Allogeneic products are an attractive option for cell-therapy developers because multiple batches can be manufactured using apheresis material collected from one healthy donor — and because the resulting therapies could be made available as off-the-shelf products. The appeal of this approach is apparent from growth in allogeneic-therapy development. According to the Alliance for Regenerative Medicine, the number of clinical trials for allogeneic cell-based cancer treatments has increased by 30% over the past five years. Early in 2022, allogeneic candidates accounted…