<cell biology> Obsolete name for platelet contractile protein: now known to be actomyosin (which makes up 15-20% of the total platelet protein). ... (18 Nov 1997) ... 
Obsolete name for platelet contractile protein: now known to be actomyosin (which makes up 15-20% of the total platelet protein).
Type: Term Pronunciation: throm-bō-sthē′nin Synonyms: platelet actomyosin