Hybrid cells of Nicotiana suaveolens x N. tabacum grow normally at 36 °C, but immediately express lethality due to probable autoimmune response when transferred from 36 to 28 °C. Our recent study showed that the temperature-sensitive lethality of these hybrid cells occurs through autolytic programmed cell death (PCD).
View Article and Find Full Text PDFPCD with features of vacuolar cell death including autophagy-related features were detected in hybrid tobacco cells, and detailed time course of features of vacuolar cell death were established. A type of interspecific Nicotiana hybrid, Nicotiana suaveolens × N. tabacum exhibits temperature-sensitive lethality.
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