The program has been on hiatus for many many years now... and the scientists have seemingly got back in contact with Groo.

http://www.furaffinity.net/journal/2536595/

The previous experiments that have occurred are listed above, some might be revisited like the Dragon-roo, but they mention hoping to explore new hybrids. The scientist have much planning to do and have to rework some of the dilapidated lab equipment and materials... but we'll see what happens...