Publication Cover
Caryologia
International Journal of Cytology, Cytosystematics and Cytogenetics
Volume 41, 1988 - Issue 3-4
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Original Articles

Heterochromatin Studies and Localization of NORs in European Grayling (Thymallus Thymallus, Pisces, Thymallidae)

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Pages 245-249 | Received 25 Jan 1988, Accepted 02 May 1988, Published online: 31 Jan 2014
 

SUMMARY

Ag-NORs (nucleolus organizer regions) were detected on one pair of chromosomes of Tymallus thymallus. Chromomycin A3 (CMA3) positive clusters are evident in the NOR region. The majority of the chromosomes possess DAPI positive heterochromatic blocks.

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