Meanings of using these systems in English

Intracellular labeling using these systems requires small, cell-permeable dyes with high brightness and photostability.

In a real emergency you don't want to have to be using these systems for the first time.

Real-time surveillance using electronic prescribing systems could address this problem; however, the data collected using these systems has not been validated.

Using these systems, total endoscopic coronary artery bypass grafting both on the arrested and on the beating heart has been performed successfully.