-CD in saline)
Solubility: ≥ 2.5 mg/mL (8.27 mM); Clear solution
Cells are cultured in a 96-well plate at 1×103 cells per well with 100 μL complete DMEM in the presence or absence of a HDAC inhibitor Trichostatin A for 72 h. Cytotoxicity is measured by performing WST-8 assay using a CCK-8 cell proliferation kit. The 450 nm absorbance is measured with a microplate reader. All experiments are carried out in triplicate and 3 independent experiments are performed[3].
MCE has not independently confirmed the accuracy of these methods. They are for reference only.
Rats[1]
Twelve rats are randomized to receive 500 μg/kg Trichostatin A in 50 μL DMSO, or 50 μL DMSO as vehicle control, by s.c. injection twice weekly for 4 weeks. In subsequent studies, 30 rats are randomized to receive Trichostatin A 500 μg/kg in 50 μL DMSO, or 50 μL DMSO as vehicle control, by s.c. injection daily for 4 weeks. Weekly tumor measurements, estimated tumor volumes, and body mass are recorded for each animal. Animals are sacrificed at the end of the 4-week study period; palpable tumors are resected and immediately snap-frozen in liquid nitrogen. Animals with tumors [1].
MCE has not independently confirmed the accuracy of these methods. They are for reference only.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
This equation is commonly abbreviated as: C1V1 = C2V2
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