1 Reagents for fractionating target proteins from complex biological fluids, such as plasma, serum, CSF, urine or other tissue or cellular sources, and the subsequent chemical analysis of compounds physiologically associated with abundant proteins including proteins, peptides, fatty acids, hormones, glycosylation states, phosphorylation states, etc; Reagents for diagnosis of diseases associated with albumin, IgG, Fibrinogen, Transferrin, IgA, IgM, a2-Macroglobulin, a1-Acid Glycoprotein, a1-Antitrypsin, Haptoglobin, High Density Lipoproteins, Complement C3; Immunoaffinity reagents for developing chemical markers that indicate the presence of disease states associated with albumin, IgG, Fibrinogen, Transferrin, IgA, IgM, a2-Macroglobulin, a1-Acid Glycoprotein, a1-Antitrypsin, Haptoglobin, High Density Lipoproteins, Complement C3; Reagents for determining biological targets for drugs, namely determining biological processes that are susceptible to being affected by drugs in order that the drugs may alleviate disease states and conditions related to albumin, IgG, Fibrinogen, Transferrin, IgA, IgM, a2-Macroglobulin, a1-Acid Glycoprotein, a1-Antitrypsin, Haptoglobin, High Density Lipoproteins, Complement C3 and associated compounds in humans and animals; Reagents for determining protein and peptide sequences for the purposes of identifying protein or peptide drug targets associated with albumin, IgG, Fibrinogen, Transferrin, IgA, IgM, a2-Macroglobulin, a1-Acid Glycoprotein, a1-Antitrypsin, Haptoglobin, High Density Lipoproteins, Complement C3, all for research use