Table 1. Primers used in the present study.

Primer	Sequence	Product size
Outer forward primer CRTP1	5’CCGTTAATAATAAATACACGCAG3’	537 bp
Outer reverse primer CRTP2	5’CGGATGTTACAAAACTATAGTTACC3’
Nested forward primer CRTD1	5’TGTGCTCATGTGTTTAAACTT3’	145 bp
Nested reverse primer CRTD2	5’CAAAACTATAGTTACCAATTTTG3’