Media 2: Cell tracking and detection of molecular expression in live cells using lipid-enclosed CdSe quantum dots as contrast agents for epi-third harmonic generation microscopy ChangChieh-Feng ChenChao-Yu ChangFu-Hsiung TaiShih-Peng ChenCheng-Ying YuChe-Hang TsengYi-Bing TsaiTsung-Han LiuI-Shuo SuWei-Fang SunChi-Kuang 2008 Originally published in Optics Express on 23 June 2008 (oe-16-13-9534)