An immobilized DL-4- and TNFa-based culture system to generate high numbers of non-modified or genetically modified immunotherapeutic human T-lymphoid progenitors
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: Identify all the mentioned drugs in the given text. Text may or may not contain drug. If they contain more than 1 drug, use ";" as delimiter and join them. ### Input: An immobilized DL-4- and TNFa-based culture system to generate high numbers of non-modified or genetically modified immunotherapeutic human T-lymphoid progenitors ### Output: 