Additionally, he was aware that this disease process was caused by a toxin produced by this bacterium.
(he; was; aware that this disease process was caused by a toxin) (this disease process; was caused; by a toxin) (a toxin; produced; by this bacterium)
he this disease process a toxin
was was caused produced
aware that this disease process was caused by a toxin
by a toxin
by this bacterium