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.
1 You could have used any email address to sign up for your Microsoft account. 2  Open the Microsoft Account Password Reset page from any browser on any computer or device, even your smartphone. 3  Choose I forgot my password from the short list of options and then tap or click Next. If you choose one of the email options, you'll be asked to enter the full email address for verification. 2  Click or touch Send code and then check your email account and look for a message from Microsoft account team. 3  Enter the code in that email in the Code text box, then tap or click Next.