TY - GEN AU - Anzai,K AU - Andoh,T TI - [A method for the preparation of relaxed closed circular DNA by "untwisting extracts" of mammalian chromatin (author's transl)] SN - 0037-1017 PY - 1978///0828 KW - Animals KW - Cell Extracts KW - Cell Line KW - Chromatin KW - DNA Topoisomerases, Type I KW - DNA, Circular KW - isolation & purification KW - Methods KW - Mice N1 - Publication Type: Journal Article ER -