The German-speaking scientists who isolated and described vitamin K ( in addition to naming it as such ) did so because the vitamin is intimately involved in the coagulation of blood following wounding ( from the German word `` Koagulation '' ) .
The German-speaking scientists who isolated and described vitamin K ( in addition to naming it as such ) did so because the vitamin is intimately involved in the ` Koagulation ' ( clotting ) of blood following wounding .