高灵敏度化学发光检测试剂盒

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库存信息

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库存信息

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货号 (SKU) 包装规格 是否现货 价格 数量
E665966-50ml
50ml 现货 Stock Image
E665966-250ml
250ml 期货 Stock Image

基本描述

英文名称 eECL Western Blot Kit
储存温度 2-8°C储存,避光
运输条件 冰袋运输
产品介绍

产品内容

 

E665966Component50 mL250 mLStorage
E665966AeECL-A (Luminol Enhancer)
25 mL 125 mL2-8℃.Protect from light.
E665966BeECL-B (Peroxide) 25 mL 125 mL2-8℃.Protect from light.

产品简介

高灵敏度化学发光检测试剂盒是免疫印迹实验中与辣根过氧化物酶(HRP)配套使  用的的高灵敏增强型检测试剂盒。该产品基于新一代增强型化学发光底物研制而成,在HRP的催化下发生化学反应而发光,可用于检测固定在膜上的蛋白质等生物大分子。其  高灵敏度能够检测pg级别的抗原,发光信号强烈持久,可以使用X-光胶片曝光或者化学  发光成像仪进行检测。

注意事项

1. 在与膜发生接触过程中,请佩戴手套且使用干净镊子等洁净器材,避免蛋白污染及高背景。

2. 避光条件下,配制好的化学发光检测底物工作液可在室温下稳定保存8小时。阳光或其他强   光会影响工作液,故应避免强光长时间的照射。正常实验室灯光短时间照射不影响工作液的  使用。

3.阿拉丁试剂提供多种蛋白转移用膜、封闭液、一抗、酶标二抗、缓冲液等,详情请查询公司网站。

操作步骤

1. 二抗孵育完毕后,将印迹膜充分洗涤。

2. 根据需要量,将eECL-A和eECL-B按照1:1的比例等体积混合,配制为化学发光检测底物工作液(一张8cm×6cm的膜大约使用1ml工作液)。

3. 弃去洗涤缓冲液,将发光底物工作液滴加在印迹膜上,确保工作液覆盖整张膜,室温孵育3-5分钟。

4. 用移液器吸去多余发光底物工作液,将印迹膜置于两层干净的塑料薄膜之间,此过程应小心完成,避免膜与膜之间产生气泡。

5. 在暗室内进行X-光胶片曝光,或将膜放置到化学发光成像仪内,按照仪器说明书进行检测。

附表


Product content

E665966Component50 mL250 mLStorage
E665966AeECL-A (Luminol Enhancer)
25 mL 125 mL2-8℃.Protect from light.
E665966BeECL-B (Peroxide) 25 mL 125 mL2-8℃.Protect from light.

Products

The High Sensitivity Chemiluminescent Assay is a highly sensitive and enhanced assay for use with horseradish peroxidase (HRP) in immunoblotting experiments. It is based on a new generation of enhanced chemiluminescent substrate, which is catalyzed by HRP to emit light, and can be used to detect biological macromolecules such as proteins immobilized on membranes. The high sensitivity enables the detection of pg-level antigens with a strong and long-lasting luminescence signal, which can be detected by X-ray film exposure or chemiluminescence imaging.

Caveat

1. Please wear gloves and use clean equipment such as tweezers during the contact with the membrane to avoid protein contamination and high background.

2. Under the condition of avoiding light, the prepared working solution of chemiluminescence detection substrate can be stored stably at room temperature for 8 hours. Sunlight or other strong light may affect the working solution, so avoid prolonged exposure to strong light. Normal laboratory lighting for a short period of time does not affect the use of the working solution.

3. Aladdin Reagent offers a wide range of membranes for protein transfer, containment solutions, primary antibodies, enzyme-labeled secondary antibodies, buffers, etc. For details, please check the company's website.

Procedure

1. After incubation of the secondary antibody, the blotting membrane is washed thoroughly.

2. According to the required amount, eECL-A and eECL-B are mixed in equal volumes at a ratio of 1:1, and prepared as a chemiluminescence detection substrate working solution (about 1m working solution is used for an 8cm×6cm membrane).

3. Discard the washing buffer, add the luminescent substrate working solution dropwise onto the blotting membrane, make sure the working solution covers the whole membrane, and incubate for 3-5 minutes at room temperature.

4. Pipette off excess luminescent substrate working solution and place the blotting membrane between two layers of clean plastic film, this process should be completed carefully to avoid air bubbles between the membrane and the membrane.

5. X-ray film exposure is performed in a dark room, or the membrane is placed inside a chemiluminescence imager and tested according to the instrument instructions.

Schedules

concern

Possible causes

cure

Film reversal (white stripes, black background)

)

 

Excess HRP in the system

 

 

Dilute the HRP marker at least 10-fold.

Brown or yellow bands appear on the membrane

 

 

Strong glow seen in dark room

 

 

Short duration of light signal

 

 

 

 

Weak or no signal

Excessive HRP in the luminescent reaction system, eliminating Excessive substrate depletion, causing rapid signal reduction

 

Dilute the HRP marker at least 10-fold.

 

Insufficient amount of antigen/antibody

Increased antigen/antibody usage

 

Low protein transfer rate

Optimization of the transfer system

 

 

 

high context

Excess HRP in the system

Dilute the HRP marker at least 10-fold.

 

insufficiently closed

Optimization of closure procedures

 

Poor choice of containment reagents

Select another containment reagent

 

Inadequate rinsing

Increase rinsing time, frequency

 

overexposure

Reduced exposure time

 

High antigen/antibody concentration

Reduce the concentration of antigen/antibody used

 

Protein bands are punctate

Protein transfer failure

Optimizing the transfer process

 

Membrane not in equilibrium

Handle the membrane according to the instructions

 

Air bubbles between film and membrane

Remove all air bubbles before exposure

Presence of non-specific bands

(high background, short signal duration)

 

Too much HRP in the system

 

Dilution of HRP markers

Presence of non-specific bands

(background clean signal maintenance time normal)

Excessive use of monoclonal antibody

Further dilution of primary antibody

 

SDS leads to non-specific binding

Avoid using SDS during experiments

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批号(Lot Number) 证书类型 日期 货号
ZJ25F0420894 分析证书 25-04-27 E665966
ZJ24F1114453 分析证书 24-11-27 E665966

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