Abstract MicroRNAs (miRNAs) are a class of non-coding RNAs involved in a variety of pathophysiological processes. We have previously reported that the abnormally high expression of miR-99a is associated with drug resistance and poor prognosis in acute myeloid leukemia. However. the impact of miR-99a on normal hematopoiesis is not well understood. https://stnicksknives.shop/product-category/butterfly-knives/