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产品性质
usage【用途】 | sufficient for 200 colorimetric test |
shipped in【运输】 | dry ice |
storage temp.【储存温度】 | −20℃ |
基本信息
General description【一般描述】 | The Acetylcholinesterase Activity Assay Kit (Colorimetric) provides a simple, quick, and direct procedure for measuring Acetylcholinesterase levels in a variety of samples such as serum, plasma, tissues or cell lysates / cell extracts. This assay is based on the Ellman method in which thiocholine, produced by Acetylcholinesterase, reacts with DTNB 5,5¢-dithiobis (2-nitrobenzoic acid) to form a colorimetric product (412 nm), proportional to the Acetylcholinesterase activity present. This kit does not require weighing, or mixing of multiple reagents. The Acetylcholinesterase activity is measured without the use of a calibration curve. The Acetylcholinesterase Positive Control in the kit can be used to screen for Acetylcholinesterase inhibitors. The detection range: 10-600 units/liter of Acetylcholinesterase activity. The detection time: 5-10 minutes Acetylcholinesterase ( AChE) is a serine hydrolase found at neuromuscular junctions and cholinergic brain synapses. AChE, hydrolyzes choline esters. Acethlcholinesterase activity is related to the function of the nerve response. Its principal biological role is the termination of impulse transmission at cholinergic synapses by rapid hydrolysis of the neurotransmitter acetylcholine (ACh) to acetate and choline. Organophosphorus (OP) poisons form a covalent bond with a serine residue at the active site of AChE, and are thus potent irreversible inhibitors of AChE. AChE inhibitors are used in treatment of various neuromuscular disorders, and have provided the first generation of drugs for the treatment of Alzheimer′s disease. AChE inhibitors inhibit the cholinesterase enzyme from breaking down ACh, increasing both the level and duration of the neurotransmitter action According to the mode of action, AChE inhibitors can be divided into two groups: irreversible and reversible. Reversible inhibitors, competitive or noncompetitive, mostly have therapeutic applications, while toxic effects are associated with irreversible AChE activity modulators. |
Application【应用】 | Detection of Acetylcholinesterase activity levels in a variety of samples such as serum and plasma, tissues or cell lysates Enables to screen for Acetylcholinesterase inhibitors |
Features and Benefits【特点和优势】 | Our economical Acetylcholinesterase (AChE) Activity Kit also saves your time and efforts:
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Unit Definition【单位定义】 | One unit of Acetylcholinesterase is the amount of enzyme that catalyzes the production of 1.0 mmole of thiocholine per minute at pH 8.0 at room temperature. This kit contains sufficient reagents for 200 tests. |
安全信息
Pictograms【象形图】 | GHS05 |
Signal word【警示用语:】 | Danger |
Hazard Statements | H318 |
Precautionary Statements | P280 - P305 + P351 + P338 + P310 |
Hazard Classifications【危险分类】 | Eye Dam. 1 |
Storage Class Code【储存分类代码】 | 12 - Non Combustible Liquids |
WGK | WGK 3 |