Text this: Engineering logic gates using synthetic SIRNAs in escherichia coli for gene silencing

 _    _    _    _     _  _    _    _   __    __  
| |  | || | || | ||  | \| || | || | || \ \\ / // 
| |/\| || | || | ||  |  ' || | || | ||  \ \/ //  
|  /\  || | \\_/ ||  | .  || | \\_/ ||   \  //   
|_// \_||  \____//   |_|\_||  \____//     \//    
`-`   `-`   `---`    `-` -`    `---`       `