The pRc/RSV-derived eukaryotic expression vectors pRc-HA-v-Myc and pRc-v-Src have been described (34 (link)). Transcriptional transactivation analysis using the luciferase reporter system, including the firefly luciferase constructs pGL3-WS5 (pLUC-WS5) and the empty vector pGL3-Basic (pLUC), has been described (33 (link), 34 (link), 36 (link)). The eukaryotic expression construct pcDNA3.1-Rluc used for constitutive renilla luciferase expression, and the empty pcDNA3.1 vector have been described (34 (link)). Proliferation of cells treated with curcumin (CRM) was monitored in real time by using the live cell imaging system IncuCyte S3 (Essen Bioscience/Sartorius, Vienna, Austria) as described (33 (link)). Cells were seeded in a 24-well dish (Corning, Vienna, Austria), and incubated overnight. Curcumin was then added to final concentrations of 5–40 µM. Cells were monitored for 3 d by phase contrast imaging every 6 h from 16 separate regions per well using a 10× objective.
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