产品简介:
Bafilomycin A1 巴佛洛霉素A1
产品标签
Bafilomycin A1巴佛洛霉素A1;Vacuolar H+ ATPase (V-ATPase) 液泡型ATP合成酶;Endosomal Acidification Inhibitor 胞内体酸化抑制剂;Autophagy Inhibitor 自吞噬;CAS NO:88899-55-2;
产品信息
产品名称
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产品编号
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CAS NO.
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规格
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价格(元)
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Bafilomycin A1 巴佛洛霉素A1
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MZ8005-25UG
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88899-55-2
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25μg
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500
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Bafilomycin A1 巴佛洛霉素A1
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MZ8005-500UG
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88899-55-2
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500μg
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1450
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Bafilomycin A1 巴佛洛霉素A1
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MZ8005-1MG
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88899-55-2
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1mg
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2750
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产品描述
巴佛洛霉素A1(Bafilomycin A1),也称为NSC 381866,来源于灰色链霉菌(Streptomyces griseus)的一种
大环内酯类抗生素。巴佛洛霉素A1是一种强效、选择性的液泡型ATP合成酶(V-ATPase)抑制剂,在哺乳动物、植物或真菌细胞内阻断这些质子泵活性,IC50在4-400nM范围内。对大多数其他ATPase的抑制活性至少弱1000倍。Bafilomycin A1是一种知名的自吞噬晚期抑制剂,通过抑制自吞噬体和溶酶体之间的融合来阻止自体吞噬泡的成熟。Bafilomycin A1能防止巨噬细胞溶酶体内的胆固醇转运,并且用来区分不同类型ATPase。Bafilomycin A1还能抑制巨吞噬和促进结肠癌细胞凋亡发生。
产品特性
1) CAS NO:88899-55-2
2) 化学名:(3Z,5E,7R,8S,9S,11E,13E,15S,16R)-8-Hydroxy-16-[(1S,2R,3S)-2-hydroxy-1-methyl-3-[(2R,4R, 5S,6R)-tetrahydro-2,4-dihydroxy-5-methyl-6-(1-methylethyl)-2H-pyran-2-yl]butyl]-3,15-dimethoxy-5,7,9,11- tetramethyloxacyclohexadeca-3,5,11,13-tetraen-2-one
3) 同义名:NSC 381866
4) 分子式:C35H58O9
5) 分子量:622.83
6) 纯度:>95%(HPLC)
7) 外观:黄色结晶粉末
8) 溶解性:溶于DMSO(0.1mg/ml),无水乙醇(0.1mg/ml),甲醇,几乎不溶于水
9) 化学结构图:
保存与运输方法
保存:-20℃干燥保存,3年有效。
运输:冰袋运输。
注意事项
1) 关于化合物溶解性:产品特性内的“≥”表明溶于标示浓度,但饱和溶解度未知。不同批次化合物的溶解度会有差异。
2) 为了让化合物更好的溶解,可通过37℃加热或(和)超声波水浴中震动片刻来处理。若实验所需浓度过大甚至达产品溶解极限,请添加助溶剂助溶或自行调整浓度。
3) 为了您的安全和健康,请穿实验服并戴一次性手套操作。
储存液制备
质量
溶剂体积
浓度
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25µg
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500µg
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1mg
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1mM
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40.1394 µL
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0.8027 mL
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1.6056 mL
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5mM
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8.0279 µL
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0.1605 mL
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0.3211 mL
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【温馨提示】: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。储备液置于-80°C保存,约6个月有效;-20°C保存,约1个月有效。溶液储存的过程中避免强光直射。
使用方法【源自文献,仅作参考】
文献1,Yasuo Hayashi, et al.(2006) Effects of bafilomycin A1, a vacuolar type H+ ATPase inhibitor, on the thermosensitivity of a human pancreatic cancer cell line, International Journal of Hyperthermia, 22:4, 275-285
体外研究(细胞水平):
细胞类型(Cell Type):AsPC-1 cells
配制方法(Formulation):Bafilomycin A1 was dissolved in DMSO and then diluted to appropriate concentrations with the culture medium. The final concentration of DMSO in the medium was 1% or less.
实验方法(Assay):The thermosensitizing effect of bafilomycin A1 and EIPA on AsPC-1 cells was quantified using a MTT colorimetric assay. 100μl cell suspension (1×105 cells/ml) was added to each well of a 96-well plate and incubated for 72 h at 37℃. The culture medium was then removed and 100 ml of pH 6.8 or 7.4 HEPES- buffered RPMI 1640 medium containing 1 mM bafilomycin A1 and/or 10 mM EIPA were added to each well. The plates were capped tightly and immersed in a 37C or 44C water bath for varying lengths of time. MTT assay was done to detect cell viability.
体内研究(动物模型):
动物模型(Animal Model):BALB/cA nude mice (Jcl-nu)
配制方法(Formulation):For in vivo studies, Bafilomycin A1 was dissolved in ethanol and then diluted to appropriate concentrations with PBS. The final concentration of ethanol in the medium was 1% or less.
实验方法(Assay):AsPC-1 cells were injected s.c. into the right thigh of 6-week-old male mice. When tumors grew to ~150 mm3, they were divided randomly into eight experimental groups: a control group, a bafilomycin A1 (1.0 mg kg-1) treated group, a EIPA (3.0 mg kg-1 ) treated group, a bafilomycin A1 (1.0 mg kg-1) and EIPA (3.0 mg kg-1) treated group, a heated-only group, a heated group treated with bafilomycin A1 (1.0 mg kg-1), a heated group treated with EIPA (3.0 mg kg-1), a heated group treated with bafilomycin A1 (1.0 mg kg-1) and EIPA (3.0 mg kg-1). The non-heated groups received i.p. injections of 1.0mg kg-1 of bafilomycin A1 and/or 3.0 mg kg-1 of EIPA or PBS. The heated groups were injected IP with the drugs and tumours were heated beginning 60 min.
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— —Written/Edited by V. Shallan【版权归MKBio懋康所有】
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