这个词是什么意思？
Conditions which cause proliferation of hemopoietically active tissue or of tissue which has embryonic hemopoietic potential. They all involve dysregulation of multipotent MYELOID PROGENITOR CELLS, most often caused by a mutation in the JAK2 PROTEIN TYROSINE KINASE.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D009196 · MeSH 2026。
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