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Structural correspondence between nucleolus- and sphere-organizing regions of the lampbrush chromosomes and secondary constrictions of the mitotic chromosomes

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Le regioni nucleolo-e sfera-organizzatrici dei «lampbrush chromosomes» diTriturus alpestris apuanus corrispondono a costrizioni secondarie presenti sui rispettivi cromosomi mitotici. Questo dato ripropone l'interesse per lo studio dell'origine e del significato delle sfere negli ovociti in accrescimento.

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References

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Authors and Affiliations

  1. Istituto di Zoologia e Anatomia Comparata dell'Università, Via Volta 4, Pisa, (Italy)

    G. Mancino, Irma Nardi & Matilde Ragghianti

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  1. G. Mancino
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  2. Irma Nardi
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  3. Matilde Ragghianti
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With financial support by C.N.R., Rome.

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Mancino, G., Nardi, I. & Ragghianti, M. Structural correspondence between nucleolus- and sphere-organizing regions of the lampbrush chromosomes and secondary constrictions of the mitotic chromosomes. Experientia 28, 586–588 (1972). https://doi.org/10.1007/BF01931894

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  • DOI: https://doi.org/10.1007/BF01931894

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