The following are true :
a. the HLA proteins are found within the cytoplasm of the cells
b. HLA class I antigens are expressed on all cells with nuclei
c. HLA class II antigens presents the virus infected cells to cytotoxic T lymphocytes
d. HLA genes are found on chromosome 6
e. HLA tissue typing is carried out in all forms of transplantation to prevent rejection
a. the HLA proteins are found within the cytoplasm of the cells
b. HLA class I antigens are expressed on all cells with nuclei
c. HLA class II antigens presents the virus infected cells to cytotoxic T lymphocytes
d. HLA genes are found on chromosome 6
e. HLA tissue typing is carried out in all forms of transplantation to prevent rejection