Cranial Nerve NeoplasmsLangerhans CellsHistiocytosis, Langerhans-CellIslets of LangerhansEpidermisCell ProliferationMannose-Binding LectinsLangerhans Cell SarcomaSkinDermatitis, ContactAntigens, CD1Cells, CulturedDendritic CellsCell MovementEosinophilic GranulomaLectins, C-TypeCell DifferentiationDermisMice, Inbred BALB CAntigens, CDCell CountMice, Inbred C57BLT-LymphocytesKeratinocytes