Contribution of a specialized dendritic cell, the secretory cell, to the microenvironment of the bursa of Fabricius.
D000818:Animals; D002060:Bursa of Fabricius / Q000166:cytology* / Q000502:physiology; D002454:Cell Differentiation; D002642:Chick Embryo; D002645:Chickens / Q000033:anatomy & histology / Q000276:immunology; D003713:Dendritic Cells / Q000502:physiology*; D004777:Environment