Research Article

Effects of Acupuncture on Th1, Th2 Cytokines in Rats of Implantation Failure

Figure 2

Immunohistochemical staining for the expression of endometrial IL-1β, IL-2, and IL-4. Original magnificasion: ×400. Claybank means positive expression. (a) IL-1β protein in each group on D5, D6, and D8; (b) IL-2 protein in each group on D5, D6, and D8; (c) IL-4 protein in each group on D5, D6, and D8. IL-1β, IL-2, and IL-4 mainly expressed in luminal and glandular epithelium.
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