surfactant surÂ·facÂ·tant (sÉr-fÄk'tÉnt, sÃ»r'fÄk'-) n. A surface-active substance. A substance composed of lipoprotein that is secreted by the alveolar cells of the lung and serves to maintain the stability of pulmonary tissue by reducing the surface tension of fluids that coat the lung.
The Microsoft Exchange Information Store service uses a database engine called Extensible Storage Engine (ESE), which is a transaction-based database technology. In some troubleshooting instances or when moving from mixed to native mode, you may need to restart the Microsoft Exchange Information Store service. Procedure. To restart the Microsoft Exchange Information Store service. On the Start menu, click Run, type services.msc, and then click OK. In the Results pane, find the Microsoft Exchange Information Store service. Right-click the service, and then click Restart.
Click â Advanced Options â and choose appropriate system recovery option, Destructive Recovery is selected default. 1  Please read the introduction in details and choose it. 2  Windows system restore window pops up. 3  Delete system recovery disk partition, select it and click âNextâ to continue.wo options would be listed, Microsoft System Restore and PC Recovery. 1  Select Microsoft System Restore and click Next. 2  A prompting window pops up. 3  Click âOKâ and it would be the same as system restore. 4  Choose PC Recovery, and laptop would reboots automatically again.