NLK and Diamond-Blackfan anemia: As the suppression of NLK by miRNAs has been documented (Cichocki et al., 2011 (20); Han et al., 2014 (18); He et al., 2017 (22); Shen et al., 2014 (19); Yan et al., 2016 (21)), we sought to screen a number of common nutritional supplements that have been documented to modulate miRNAs in their ability to improve erythroid expansion in an in vitro model of DBA.