Research Paper Volume 5, Issue 4 pp 276—287

Autophagy drives epidermal deterioration in a Drosophila model of tissue aging

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Figure 2. Epidermal Thickness Decreases in Aging Flies.

(A-D) TEM analysis of ventral pleura in w1118 controls. Bar, 2 μm. A, 1 d. B, 3 d. C, 14 d. D, 42 d. Red, epidermal boundaries; Blue, epidermal nuclei. c, cuticle; m, muscles. The presence of muscles underlying the epidermis varies with the precise plane of section and was not dependent on age.