The aim of the study was to investigate the development and differentiation of the adrenal glands in the grass snake (Natrix natrix L.) during the early stages of ontogenesis, i.e., from egg-laying to hatching of the first specimens.


Methylene Blue Adrenal Gland Smooth Endoplasmic Reticulum Osmic Acid Chromaffin Granule 
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Copyright information

© Springer-Verlag Berlin Heidelberg 2002

Authors and Affiliations

  • Weronika Rupik
    • 1
  1. 1.Department of Animal Histology and EmbryologySilesian UniversityKatowicePoland

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