In this experiment, polyacrylamide gel electrophoresis was used to analyze and compare the peroxide isoenzymes, and their activities were determined by guaiacol
The basic principle of the determination of glutamine-alpha transaminase activity; master the method of the determination of glutamine-alpha transaminase activi
Heparin (Heparin) is a class of acidic mucopolysaccharides that are stable to alkali and heat, and exists in organisms as complexes bound to proteins, which are
Most mRNAs from mammalian cells have a poly(A) tail at the 3' end, so mRNA can be isolated from large amounts of cellular RNA by oligo(dT)-cellulose affinity ch
In order to study the nature and role of food contaminating factors, some modern techniques are used to detect their levels in food, to determine the safe dose
Urethane is generally non-corrosive and its storage stability is excellent. Its greatest advantage is that it remains in the plant for only a short time, and mo
Pyrethroids are an important class of synthetic insecticides with high efficiency, broad-spectrum, low toxicity and easy biodegradation. Source: Food Safety Tes
An aminoglycoside is a carbohydrate that contains one or more amino groups in its glycosidic structure. It is an antibiotic often used as a veterinary drug. Sou
Due to the requirement to detect more and more pesticide species, the limit is getting lower and lower, multi-residue detection technology has become the mainst
In recent years, regarding the detection technology of pesticide residues in food, the United States and the European Union have adopted more multi-residue dete
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