abstract |
FIELD: medicine. ^ SUBSTANCE: trans-sialydase enzyme has been recovered from a unicell Trypanosoma congolense. Trans-sialydase is characterised by one of the following amivo acid sequences: SEQ ID NO:2, SEQ ID NO:4 or a sequence being 75% identical with one of said sequences. ^ EFFECT: extended range of enzymes with trans-sialydase activity. ^ 6 cl, 3 dwg, 1 tbl, 6 ex |