llama
dr. dolittle | January 2, 2015 Image of llama from www.healthline.com
Research has suggested that llamas may pack a powerful punch against HIV. This is because they not only have conventional heavy and light chain antibodies like those found in humans, they also have heavy chain-only antibodies as shown below.
Depiction of conventional antibody with heavy and light chains (left) and the heavy chain only antibody found in llamas (right). Figure from www.abcore-inc.com
These so-called "llama antibodies" are smaller than the conventional antibodies found in humans. This helps the antibodies bind more effectively to…