His research career centered on the [ Renin Angiotensin System | renin-angiotensin system ].
2.
The renin angiotensin system ( RAS ) has been implicated in the mediation of the cytokine storm, suggesting a potential benefit for angiotensin converting enzyme ( ACE ) inhibitors and angiotensin II receptor blockers ( ARBs ), and ACE has been implicated in inflammatory lung pathologies.