Professor Sucharit Bhakdi claiming blood clot factor and immune self-attack due to vaccines

No.13408342 ViewReplyOriginalReport
https://youtu.be/knXcLOKXUeM?t=755

He claims that spike will protrude from epithelial cells causing clots from Lymphocyte activity (apoptosis I assume).

Is this true do you think? Is it temporary? Is he purely speculating?