TRECs	forward	5’-AAA GAG GGC AGC CCT CTC CAA GGC-3’
reverse	5’-GGC TGA TCT TGT CTG ACA TTT GC-3’
KRECs	forward	5’-CCC aag ctt TCA GCG CCC ATT ACG TTT CT-3’
reverse	5’-CCC aag ctt GTG AGG GAC ACG CAG CC-3’
TCRAC	forward	5’-Gac tag tAT GAG ACC GTG ACT TGC CAG-3’
reverse	5’-Gac tag tGC TGT TGT TGA AGG CGT TTG C-3’