- Agents that directly activate “AMPA-type” glutamate receptors, which work in concert with NMDA receptors, are also under active investigation.
- In recent years, rather active investigations of Astragalus's anti-tumor were performed.
- The FBI and the MPAA also are actively investigating this crime.
- The orient has been playing an active role in the world economy.
- He is an active member of the school's stamp club.