Half molecular exchange of IgGs in the blood of healthy humans: chimeric lambda-kappa-immunoglobulins containing HL fragments of antibodies of different subclasses (IgG1–IgG4) - Molecular BioSystems (RSC Publishing)
![Anti-Human IgG4 antibody, Mouse monoclonal clone HP-6025, purified from hybridoma cell culture | Sigma-Aldrich Anti-Human IgG4 antibody, Mouse monoclonal clone HP-6025, purified from hybridoma cell culture | Sigma-Aldrich](https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/images/299/069/bf1edb2e-3105-4e4a-9b59-c0f8afe2e639/640/bf1edb2e-3105-4e4a-9b59-c0f8afe2e639.jpg)
Anti-Human IgG4 antibody, Mouse monoclonal clone HP-6025, purified from hybridoma cell culture | Sigma-Aldrich
![IgG2a, Kappa from murine myeloma clone UPC 10, purified immunoglobulin, buffered aqueous solution | Sigma-Aldrich IgG2a, Kappa from murine myeloma clone UPC 10, purified immunoglobulin, buffered aqueous solution | Sigma-Aldrich](https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/images/337/550/5f9273a6-8dc7-41ba-8bc9-066f618b3315/640/5f9273a6-8dc7-41ba-8bc9-066f618b3315.jpg)
IgG2a, Kappa from murine myeloma clone UPC 10, purified immunoglobulin, buffered aqueous solution | Sigma-Aldrich
![Kappa-on-Heavy (KoH) bodies are a distinct class of fully-human antibody-like therapeutic agents with antigen-binding properties | PNAS Kappa-on-Heavy (KoH) bodies are a distinct class of fully-human antibody-like therapeutic agents with antigen-binding properties | PNAS](https://www.pnas.org/cms/10.1073/pnas.1901734117/asset/3df9a166-9499-4800-a9f7-49e5fac85081/assets/graphic/pnas.1901734117fig01.jpeg)