CATENATED OLIGOMERIC CIRCULAR DNA MOLECULES FROM MITOCHONDRIA OF MALIGNANT AND NORMAL MOUSE AND RAT TISSUES

The present address of Dr. Wolstenholme and Mr McLaren is the latter. Dr. Koike's present address is the Laboratory of Biophysics, Institute of Medical Science, University of Tokyo, Tokyo, Japan. Dr. Jacobson's present address is the Laboratory of Molecular Biology, Mayo Clinic, Rochester, Minnesota.