@article{weko_5140_1, author = "Kato,Takuma and Tanaka,Masakazu and Oba,Makoto", title = "Protein Transfection Study Using Multicellular Tumor Spheroids of Human Hepatoma Huh-7 Cells", journal = "PLoS ONE", year = "2013", volume = "8", number = "12", month = "dec" }