List of Articles callogenesis Open Access Article Abstract Page Full-Text 1 - In Vitro Effect of Plant Growth Regulators on Callogenesis and Suspension Culture Optimization of Portulaca oleracea L. Manizheh Jamshidi 10.30495/jdb.2021.680725 Open Access Article Abstract Page Full-Text 2 - Assessing the amount of biomass and alkaloids content in tissue culture of H. arachnoideus Pojark. under the effect of variations in NAA and carbon resources Mahdis Ebrahimzade Mehri Mehrabi