. Author manuscript; available in PMC: 2015 Jan 24.

Published in final edited form as: J Nat Prod. 2014 Jan 7;77(1):183–187. doi: 10.1021/np400847t

Table 2.

Cytoprotection and Toxicity Assay Data of Alkaloids 1-3.

alkaloid	cytoprotection EC₅₀ (μM)^a [Standard Deviation]	cytotoxicity LC₅₀ (μM)^b [Standard Deviation]
1	56.2 [12.3]	102 [2.25]
2	0.84 [0.8]	11 [1.36]
3	Not effective^a	Not toxic^c
AZT	1.30 [0.12]	89.5 [10.8]

Protection of CEM-TART cells from killing by HIV infection at 96 h (EC₅₀)

Survival was measured by MTT metabolism by viable cells (LC₅₀).

Not effective or toxic at the highest concentration tested (100 μM).