Considering the effects of nutritional deficiencies on the immune system, severe deficits in calories and protein lead to deficiencies in the formation of which immune cells?

Based on Pathophysiology: The Biological Basis for Disease in Adults and Children, this situation can bring immune deficiencies in T cells. A person with this kind of deficiency is prone to diseases that are linked with infections coming from fungi and yeasts. Bacteria killing of neutrophils in the body would decrease. The function of both T and B cells are low.