Which of the following does not secrete interleukin 1 alpha: (A) Lymphocyte, (B) Monocyte, (C) Macrophage, (D) Neutrophil
Answer is A. Interleukin 1 alpha (IL-1a) also known as hematopoietin 1 is a cytokine of the interleukin 1 family that in humans is encoded by the IL1A gene