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Table 2 Specific IgE to mustard extract and purified mustard allergens by ELISA

From: The 11S globulin Sin a 2 from yellow mustard seeds shows IgE cross-reactivity with homologous counterparts from tree nuts and peanut

  ELISA‡ OD492
Patient Nº Mustard Sin a 1 Sin a 2 Sin a 3 Sin a 4
GROUP 1 1 3.366 3.186 0.980 Neg Neg
  2 1.041 0.590 0.787 Neg Neg
  3 2.809 2.648 0.466 1.580 0.857
  4 3.500 3.500 2.138 Neg Neg
  5 0.847 0.553 0.529 Neg Neg
GROUP 2 6 3.477 3.532 2.138 Neg Neg
  7 1.327 1.153 0.119 Neg Neg
  8 0.934 0.920 0.166 Neg Neg
  9 0.856 0.643 0.162 0.117 Neg
  10 0.441 0.398 0.111 1.965 0.979
  11 1.508 0.738 0.216 Neg Neg
  1. ‡ Specific IgE determined in ELISA as OD at 492 nm. Neg, negative (< 0.100).
  2. Group 1: Tolerant to tree nuts and peanut.
  3. Group 2: Symptoms with tree nuts and/or peanut.