Figure 5 | Scientific Reports

Figure 5

From: Estrogen deficiency accelerates lumbar facet joints arthritis

Figure 5

Estrogen deficiency promotes blood vessels and nerve endings innervation into LFJ. (A) PECAM-1-positive blood vessels (white arrow head) and neurofilament-positive nerve endings (white arrow) in LFJs from different groups. (B and C) Quantitative evaluation of PECAM-1-positive areas and neurofilament-positive areas in LFJ (magnification 600×). Key: **P < 0.05, (N.S.) not significant.

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