Development of a novel engineered B2M mouse strain on B-NDG background that specifically eliminates MHC I expression while retaining normal FcRn-mediated antibody retention
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: Development of a novel engineered B2M mouse strain on B-NDG background that specifically eliminates MHC I expression while retaining normal FcRn-mediated antibody retention ### Output: 