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Background
Myocardial injury (MI) can be detected during the acute phase of Coronavirus disease 19 (COVID‐19) and is associated with a dismal prognosis. Recent imaging studies described the persistence of cardiac abnormalities after the recovery. The aim of the study was to investigate the spectrum of cardiac abnormalities at mid‐term follow‐up in patients recovered from COVID‐19 using clinical assessment,...
Full‐grown mouse antral oocytes are classified as surrounding nucleolus (SN) or not‐surrounding nucleolus (NSN), depending on the respective presence or absence of a ring of Hoechst‐positive chromatin surrounding the nucleolus. In culture, both types of oocytes resume meiosis and reach the metaphase II (MII) stage, but following insemination, NSN oocytes arrest at the two‐cell stage whereas SN oocytes...
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