Pleurodeles waltl research was continued later in 1996 by French-led experiments on the Mir space station (Mir Cassiopée expedition), with follow-up studies in 1998 (Mir Pégase expedition) and 1999 (Mir Perseus expedition).
The research on Pleurodeles waltl was expanded upon in 1996, with French-led experiments conducted aboard the Mir space station (Mir Cassiopée expedition), followed by further studies in 1998 (Mir Pégase expedition) and 1999 (Mir Perseus expedition).