CD117, Recombinant, Human (c-Kit, KIT, Mast/stem Cell Growth Factor Receptor Kit, p145 c-kit, Piebald Trait Protein, PBT, Proto-oncogene c-Kit, SCFR, Tyrosine-protein Kinase Kit, v-kit Hardy-Zuckerman 4 Feline Sarcoma Viral Oncogene Homolog)