title: Neurochemical phenotype and birthdating of specific cell populations in the chick retina.
abstract: The chick embryo is one of the most traditional models in developing neuroscience and its visual system has been one of the most exhaustively studied. The retina has been used as a model for studying the development of the nervous system. Here, we describe the morphological features that characterize each stage of the retina development and studies of the neurogenesis period of some specific neurochemical subpopulations of retinal cells by using a combination of immunohistochemistry and autoradiography of tritiated-thymidine. It could be concluded that the proliferation period of dopaminergic, GABAergic, cholinoceptive and GABAceptive cells does not follow a common rule of the neurogenesis. In addition, some specific neurochemical cell groups can have a restrict proliferation period when compared to the total cell population.
authors.affiliation: Departamento de Neurobiologia, Instituto de Biologia, Programa de Pós-Graduação em Neurociências Universidade Federal Fluminense, Niterói, RJ, Brazil. karin@vm.uff.br
authors.forename: Karin da Costa
authors.initials: Kda C
authors.lastname: Calaza
authors.forename: Patricia F
authors.initials: PF
authors.lastname: Gardino
mesh_terms: D000818:Animals; D001345:Autoradiography; D002454:Cell Differentiation / Q000502:physiology*; D002642:Chick Embryo; D018698:Glutamic Acid / Q000502:physiology*; D007150:Immunohistochemistry; D055495:Neurogenesis / Q000502:physiology*; D010641:Phenotype; D012160:Retina / Q000737:chemistry / Q000166:cytology* / Q000196:embryology; D013936:Thymidine; D013997:Time Factors; D005680:gamma-Aminobutyric Acid / Q000502:physiology*
chemical_list: D018698:Glutamic Acid; D005680:gamma-Aminobutyric Acid; D013936:Thymidine