R. B. Johnson

An Indirect Enzyme-Linked Immunosorbent Assay (ELISA) for Measuring Antibodies in Chickens Infected with Infectious Bursal Disease Virus

W. W. Marquardt, R. B. Johnson, Ward F. Odenwald et al. · Avian Diseases · 1980 · 81 citations

Veterinary Vaccine, Immunology, Education +18

Separation of immunoglobulin M (IgM) essentially free of IgG from serum for use in systems requiring assay of IgM-type antibodies without interference from rheumatoid factor

R. B. Johnson, R Libby · Journal of Clinical Microbiology · 1980 · 63 citations · Full text

Immunocytochemical Technique, Immunology, Rheumatoid Factor +24

The Neutralizing Characteristics of Strains of Infectious Bronchitis Virus as Measured by the Constant-Virus Variable-Serum Method in Chicken Tracheal Cultures

R. B. Johnson, W. W. Marquardt · Avian Diseases · 1975 · 62 citations

Viral Diagnostics, Chicken Tracheal Cultures, Immunology +17

Simplified Scatchard-Plot Assay for Estrogen Receptor in Human Breast Tumor

R. B. Johnson, Robert M. Nakamura, R Libby · Clinical Chemistry · 1975 · 47 citations · Full text

Breast Oncology, Estrogen Receptor, Gynecology +19

A Study of Various Electrophoretic and Inhibition Techniques for Separating Serum Alkaline Phosphatase Isoenzymes

R. B. Johnson, Karen Ellingboe, P. F. Gibbs · Clinical Chemistry · 1972 · 37 citations

Electrolyte Disorder, Engineering, Bone Alkaline Phosphatase +21