Northwest, Biotherapeutics Northwest Biotherapeutics Announces Agreement to Acquire Advent BioServices Ltd. 27.08.2025 - 18:46:30 Northwest Biotherapeutics, Inc. Advent BioServices Ltd. Toucan Holdings LLC Maryland View original content:https://www.prnewswire.co.uk/news-releases/northwest-biotherapeutics-announces-agreement-to-acquire-advent-bioservices-ltd-302540211.html