Characterization of activins and their related molecules in colorectal cancer according to clinical stage, tumor sidedness and the expression of PI3K/mTOR proteins
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: Characterization of activins and their related molecules in colorectal cancer according to clinical stage, tumor sidedness and the expression of PI3K/mTOR proteins ### Output: 