They perform various experiments in vitro (i.e. in the petri dishes, vials and beakers of the laboratory) or in animal models.
(They; perform; various experiments in vitro; L:i.e. in the petri dishes, vials and beakers of the laboratory) or in animal models)
They
perform
various experiments in vitro L:i.e. in the petri dishes, vials and beakers of the laboratory) or in animal models