35 Retail store services featuring antibodies, peptides, enzymes, complementary deoxyribonucleic acid kits, lysates and vectors, lipids, assay kits consisting of chemical reagents and/or antibodies, reagents, stem cells, loading controls in the nature of loading control antibodies and proteins, tags and markers, namely, tag and marker antibodies and proteins, cell line arrays, cell line arrays and tissue arrays including sale thereof via mail order and the Internet; retail services through direct solicitation by distributors directed to end-users featuring antibodies, peptides, enzymes, complementary deoxyribonucleic acid kits, lysates and vectors, lipids, assay kits consisting of chemical reagents and/or antibodies, reagents, stem cells, loading controls in the nature of loading control antibodies and proteins, tags and markers, namely, tag and marker antibodies and proteins, cell line arrays, cell line arrays and tissue arrays; retail on-line ordering services featuring antibodies, peptides, enzymes, complementary deoxyribonucleic acid kits, lysates and vectors, lipids, assay kits consisting of chemical reagents and/or antibodies, reagents, stem cells, loading controls in the nature of loading control antibodies and proteins, tags and markers, namely, tag and marker antibodies and proteins, cell line arrays, cell line arrays and tissue arrays, also accessible by telephone, facsimile and mail order