Sandra Liessem

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In this article we present and discuss three electron microscopical approaches to investigate the pathway of human cytomegalovirus (Herpesviridae) infection in cultivated human macrophages and fibroblasts. These methods include surface scanning electron microscopy and high-pressure freezing combined with freeze-substitution and electron tomography. With(More)
Ki67 is a broadly used proliferation marker in surgical pathology with an obvious need for standardization to improve reproducibility of assessment. Here, we present results of the so far only existing round robin tests on Ki67, organized annually in Germany, Austria, and Switzerland from 2010 to 2015 with up to 160 participating laboratories (QuIP). In(More)
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