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Lactotransferrin is a member of the transferrin family that transfer iron to the cells and control the level of free iron in the blood and external secretions. Lactotransferrin is a secreted protein and contains two transferrin-like domains. Lactotransferrin can be cleaved into the following four chains: Kaliocin-1, Lactoferroxin-A, Lactoferroxin-B, and Lactoferroxin-C. Lactoferroxin A, Lactoferroxin B, and Lactoferroxin C have opioid antagonist activity. Lactoferroxin A shows preference for mu-receptors, while Lactoferroxin B and Lactoferroxin C have somewhat higher degrees of preference for kappa-receptors than for mu-receptors. LTF has antimicrobial activity (bacteriocide, fungicide) and is part of the innate defense, mainly at mucoses.

| 规格 | 价格 | 库存 | 数量 | 
|---|---|---|---|
| 5 μg | ¥ 492  | 6-8日内发货 | |
| 10 μg | ¥ 820  | 6-8日内发货 | |
| 20 μg | ¥ 1,290  | 5日内发货 | |
| 50 μg | ¥ 2,480  | 5日内发货 | |
| 100 μg | ¥ 3,980  | 5日内发货 | |
| 200 μg | ¥ 6,420  | 5日内发货 | |
| 500 μg | ¥ 12,100  | 5日内发货 | |
| 1 mg | ¥ 17,300  | 5日内发货 | 
| 生物活性 | Activity has not been tested. It is theoretically active, but we cannot guarantee it. If you require protein activity, we recommend choosing the eukaryotic expression version first.  | 
| 产品描述 | Lactotransferrin is a member of the transferrin family that transfer iron to the cells and control the level of free iron in the blood and external secretions. Lactotransferrin is a secreted protein and contains two transferrin-like domains. Lactotransferrin can be cleaved into the following four chains: Kaliocin-1, Lactoferroxin-A, Lactoferroxin-B, and Lactoferroxin-C. Lactoferroxin A, Lactoferroxin B, and Lactoferroxin C have opioid antagonist activity. Lactoferroxin A shows preference for mu-receptors, while Lactoferroxin B and Lactoferroxin C have somewhat higher degrees of preference for kappa-receptors than for mu-receptors. LTF has antimicrobial activity (bacteriocide, fungicide) and is part of the innate defense, mainly at mucoses.  | 
| 种属 | Human  | 
| 表达系统 | HEK293 Cells  | 
| 标签 | C-6xHis | 
| 蛋白编号 | AAH15822.1 | 
| 别名 | Talalactoferrin,LTF,LF,Lactotransferrin,Lactoferroxin-C,Lactoferroxin-B,Lactoferroxin-A,Lactoferrin,Kaliocin-1  | 
| 氨基酸序列 | Gly20-Lys711  | 
| 蛋白构建 | Gly20-Lys711  | 
| 蛋白纯度 | Greater than 95% as determined by reducing SDS-PAGE. (QC verified)  | 
| 分子量 | 90 KDa (reducing condition) | 
| 内毒素 | < 0.1 ng/µg (1 EU/µg) as determined by LAL test. | 
| 缓冲液 | Lyophilized from a solution filtered through a 0.22 μm filter, containing 20 mM PB, 150 mM NaCl, pH 7.4. | 
| 复溶方法 | Reconstitute the lyophilized protein in distilled water. The product concentration should not be less than 100 μg/ml. Before opening, centrifuge the tube to collect powder at the bottom. After adding the reconstitution buffer, avoid vortexing or pipetting for mixing.  | 
| 存储 | Lyophilized powders can be stably stored for over 12 months, while liquid products can be stored for 6-12 months at -80°C. For reconstituted protein solutions, the solution can be stored at -20°C to -80°C for at least 3 months. Please avoid multiple freeze-thaw cycles and store products in aliquots.  | 
| 运输方式 | In general, Lyophilized powders are shipping with blue ice. Solutions are shipping with dry ice. | 
| 研究背景 | Lactotransferrin is a member of the transferrin family that transfer iron to the cells and control the level of free iron in the blood and external secretions. Lactotransferrin is a secreted protein and contains two transferrin-like domains. Lactotransferrin can be cleaved into the following four chains: Kaliocin-1, Lactoferroxin-A, Lactoferroxin-B, and Lactoferroxin-C. Lactoferroxin A, Lactoferroxin B, and Lactoferroxin C have opioid antagonist activity. Lactoferroxin A shows preference for mu-receptors, while Lactoferroxin B and Lactoferroxin C have somewhat higher degrees of preference for kappa-receptors than for mu-receptors. LTF has antimicrobial activity (bacteriocide, fungicide) and is part of the innate defense, mainly at mucoses.  |