A. Mohammad, F. and فاطمة 2025. Isolation and Studying the Activity and Properties of Adenosine Deaminase (ADA) in Patients Tissues of Benign and Malignant Colon Tumors. Rafidain Journal of Science. 23, 3 (Jun. 2025), 117–130. DOI:https://doi.org/10.33899/rjs.2012.44402.