Genome-wide characterization of peptidyl-prolyl  cis–trans  isomerases in Penicillium and their regulation by salt stress in a halotolerant P. oxalicum oleh Mangaljeet Singh, Kirandeep Kaur, Avinash Sharma, Rajvir Kaur, Dimple Joshi, Megha Chatterjee, Iman Dandapath, Amarjeet Kaur, Harpreet Singh, Prabhjeet Singh