Nuclear distribution in Alternaria tenuis
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Updated: Aug 19, 2026

Sexual Development and Ascospore Discharge in Fusarium graminearum
Published on: March 29, 2012
Abstract:
Nuclear distribution and behaviour during vegetative growth and spore formation in Alternaria tenuis was studied utilising the HC1-Giemsa staining technique. The vegetative mycelium and conidia are predominantly monokaryotic. Anastomoses, followed by nuclear migrations, have been recorded. Intercellular nuclear migrations have only been observed in germinating conidia. Nuclear behaviour during conidial formation indicates that the conidia are homokaryotic. Cytological differences have been found in different monocoidal isolates of A. tenuis.
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Fungal Group Zygomycota
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