Mutalib S. Mohammad, A., عبد, N. E. Jumma, and نهال. “Partial Purification of Glutamate Dehydrogenase from the Callus of Stems of )Nigella Sativa L.) in the Presence of 2,4- D or PDA”. Rafidain Journal of Science, vol. 17, no. 13, June 2025, pp. 80-93, doi:10.33899/rjs.2006.44251.