Olfactory and solitary chemosensory cells: two different chemosensory systems in the nasal cavity of the American alligator, Alligator mississippiensis

Abstract Background The nasal cavity of all vertebrates houses multiple chemosensors, either innervated by the Ist (olfactory) or the Vth (trigeminal) cranial nerve.Various types of receptor cells are present, either segregated in different compartments (e.g.in rodents) or mingled in one epithelium (e.g.fish).In addition, solitary chemosensory cell

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The various clinical spectra of juvenile xanthogranuloma: imaging for two case reports and review of the literature

Abstract Background Juvenile xanthogranuloma (JXG) belongs to the heterogeneous group of non-Langerhans cell histiocytosis and is caused by an accumulation and proliferation of macrophages.In the majority of cases JXG is a disorder of early childhood presenting during the first 2 years of Hemp Wicks life.The typical presentation is a solitary reddi

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