Summary
Interchromosomal fibres were observed by light microscopy in metaphases of HeLa cells and human lymphocytes prepared by spreading on a water surface. Autoradiography after labelling with tritiated thymidine showed that the fibres contained DNA. They were resistant to pronase treatment.
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Myhra, S., Brøgger, A. Interchromosomal DNA-containing fibres in human cells. Hum Genet 29, 183–189 (1975). https://doi.org/10.1007/BF00297622
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DOI: https://doi.org/10.1007/BF00297622