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Fig. 6 | BMC Plant Biology

Fig. 6

From: Autophagy counteracts instantaneous cell death during seasonal senescence of the fine roots and leaves in Populus trichocarpa

Fig. 6

Changes in ultrastructure of palisade and spongy mesophyll leaf cells during the course of senescence. a-c - green leaves - control (LC); d-i - two stages of senescing leaves - yellowing leaves (LS1, d-f) and yellow leaves (LS2, g-i) Abbreviations: V vacuole, S starch, M mitochondria, RCB Rubisco containing bodies, G gerontoplast, Ch chloroplast. Arrows indicate autophagy-related structures. Bars, 1 μm

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