Hagfish olfactory genes hint at ancient origins of vertebrate sense of smell
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Hagfish olfactory genes hint at ancient origins of vertebrate sense of smell

Researchers at University of Tsukuba and their collaborators have conducted a comprehensive analysis of the olfactory receptor repertoire of the hagfish (Eptatretus burgeri), a jawless vertebrate. This organism retains many primitive features yet possesses a highly developed olfactory system.