Aplha, transcription related growth factors and stimulating factors or repressing nuclear factors are complex subunits of proteins involved in cell differentiation. Complex subunit associated factors are involved in hybridoma growth, Eosinohils, eritroid proliferation and derived from promotor binding stimulating subunits on the DNA binding complex. NFKB 105 subunit for example is a polypetide gene enhancer of genes in B cells.Human proteins from Homo sapiens human species. Homo is the human genus, which also includes Neanderthals and many other extinct species of hominids. Specific human epitopes are selected for human ELISA kits.