In present study possible ameliorative efficacy of aqueous extract of bark of Alstonia scholaris (ASE) in cultured human lymphocytes against Bleomycin-induced cytogenetic alterations has been reported. Cultures were treated either alone with Alstonia scholaris aqueous bark extract (50μg/ml) or in combination with radiomimetic drug Bleomycin (15μg/ml). Positive implications about radioprotective...