BETHESDA, Md., Oct. 24, 2025 /PRNewswire/ -- Northwest Biotherapeutics, Inc. (OTCQB:NWBO) (the "Company" or "NWBio"), a biotechnology company developing DCVax® personalized immune therapies for solid tumor cancers, announced that its acquisition of Advent BioServices Ltd. ("Advent") has closed. As a result of this acquisition, Advent is now a wholly owned subsidiary of NWBio.
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