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| Specs | Price | Futures | Quantity |
|---|
| 指标 | 性能 |
| 基质 | 4%琼脂糖微球 |
| 配体 | 重组蛋白A |
| 载量 | >40mg人lgG/ml介质 |
| 粒径 (μm) | 45-165 |
| 最大流速 | 0.1 MPa, 1 bar |
| pH 稳定范围 | 3-12 |
| 储存缓冲液 | 20%乙醇 1×PBS |
| 储存温度 | 2-8℃ |
| 问题 | 原因分析 | 推荐解决方案 |
| 柱子反压过高 | 筛板被堵塞 | 清洗或更换筛板 |
| 层析介质被堵塞 | 按照第3部分进行层析介质清洗 | |
| 裂解液中含有微小的固体颗粒,建议过滤 | ||
| 样品纯化过程中曲线不稳 | 样品或buffer中有气泡 | 去除样品或柱子中的气泡 |
| 样品和buffer进行脱气 | ||
| 洗脱组分中没有目的蛋白 | 样品中抗体浓度太低 | 使用其抗原做配体的介质 |
| 抗体被降解 | 适当的提高洗脱pH | |
| 回收率逐渐减低 | 上样量太多 | 减少上样量 |
| 柱子太脏,载量降低 | 按照第3部分进行层析介质清洗 |
| 通用性抗体纯化产品 | ||||
| 蛋白A层析介质 (普通型、高载量、特异性优良) |
BDTL0001-1 | 1ml | ||
| BDTL0001-5 | 5ml | |||
| BDTL0001-25 | 25ml | |||
| BDTL0001-100 | 100ml | |||
| 蛋白A重力预装柱套装 (内含1支3ml重力预装柱,以及3次量的缓冲液) |
BDTL0001-K | 套 | ||
| 蛋白A高速层析介质(4FF) (高流速、高载量、特异性优良、耐压) |
BDTL0002-5 | 5ml | ||
| BDTL0002-25 | 25ml | |||
| BDTL0002-100 | 100ml | |||
| 蛋白A高速层析介质(4FF)预装柱 (预装柱、高流速、高载量、配套BioRad和GE等公司机器) |
BDTL0002-11 | 1×1ml | ||
| BDTL0002-51 | 5×1ml | |||
| BDTL0002-15 | 1×5ml | |||
| BDTL0002-55 | 5×5ml | |||
| BDTL0002-3115 | 3×1ml+1×5ml | |||
| 蛋白G层析介质 (普通型、高载量、特异性优良) |
BDTL0003-1 | 1ml | ||
| BDTL0003-5 | 5ml | |||
| BDTL0003-25 | 25ml | |||
| BDTL0003-100 | 100ml | |||
| 蛋白G重力预装柱套装 (内含1支3ml重力预装柱,以及3次量的缓冲液) |
BDTL0003-K | 套 | ||
| 蛋白G高速层析介质(4FF) (高流速、高载量、特异性优良、耐压) |
BDTL0004-5 | 5ml | ||
| BDTL0004-25 | 25ml | |||
| BDTL0004-100 | 100ml | |||
| 蛋白G高速层析介质(4FF)预装柱 (预装柱、高流速、高载量、配套BioRad和GE等公司机器) |
BDTL0004-11 | 1×1ml | ||
| BDTL0004-51 | 5×1ml | |||
| BDTL0004-15 | 1×5ml | |||
| BDTL0004-55 | 5×5ml | |||
| BDTL0004-3115 | 3×1ml+1×5ml | |||
| 蛋白A/G高速层析介质(4FF) (用于IP、Co-IP实验) |
BDTL0021-5 | 5ml | ||
| BDTL0021-25 | 25ml | |||
| BDTL0021-200 | 200ml | |||
| 蛋白L层析介质 (结合更广泛来源及亚类的抗体) |
BDTL0022-5 | 5ml | ||
| BDTL0022-25 | 25ml | |||
| BDTL0022-200 | 200ml | |||
| 单克隆抗体纯化产品 | ||||
| 蛋白A高速耐碱层析介质(4FF) (耐碱、高流速、高载量、特异性优良、耐压、高稳定性) |
BDTL0005-10 | 10ml | ||
| BDTL0005-100 | 100ml | |||
| BDTL0005-500 | 500ml | |||
| 蛋白A高速耐碱层析介质(4FF)预装柱 (预装柱、耐碱、高流速、高载量、耐压、高稳定性、配套BioRad和GE等公司机器) |
BDTL0005-11 | 1×1ml | ||
| BDTL0005-51 | 5×1ml | |||
| BDTL0005-15 | 1×5ml | |||
| BDTL0005-55 | 5×5ml | |||
| BDTL0005-3115 | 3×1ml+1×5ml | |||
| 多克隆抗体纯化产品 | ||||
| 预活化层析介质(抗原偶联专用) (预活化层析介质,可以和氨基、巯基反应,用来偶联蛋白、核酸、小分子等。适合偶联抗原纯化多克隆抗体) |
BDTL0006-5 | 5ml | ||
| BDTL0006-25 | 25ml | |||
| BDTL0006-100 | 100ml | |||
| 亲硫层析介质 (快速从血清、腹水或组织培养液中纯化抗体) |
BDTL0025-5 | 5ml | ||
| BDTL0025-10 | 10ml | |||
| BDTL0025-50 | 50ml | |||
| BDTL0025-250 | 250ml | |||
| 种属 | 亚型 | Protein A 结合力 | Protein G 结合力 |
| Human | IgA | Variable | - |
| IgD | - | - | |
| IgE | - | - | |
| IgG1 | ++++ | ++++ | |
| IgG2 | ++++ | ++++ | |
| IgG3 | - | ++++ | |
| IgG4 | ++++ | ++++ | |
| IgM | Variable | - | |
| Avian egg yolk | IgY | - | - |
| Cow | ++ | ++++ | |
| Dog | ++ | + | |
| Goat | - | ++ | |
| Guinea pig | IgG1 | ++++ | ++ |
| IgG2 | ++++ | ++ | |
| Hamster | + | ++ | |
| Horse | ++ | ++++ | |
| Koala | - | + | |
| Liama | - | + | |
| Monkey (rhesus) | ++++ | ++++ | |
| Mouse | IgG1 | + | ++++ |
| IgG2a | ++++ | ++++ | |
| IgG2b | +++ | +++ | |
| IgG3 | ++ | +++ | |
| IgM | Variable | - | |
| Pig | +++ | +++ | |
| Rabbit | No distinction | ++++ | +++ |
| Rat | IgG1 | - | + |
| IgG2a | - | ++++ | |
| IgG2b | - | ++ | |
| IgG3 | + | ++ | |
| Sheep | +/- | ++ |
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