Update publication information. In the current project, we evaluated the composition and toxicological profile of venom collected from farm-raised Naja atra. Venom was collected from third-generation captive bred Naja atra on a snake farm in Hunan Province, China. The venom was analyzed using sodium dodecyl sulfate polyacrylamide gel electrophoresis, and nano liquid chromatography with electrospray ionization tandem mass spectrometry