👉 The term "protoleukocyte" refers to a type of immune cell that is responsible for the production and release of antibodies. These cells are part of the innate immune system, which is the first line of defense against infections and diseases. The immune system consists of several types of cells, including macrophages, neutrophils, and B cells, but protoleukocytes play a crucial role in their function. In summary, "protoleukocyte" refers to the type of immune
