Aktivierung der NK-Zelle durch fehlenden MHC-I-Komplex an der infizierten Zelle.
<div style="display:inline-block;padding:0 3px;background-color:#BDC"><a href="//commons.wikimedia.org/wiki/File:CD4-recognition.png" title="File:CD4-recognition.png"><b>Original: </b></a></div> <div style="display:inline-block;padding:3px 0;"><a href="//commons.wikimedia.org/wiki/User:DocMario" title="User:DocMario">Dr. med. Mario Schubert, Heidelberg, Germany</a></div> <div style="display:inline-block;padding:0 3px;background-color:#CCF">Vector: </div> <div style="display:inline-block;"><a href="//commons.wikimedia.org/wiki/User:Mrmw" title="User:Mrmw">Mrmw</a></div>
2017-08-08
Own work based on: <a href="//commons.wikimedia.org/wiki/File:CD4-recognition.png" title="File:CD4-recognition.png">CD4-recognition.png</a>: <a href="//commons.wikimedia.org/wiki/File:CD4-recognition.png" class="image"><img alt="CD4-recognition.png" src="https://upload.wikimedia.org/wikipedia/commons/thumb/6/6a/CD4-recognition.png/132px-CD4-recognition.png" decoding="async" width="132" height="89" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/6/6a/CD4-recognition.png/198px-CD4-recognition.png 1.5x, https://upload.wikimedia.org/wikipedia/commons/6/6a/CD4-recognition.png 2x" data-file-width="249" data-file-height="168"></a>