Figure 1From: The activity of pregnancy-associated plasma protein A (PAPP-A) as expressed by immunohistochemistry in atherothrombotic plaques obtained by aspiration thrombectomy in patients presenting with a ST-elevation myocardial infarction: a brief communicationImmunohistochemistry of placental tissue (positive control). The trophoblastic layer is strongly expressing PAPP-A (reddish brown staining).Back to article page