An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Chemical reactions used in light-directed parallel synthesis of oDNA chips. (A) Solution photogeneration of an acid for 5′-DMT deprotection of nucleotides versus what takes place in conventional synthesis. (B) Light deprotection of 5′-photolabile group-protected nucleotides (12).