<prompt> The type of receptors present on T cells are -IgGIgDCD4Protaglandins  <response>: T helper cells TH cells assist other white blood cells in immunologic processes, including maturation of B cells into plasma cells and memory B cells, and activation of cytotoxic T cells and macrophages. These cells are also known as CD4 T cells because they express the CD4 glycoprotein on their surfaces. Reff: Ananthanarayanan Panikers textbook of microbiology 9th edition pg: 133 