Haruko Obokata, STAP stem cells
Karyotype analysis Karyotype analysis was performed by Multicolor FISH analysis (M-FISH). Subconfluent STAP stem cells were arrested in metaphase by colcemid (final concentration 0.270 µg ml −1) to the culture medium for 2.5 h at 37 C in 5% CO2. Cells ......