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Ribosomal bodies and annulate lamellae in the oocytes of the lizardPodarcis sicula
Authors:Piero Andreuccetti  Carlo Taddei
Institution:(1) Dipartimento di Biologia Evolutiva e Comparata, Universitá degli Studi di Napoli, Via Mezzocannone n.8, I-80134 Napoli, Italy;(2) Dipartimento di Biologia Evoluzionistica Sperimentale, Universitá degli Studi di Bologna, Bologna, Italy
Abstract:Summary Ultrastructural studies suggest that, in the oocytes of the lizardPodarcis sicula, ribosomal bodies are structurally continuous with annulate lamellae during their organization and disaggregation. This observation may indicate the dynamic transformation of the cytomembranes of one structure into those of the other, and vice versa. Moreover, the presence of annulate lamellae has been detected for the first time in lizard oocytes. The hypothesis is advanced that ribosomal bodies and annulate lamellae, in spite of some different structural characteristics, may play a similar role during the oocyte growth.
Keywords:Oocytes  Ribosomal bodies  Annulate lamellae  Podarcis sicula (Lacertilia)
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