“…However, the mechanism by which AZT inhibits cell growth and arrests cell cycle progression in more other cancers requires further investigation. In this report, two long cancer celllines and two colorectal cell-lines were selected for trail because of clinic high incidence in China.Pseudo aptamers are the derivatives of aptamers [11], known as "chemical antibodies". They behave not only as small molecules, but also as large biological compounds.…”