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Magnetic-activated cell sorting (PDF download), or MACS, is a procedure developed by Miltenyi Biotec to separate cells from complex mixtures using antibody-coated magnetic nanoparticles. The antibodies are specific for certain cell surface markers, either expressed on your population of interest (positive selection), or expressed on undesired cell types ...


The solubility of the solutes is the same at all points in the chromatography process. The solutes are clustered together at the beginning (at the solvent front) because none of them has moved very far yet. The reason for the separation of the solutes isn't that they become less soluble, it's that the solutes are moving at different speeds, like cars in an ...

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