title: The type of naturally occurring sialic acids.
mesh_terms: D000818:Animals; D001419:Bacteria; D001717:Birds; D002854:Chromatography, Paper; D004447:Echinodermata; D056890:Eukaryota; D005399:Fishes; D006801:Humans; D008322:Mammals; D009438:Neuraminic Acids / Q000145:classification* / Q000302:isolation & purification; D010944:Plants; D013045:Species Specificity
chemical_list: D009438:Neuraminic Acids