+
CD49b
CD8a
NT
Depleted
CD49b
CD4
CD49b
CD8a
0
25
50
75
100
0
20
40
60
80
100
NT
5x2Gy RT +
α
B7-H1 10mg/kg 3qw
5x2Gy RT +
α
B7-H1 +
α
CD8 mAb
5x2Gy RT +
α
B7-H1 +
α
CD4 mAb
5x2Gy RT +
α
B7-H1 +
α
AGM1 mAb
Time after tumour
innoculation (days)
Percent survival