Gilead is acquiring Arcellx for $7.8 billion up front three years after forging a partnership with the biotech around a cell therapy for multiple myeloma. On the latest BioCentury This Week podcast, BioCentury’s analysts assess what the deal does for the Foster City, Calif.-based biotech’s pipeline. The analysts also discuss the case for using ctDNA as a surrogate endpoint for early cancer trials. Turning to Washington, Steve Usdin offers his takeaways from last week’s PhRMA Forum, which foc...