Assertion: ligand | /r/HasAspect | molecular weight of 500
Facets:
Source sentences:
text: μl=1 μmol is used, in the case of a ligand (antagonist) having a molecular weight of 500, a solubility of not less than 0.5 mg/ml is required, even when an equal amount of drug is present with the ligand on the resin) in an aqueous solution wherein the protein is present; generally, it is difficult to dissolve such a high concentration of ligand in a biological material solution wherein considerable amounts of various ions and solutes such as proteins are dissolved.