Table 2. Comparison of Allergen Potencies of Commercial D. farinae Extracts.
Product | Potency (Allergy unit) | ||
---|---|---|---|
Manufacture | Provided | 50% inhibitory concentration (ng/mL) | PAU/mL (PAU/mg) |
H, HollisterStier | 10000 AU/mL | 916.8 | 37038 (46125) |
L, Lofarma | 100 DBU/mL | 561.3 | 60491 (75332) |
G, Greer | 11000 PNU/mL | 703.9 | 48244 (60081) |
P, Prolagen* | 150000 PAU/mL | 580.9 | 58453 (72794) |
Average | 690.8 | 51057 (63583) |
*Available as freeze-dried powder.