{HEAD ~ A competitor} for human Immunoglobulin E comprises a polypeptide which has a core sequence of {TAIL ~ seventy six amino acids} which is shown, together with the corresponding DNA sequence coding therefor, in FIG 2 
{ HEAD ~ A competitor } for human Immunoglobulin E comprises a polypeptide which has a core sequence of { TAIL ~ seventy six amino acids } which is shown , together with the corresponding DNA sequence coding therefor , in FIG 2
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH