Cefotiam (SCE-963) hydrochloride 是肠外头孢菌素类抗生素。Cefotiam hydrochloride 对革兰氏阳性菌和革兰氏阴性菌具有广谱活性。
生物活性 | Cefotiam (SCE-963) hydrochloride is a parenteral cephalosporinantibiotic. Cefotiam hydrochloride has broad-spectrum activity against Gram-positive and Gram-negative bacteria[1][2]. |
体外研究 (In Vitro) | Cefotiam (SCE-963; 0-6.25 μg/mL; 8 h) hydrochloride has antibacterial activity with a MIC value of 1.56 μg/mL forP. mirabilisIFO 3849[1]. Cefotiam (SCE-963; 0-6.25 μg/mL; 8 h) hydrochloride has highly active against bothStaph. aureus(27 strains, MIC values of 0.5-1 μg/mL) andStaph. albus(8 strains, MICs 0.25-0.5 μg/mL). All 29 strains ofhaemolytic streptococci, 9 strains ofpneumococciand 6 strains ofStreptococcus viridanswith the MIC values of in the range 0.06-4 μg/mL[2].
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体内研究 (In Vivo) | Cefotiam (SCE-963; 12.5-800 mg/kg; i.h.; twice a day for 5 d) hydrochloride can cure urinary tract infection withP. mirabilisin mice to reduce or complete eradicate bacteria in the bladder walls and kidneys[1].
Animal Model: | Female CF1/b mice withP. mirabilisxenograft[1] | Dosage: | 12.5, 25, 50, 100, 200, 400 and 800 mg/kg | Administration: | Subcutaneous injection; twice a day, for 5 days | Result: | Reduced or complete eradicated bacteria in the bladder walls and kidneys of mice sacrificed the day after treatment was terminated. |
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运输条件 | Room temperature in continental US; may vary elsewhere. |
储存方式 | 4°C, sealed storage, away from moisture *该产品在溶液状态不稳定,建议您现用现配,即刻使用。 |
溶解性数据 | In Vitro: DMSO : 100 mg/mL(167.07 mM;Need ultrasonic) H2O : 33.33 mg/mL(55.68 mM;Need ultrasonic) 配制储备液 1 mM | 1.6707 mL | 8.3535 mL | 16.7070 mL | 5 mM | 0.3341 mL | 1.6707 mL | 3.3414 mL | 10 mM | 0.1671 mL | 0.8354 mL | 1.6707 mL |
*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;该产品在溶液状态不稳定,建议您现用现配,即刻使用。 In Vivo: 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 1. 请依序添加每种溶剂: PBS Solubility: 50 mg/mL (83.54 mM); Clear solution; Need ultrasonic 2. 请依序添加每种溶剂: 10% DMSO 40%PEG300 5%Tween-80 45% saline Solubility: ≥ 2.5 mg/mL (4.18 mM); Clear solution
此方案可获得 ≥ 2.5 mg/mL (4.18 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 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。 3. 请依序添加每种溶剂: 10% DMSO 90% (20%SBE-β-CDin saline) Solubility: ≥ 2.5 mg/mL (4.18 mM); Clear solution
此方案可获得 ≥ 2.5 mg/mL (4.18 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 μL20% 的 SBE-β-CD 生理盐水水溶液中,混合均匀。 4. 请依序添加每种溶剂: 10% DMSO 90%corn oil Solubility: ≥ 2.5 mg/mL (4.18 mM); Clear solution
此方案可获得 ≥ 2.5 mg/mL (4.18 mM,饱和度未知) 的澄清溶液,此方案不适用于实验周期在半个月以上的实验。 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玉米油中,混合均匀。 *以上所有助溶剂都可在本网站选购。
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