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Figure 2 Comparative staining of an atherosclerotic plaque of a rest angina patient: eosin (A), alpha-actin (B), KP-1 (C) and polyclonal apoprotein(a) antibody (D). The distribution of Lp(a) and macrophages is nearly identical (C, D). Smooth muscle cells occupy a certain portion of the Lp(a) area, but they also localize in Lp(a) negative area.
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