Abstract Background An organic extract of the recreational herb khat (Catha edulis Forsk. ) triggers cell death in various leukemia cell lines in vitro. The chemotherapeutics camptothecin. a plant alkaloid topoisomerase I inhibitor. https://safeersappliancers.shop/product-category/aeg-steambake-bps552020m-electric-oven-stainless-steel-60cm/