NewslettersHematopoiesis News PUM1 Mediates the Posttranscriptional Regulation of Human Fetal Hemoglobin By mladbrook - June 17, 2022 0 Researchers identified Pumilo-1 (PUM1), an RNA binding protein with no previously reported functions in erythropoiesis, as a direct post-transcriptional regulator of β-globin switching. [Blood Advances] Abstract