The phenomenon that malignant cells can acquire stemness under specific stimuli, encompassed under the concept of cancer cell plasticity, has been well-described in epithelial malignancies. To our knowledge, cancer cell plasticity has not yet been described in hematopoietic cancers. | Oxidative stress enhances tumorigenicity and stem-like features via the activation of the Wnt β-catenin MYC Sox2 axis in ALKpositive anaplastic large-cell lymphoma