TAAR1 and lung cancer: Furthermore, when human lung cancer cell line H460 was treated with Tα1 or Tα1-iRGD at doses that ranged from 0.03125 μmol/mL to 0.5000 μmol/mL (Figure 5C), Tα1-iRGD exhibited significantly higher antiproliferative activity than Tα1 (p value <0.001).