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(A) The distribution of type IV collagen fibers in SMMC7721 xenograft. (B) The overview image of the distribution of CD68-labeled macrophage in SMMC7721 xenografts. (C) The distribution of type I collagen fibers in SMMC7721 xenografts. (D) The overview image of the distribution of CD105-labeled tumor angiogenesis in SMMC7721 xenografts. (E) The overview image of the distribution of EGFR in SMMC7721 xenografts.
