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. 2013 Feb 27;57(1):e10. doi: 10.4081/ejh.2013.e10

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©Copyright S. Tetè et al., 2013

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A) Immunohistochemical analysis of TGFβ1 expression in Group 1 and Group 2 specimens. Magnification 20×. Group 1: bone tissue specimens obtained from equinederived bone substitute grafted area; Group 2: bone tissue specimens obtained from calvaria bone grafted area; C(-), negative control. Moderate TGFβ1 immunolabeling of both Group 1 and Group 2 bone tissue; no TGFβ1 immunostaining is seen in negative control. B) Graphic representation of densitometric analysis of TGFβ1 positive area ± SD, determined by direct visual counting of ten fields (mean values) for each of five slides per specimens at 20× magnification.