Newport Gwent Dragons captain Lewis Evans says their players are uncertain about the future of the region.
A late try by substitute John Andrew edged stuttering 14-man Ulster to victory over a battling Newport Gwent Dragons side.
Takeover deal has been ratified by WRU and Dragons boards but must be agreed by 75 per cent of Newport RFC shareholders.
Newport Gwent Dragons will move their last Pro12 game of the season from Rodney Parade to Caerphilly to avoid a clash with Newport County.
Audio & Video
Newport Gwent Dragons chief Stuart Davies tells Ross Harries of the importance of accepting a proposed WRU takeover.
How to get into rugby union
How to get into rugby union - into the thick of the 15-player game or try rugby sevens, which made its Olympic debut in 2016.
Rugby alerts, newsletters and social media
Get latest scores and headlines sent straight to your phone, sign-up to our newsletter and learn where to find us on online.
Commentaries, clips and podcasts
Enjoy the best debate, analysis and interviews with BBC 5 live and World Service plus our rugby union commentary listings.
What's on BBC Sport this week
This week's sport on the BBC includes international football, the Merseyside derby and the Boat Races.