negatively regulates pre-miRNA processing biological regulation negative regulation of miRNA processing regulation of pre-miRNA processing negative regulation of pre-miRNA processing https://github.com/geneontology/go-ontology/issues/19303 https://github.com/geneontology/go-ontology/issues/25085 GO:2000632 dph Any process that stops, prevents or reduces the frequency, rate or extent of pre-microRNA processing. biological_process negative regulation of miRNA maturation 2011-04-18T03:50:19Z negative regulation of pre-microRNA processing