title: Effects of change of background colour on the ultrastructure of the 'MSH cells' of the pars intermedia of Xenopus laevis.
mesh_terms: D000220:Adaptation, Biological; D000818:Animals; D001001:Anura / Q000502:physiology*; D003116:Color; D004721:Endoplasmic Reticulum / Q000473:pathology; D006056:Golgi Apparatus; D008297:Male; D009074:Melanocyte-Stimulating Hormones; D008854:Microscopy, Electron; D010902:Pituitary Gland / Q000166:cytology*
chemical_list: D009074:Melanocyte-Stimulating Hormones