I. Idziak et al., SYNTHESIS AND HYBRIDIZATION PROPERTIES OF AMIDE-LINKED THYMIDINE DIMERS INCORPORATED INTO OLIGODEOXYNUCLEOTIDES, Tetrahedron letters, 34(34), 1993, pp. 5417-5420
Thymidine dimers, connected by amide or N-methyl amide linkages, have
been prepared. The dimers have each been incorporated three times into
normal strands of DNA by solid phase synthesis. Thermal denaturation
studies indicated that these modifications caused little or no destabi
lization of the DNA:RNA duplex.