Below is Thursday's practice participation report for both the 49ers and the Bills.
San Francisco 49ers Thursday Practice
Did Not Practice
CB Jimmie Ward (quadricep)
Limited Participation
G Zane Beadles (ankle), LB Ahmad Brooks (groin), DT DeForest Buckner (foot), DT Quinton Dial (knee), DT Glenn Dorsey (knee), WR Jeremy Kerley (ankle), TE Vance McDonald (hip), S Jaquiski Tartt (quadricep)
Full Participation
DT Arik Armstead (shoulder), LB Tank Carradine (toe)
Buffalo Bills Thursday Practice
Did Not Practice
DT Marcell Dareus (hamstring), T Cyrus Kouandijo (knee)
Limited Participation
LB Zach Brown (foot), DT Corbin Bryant (ankle), TE Charles Clay (knee), T Cordy Glenn (ankle), C Patrick Lewis (knee), P Colton Schmidt (right quadricep), CB Corey White (shoulder), S Aaron Williams (foot)
Not Listed
LB Lorenzo Alexander (not injury related), RB Mike Gillislee (illness), WR Marquise Goodwin (illness), LB Brandon Spikes (illness)