Piccinni M P, Mecacci F, Sampognaro S, Manetti R, Parronchi P, Maggi E, Romagnani S
Division of Clinical Immunology and Allergy, University of Florence, Italy.
Int Arch Allergy Immunol. 1993;102(3):301-3. doi: 10.1159/000236541.
Umbilical cord blood lymphocytes showed consistent proliferation in response to Dermatophagoides group I (Der p I) and occasionally even to Lolium group I (Lol p I) allergen. These data suggest sensitization in utero of T cells due to inhalation of these allergens by the mother during pregnancy.