Table 1.

Number of Precursor and Mature miRNAs Identified in Teleost Fish and Compared with Other Vertebrates (miRBase v.20)

	Precursor	Mature
Fish	1,250	1,044
Cyprinus carpio	134	146
Danio rerio	346	255
Fugu rubripes	129	108
Hippoglossus hippoglossus	40	37
Ictalurus punctatus	281	205
Oryzias latipes	168	146
Paralichthys olivaceus	20	38
Tetraodon nigroviridis	132	109
Amphibians	211	196
Reptiles	282	416
Birds	980	1,330
Mammals	9,076	11,717