The heavy chain fraction present in Camelidae antibodies is so-called nanobodies. They have different characteristics when compared to immunoglobulin G, like more diminutive size, higher affinity, shorter half-life serum, etc. These proteins are codified by B lymphocytes cDNAs and can be produced hosts Escherichia Coli, Pichia Pastoris, plant cells even insect cells. Andean camelids been mainly...