Patent ID: 6093564
Filing Date: 2000-07-25
Classification: A61L,A61P,C12N

Abstract:
A method of selectively modifying nucleic acid molecules in a biological composition, said method comprising the step of contacting the composition with an inactivating agent having the formula: ##STR12## wherein each of R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.6, R.sub.7, and R.sub.8 is, independently, H or a monovalent hydrocarbon moiety containing between 1 and 4 carbon atoms, inclusive, provided that R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.6, R.sub.7, and R.sub.8 are not all H; R.sub.5 is a divalent hydrocarbon moiety containing between 2 and 4 carbon atoms, inclusive; X is a pharmaceutically acceptable counter-ion; and n is 1.