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).

Explore the fascinating art of origamic paper crafting by creating twirl star balls inspired by starfish and star rose shapes. This project combines twirling techniques with the geometric concepts of ...

Hi Crochet Lovers! In this channel you'll find step by step tutorials on how to crochet. From simple stitches to original, ...

1. Add holes to the blocks. I set up a workspace on a table where I could clamp down the blocks, using two clamps, to drill ...