TY - GEN AU - Krimer,D B AU - Hof,J V TI - Extrachromosomal DNA of pea (Pisum sativum) root-tip cells replicates by strand displacement SN - 0027-8424 PY - 2010///0630 N1 - Publication Type: Journal Article UR - https://doi.org/10.1073/pnas.80.7.1933 ER -