Thornton officially announced his retirement from professional hockey Saturday.
Thornton (undisclosed) will be activated from injured reserve and play Tuesday in San Jose, George Richards of Panthers Press Box reports.
Thornton (undisclosed) will "probably" be available Tuesday against the Sharks, David Dwork of Local 10 Miami reports.
Thornton (undisclosed) practiced in a non-contact jersey Monday, per Jameson Olive of the Panthers' official site.
Thornton was designated for injured reserve with an undisclosed injury Wednesday, David Dwork of Local 10 Miami reports.
Thornton will participate in Saturday's game against San Jose, Curtis Pashelka of The San Jose Mercury News reports.
Thornton scored a power-play goal in Sunday's 3-2 loss to the Avalanche.
Thornton (undisclosed) was removed from injured reserve Thursday, per NHL.com.
Thornton (undisclosed) will be a game-time call to face the Devils on Thursday, David Dwork of Local 10 Miami reports.
Thornton (undisclosed) will not be ready for Monday's matchup with the Rangers, David Dwork of Local 10 Miami reports.