435 / | HD | CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY |
FOR 214 | DD | HYBRID OR FUSED CELL TECHNOLOGY, E.G., HYBRIDOMA, ETC. (935/89) {4} |
FOR 231 | DD | .~ Method of use of the fused or hybrid cell or the product thereof (935/106) {2} |
FOR 232 | .~.~ In vivo use of product |