Somatic hypermutation (SHM) of immunoglobulin variable (V) regions modulates antibody-antigen affinity is initiated by activation-induced cytidine deaminase (AID) on single-stranded DNA (ssDNA).

Carrie Fisher might be best remembered for her role as Princess -- and later General -- Leia. But her final, wildly outspoken TV role is a reminder of all the reasons why we love her. Two months ...

As a former American Idol winner herself, Carrie Underwood has a special perspective on what words of wisdom a newly-crowned champ most needs to hear. So when Jamal Roberts' name was called as the ...

The American Idol finale wrapped up just in time for Carrie Underwood to welcome a new addition to her family. Just days ...

Another season of American Idol has officially come and gone. On Sunday, May 18, judges Carrie Underwood, Lionel Richie and Luke Bryan, plus host Ryan Seacrest officially bid farewell to season ...

Carrie Underwood is standing firm in her beliefs ... In addition to her successful career, she is enjoying her life with her husband, Mike Fisher, and their two sons, Isaiah, 10, and Jacob ...

We embraced a more refined, editorial approach for television that allowed her authenticity to shine in a more intimate, seated setting, without losing that signature Carrie brilliance." ...

Below, Underwood, along with her stylists Marina Toybina and Courtney Webster, talk about what went into creating her outfits for each episode Carrie Underwood is an integral part of American Idol ...

Country music’s golden girl, Carrie Underwood, is celebrating a major career milestone, and she’s doing it in true style. Just as she wrapped up her glittering Las Vegas residency ...