Recombinant human granulocyte colony stimulating factor for treatment of puppies with neutropenia secondary to canine parvovirus infection. (maddiesfund.org)
There are three different forms of granulocytes: basophils, eosinophils, and neutrophils. (ptglab.com)
Suspecting that the two events were related, Stromnes looked and discovered that the tumors were indeed attracting these Gr - MDSCs by releasing a protein called granulocyte macrophage colony - stimulating factor (GM - CSF). (cancerresearch.org)