| Literature DB >> 2498260 |
A Ohtsu1, Y Sasaki, T Tamura, Y Fujiwara, Y Ohe, K Minato, K Nakagawa, M Bungo, N Saijo.
Abstract
The cytotoxicity of interleukin-2-activated killer (LAK) cells with or without anticancer drugs against cell lines with acquired drug resistance was evaluated in vitro by colony assay. Human non-small cell lung cancer cell lines, PC-9 and PC-14, human leukemia cell line, K-562, and their sublines resistant to cisplatin (CDDP), PC-9/CDDP and PC-14/CDDP, and to adriamycin (ADM), K-562/ADM, were used as target cells. PC-9/CDDP demonstrated a marked increase in susceptibility to killing by both peripheral blood lymphocytes (PBL) and LAK cells, as compared to the parental cell line, PC-9. The cytotoxicity of PBL and LAK cells against PC-14/CDDP and K-562/ADM was similar to that against their parental cell lines. Moreover, the combination of LAK and CDDP had a synergistic effect on PC-14 and PC-14/CDDP.Entities:
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Year: 1989 PMID: 2498260 PMCID: PMC5917724 DOI: 10.1111/j.1349-7006.1989.tb02303.x
Source DB: PubMed Journal: Jpn J Cancer Res ISSN: 0910-5050