TY - GEN AU - Vijayakumar,R K AU - Oliveira,D B TI - Protein F: a novel F(ab)-binding factor, present in normal liver, and largely released in the digestive tract during hepatitis SN - 0022-1767 PY - 1991///0107 KW - Humans KW - Immunoglobulin Fab Fragments KW - metabolism KW - Lymphokines KW - analysis KW - Prostatic Secretory Proteins KW - Terminology as Topic N1 - Publication Type: Comment; Letter ER -