You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is HLA is present on – and explain in detail?
o HLA complex (MHC) gene is located on the short arm of chromosome 6.
o The histocompatibility antigens (human leukocyte antigens - HLA) are cell surface antigens that induce
an immune response leading to the rejection of allografts.
o The principal physiologic function of the cell surface histocompatibility molecules is to bind peptide
fragments of foreign proteins for presentation to antigen-specific T cells.
o The histocompa