Thimerosal induces DNA breaks, caspase-3 activation, membrane damage, and cell death ...

(if anyone doesn't want to read any further, stop, or proceed at your
own risk.)

** Baskin DS, et al.,

Thimerosal induces DNA breaks, caspase-3 activation, membrane damage,
and cell death in cultured human neurons and fibroblasts,

Toxicological Sciences 74(2):361-8 (2003)

(Study demonstrates that thimerosal in micromolar concentrations
rapidly induces membrane and DNA damage and initiates programmed cell
death in human nervous system cells and muscles.)