References
Barlow, P.W. (1971). Properties of cells in the root apex. Revta Fac. Agron. Univ. nac. La Plata 47: 275–298.
Clowes, F.A.L. (1956). Localization of nucleic acid synthesis in root meristems. J. exp. Bot. 7: 307–312.
Clowes, F.A.L. (1958). Protein synthesis in root meristems. J. exp. Bot. 9: 227–238.
Conger, A.D. & L.M. Fairchild (1935). A quick freeze method for macking smear slides permanent. Stain Technol. 28: 281–283.
De la Torre, C. & F.A.L. Clowes (1972). Timing of nucleolar activity in meristems. J. Cell Sci. 11: 713–721.
De la Torre, C., M.E. Fernandez-Gomez & G. Gimenez-Martin (1975). Rate of nucleologenesis as a measure of gene activity. Nature Lond. 256: 503–505.
Doerschug, E.B. (1976). Placement of genes for ribosomal RNA within the nucleolar organizing body of Zea mays. Chromosoma 55: 43–56.
Fernandez-Gomez, M.E. C. De la Torre & G. Gimenez-Martin (1972). Accelerated nucleolar reorganization with shortened anaphase and telophase during cycloheximide inhibition of protein synthesis in onion root cells. Cytobiologie 5: 117–124.
Fernandez-Gomez, M.E. J.C. Stockert, J.F. Lopez-Saez & G. Gimenez-Martin (1969). Staining plant cell nucleoli with AgNO3 after formalin-hydroquinone fixation. Stain Technol. 44: 48–49.
Gimenez-Martin, G., M.E. Fernandez-Gomez, A. Gonzalez-Fernandez & C. De la Torre (1971). The nucleolar cycle in meristematic cells. Cytobiologie 4: 330–338.
Gimenez-Martin, G., A. Gonzalez-Fernandez & J.F. Lopez-Saez (1965). A new method of labelling cells. J. Cell. Biol. 26: 305–309.
Gimenez-Martin, G., C. De la Torre, M.E. Fernandez-Gomez & A. Gonzalez-Fernandez (1974). Experimental analysis of nucleolar reorganization. J. Cell Biol. 60: 502–507.
Givens, J.F. & R.L. Phillips (1974). (abstract) Genetics 74, suppl. 94–95.
Howard, A. & D.L. Dewey (1960). Variation in the period preceding deoxyribonucleic acid synthesis in bean root cells. The Cell Nucleus. Butterworth & Co. (London).
Kihlman, B. (1955). Chromosome breakage in Allium by 8 ethoxycaffeine and X rays. Expl. Cell Res. 8: 345–368.
Lin, M. (1955). Chromosomal control of nuclear composition in maize. Chromosoma 7: 340–370.
Longwell, A.C. & G. Svihla (1960). Specific chromosomal control of the nucleolus and of the cytoplasm in wheat. Expl. Cell Res. 20: 294–312.
Lopez-Saez, J.F., A. Gonzalez-Fernandez, C. De la Torre, J.L. Diez, M.F. Fernandez-Gomez, M.H. Navarrete & G. Gimenez-Martin (1975). A model of cell cycle and growth kinetics in roots. J. theor. Biol. 53: 463–473.
Morcillo, G., C. De la Torre & G. Gimenez-Martin (1976). Nucleolar transcription during plant mitosis. In situ assay for RNA-polymerase activity. Expl. Cell Res. 102: 311–316.
Phillips, R.L., R.A. Kleese & S.A. Wang (1971). The nucleolus organizer region of maize (Zea mays L.): Chromosomal site of DNA complementary to ribosomal RNA. Chromosoma 36: 79–88.
Phillips, R.L., D.F. Weber, R.A. Kleese & S.A. Wang (1974). The nucleolus organizer region of maize (Zea mays L.): Tests for ribosomal gene compensation or magnification. Genetics 77: 285–297.
Ramirez, S.A. & J.H. Sinclair (1975). Ribosomal gene localization and distribution (arrangement) within the nucleolar organizer region of Zea mays. Genetics 80: 505–518.
Tandler, C.J. (1966). Direction and origin and nucleolar components: a model for nucleolar RNA function. Natn. Cancer Inst. Monogr. 23: 181–190.
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This work has been supported by a grant from the ‘Comisión Asesora para la Investigación Científica y Técnica’
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De La Torre, C., Colinas, F. Nucleologenesis and number of ribosomal RNA genes in maize. Genetica 49, 219–223 (1978). https://doi.org/10.1007/BF00120569
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DOI: https://doi.org/10.1007/BF00120569