| abstract |
The invention relates to the use of an anthocyanidin or an anthocyanidin derivative of general formula (I) wherein R1, R2, R3 and R6 independently of each other is H, OH, alkoxy, an -O-glycosyl group, an -O-glycosyl group which is substituted with one or more acyl groups, or an -O-glycosyl moiety comprising at least two glycosyl groups and at least one acyl group arranged so that at least one acyl group is located between two glycosyl groups, R4 is OH, alkoxy, an -O-glycosyl group, an -O-glycosyl group which is substituted with one or one acyl groups, or an -O-glycosyl moiety comprising at least two glycosyl groups and at least one acyl group arranged so that at least one acyl group is located between two glycosyl groups, R5 is H, OH, and Y is a counterion or a salt, prodrug, a chemical modification or complex thereof for the preparation of a pharmaceutical composition for the prevention and/or treatment of neoplastic disorders, diseases caused by lesions in connective tissues or a disease caused by a virus in a mammal including a primate such as a human, as well as to novel anthocyanin derivatives of general formula (I) and methods for preparation of said compounds, novel pharmaceutical compositions and methods of treating retroviral infections. |