Antitumor activity against human MCF7-neo cells expressing HER2 gene xenografted in athymic nu/nu mouse assessed as delay in tumor growth at 1 mg/kg, po qd for 22 days
Inhibition of human recombinant mTOR expressed in insect cells assessed as phosphorylation of recombinant (GFP)-4-EBP1 measured after 30 mins by fluorescence polarization assay, Ki=0.017μM
Antitumor activity against human MCF7-neo cells expressing HER2 gene xenografted in athymic nu/nu mouse assessed as tumor stasis at maximum tolerated dose measured on day 22
Inhibition of human recombinant mTOR (1360 to 2549 residues) expressed in insect cells assessed as inhibition of GFP-labeled 4-EBP1 phosphorylation at Thr-37/46 residues incubated for 30 mins by FRET assay, Ki=0.017μM
Toxicity CC50 against VERO-E6 cells determined at 48 hours by high content imaging (same conditions as 2_LEY without exposure to 0.01 MOI SARS CoV-2 virus), CC50=0.5μM
Determination of IC50 values for inhibition of SARS-CoV-2 induced cytotoxicity of VERO-E6 cells after 48 hours exposure to 0.01 MOI SARS CoV-2 virus by high content imaging, IC50=2.31μM
Antiproliferative activity against human MCF7.1 cells expressing HER2 gene after overnight incubation by CellTiter-Glo luminescence assay, IC50=0.255μM
Antitumor activity against human MCF7-neo cells expressing HER2 gene xenografted in athymic nu/nu mouse assessed as tumor regression at maximum tolerated dose