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Fig. 1 | Respiratory Research

Fig. 1

From: Impaired training-induced angiogenesis process with loss of pericyte-endothelium interactions is associated with an abnormal capillary remodelling in the skeletal muscle of COPD patients

Fig. 1

Angiogenesis-related capillary remodelling in response to exercise training in skeletal muscle biopsies of COPD patients and SHS. a Transmission electron micrographs of capillaries from vastus lateralis biopsies of COPD patients and SHS. b Quantification of changes in relative volume and thickness of each capillary component following exercise training. RV: relative volume; T: thickness; Lum: lumen; EC: endothelium; BM: basement membrane; Pc: pericyte; Nucl: nucleus. Data are presented as means and individual values. Linear mixed-effect model: T: Time effect; GxT: Group x Time interaction. Post-hoc: Post-training different from Pre-training: *p < 0.05; ** p < 0.01. Scale bar: 1 μm

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