text:  Detroit-562, 5uM CDDP, Day 5, #1 Detroit-562 cell line, cisplatin, 120hr cell line: Detroit-562; cell type: Plural effusion derived from laryngeal carcinoma; treatment: 5 μM cisplatin (CDDP) for 48 hours; post-treatment processing: 120 hours after drug treatment, sort to obtain smallest sized cell fraction