Fig. 2From: Identification of metal sensitization in sarcoid-like metal-exposed patients by the MELISA® lymphocyte proliferation test — a pilot studyA representative report of MELISA®. a Positive control (PWM, popweed mitogen) and negative results for Cr, Fe, Ni and Si but positive for Ti. b Negative results for Cr, Fe, Ni and Si but positive for TiBack to article page