21. But OSI is still behind others in developing drugs with a similar mode of action . 22. It is a glutamate derived compound and its mode of action implies a novel mechanism. 23. This mode of action , the company said, " merely enhances the body's normal function ." 24. QSAR models are differentiated by groups of chemicals characterized by a common mode of action . 25. Metabolic footprinting for determination of antifungal substances'mode of action 26. It has a multifactorial mode of action and is characterized by a fast onset of action. 27. Triptans have at least three modes of action . 28. Exo-and Endo-PGs utilize different hydrolytic modes of action . 29. "November 1916 " in this sense depicts two opposing points of view, two modes of action . 30. Protease inhibitors were designed to mimic the transition state of the protease's actual mode of action .