The gel gives or gets an electric shock Yong to is an analytical complicated protein mixture and analyze some one protein or many Maos a kind of in common use method of the opposite content, is a pure a kind of examination protein degree, valuation protein molecular weight of powerful bio-chemical analysis Protein's giving or getting an electric shock after the Yong the dyeing of polypropylene Mao An gel is a count for much step, testing the blue dyeing of Ma Si Liang can say to use a kind of the most extensive method Test the blue dyeing of Ma Si Liang to have a following advantage:One is test cost low and don't need to provide with an expensive scanning equipments;Two is test a project a lot of, can be operating an of simple and high intelligent degree to carry on choice according to own demand;Three is compose with quality of and permit sex Therefore, this time testing of Yong comparison of the blue dyeing method of Ma Si Liang that mainly experiment a few kinds to be applicable to DNA to combine an egg white