TACR1 and neoplasm: Thus, irrespective of the tumor type, a common anti-tumor strategy (pharmacological strategy (with NK-1R antagonists) or genetic strategy (knockdown gene silencing method)) could be applied to treat any tumor: in both cases, the same therapeutic effect can be reached (apoptosis of tumor cells) (Figure 1) [4,22,30,37,41,42,43,47].