Research Article DOI:10.18081/2333-5106/016-7/253-264 American Journal of BioMedicine Volume 7, Issue 3, pages 136-149 Received April 11, 2019; Accepted July 02, 2019; Published August 13, 2019 Naser Jawad Kadhim 1, Dhifaf Zaki Aziz 1, Maysaa Adil Hadi 2  Abstract DNA topoisomerases are ubiquitous, enzymes needed to control topological problems encountered during DNA replication, transcription, recombination and […]