Table 1.
A list of allergenic extracts used for IDT

Group Allergens Concentration
Pollen Bermuda grass 1,000 PNU/mL

Weeds Cocklebur 1,000 PNU/mL
Goldenrod 1,000 PNU/mL
Lamb's Quarter 1,000 PNU/mL
Pigweed, Rough/Red root 1,000 PNU/mL
Plantain, English 1,000 PNU/mL
Dandelion 1,000 PNU/mL
Sage mix 1,000 PNU/mL
Ragweed mix 1,000 PNU/mL

Trees and Shrubs Alder, white 1,000 PNU/mL
Hazelnut, American 1,000 PNU/mL
Birch mix 1,000 PNU/mL
Pine mix 1,000 PNU/mL
11 Tree mix 1,000 PNU/mL

Molds Candida albicans 1,000 PNU/mL
Acremonium strictum 1,000 PNU/mL
Trichothecium roseum 1,000 PNU/mL
Fusarium moniliforme 1,000 PNU/mL
Fusarium solani 1,000 PNU/mL
Trichophyton mentagrophytes 1,000 PNU/mL
Trichophyton rubrum 1,000 PNU/mL
Aspergillus mix 1,000 PNU/mL
Penicillium mix 1,000 PNU/mL
Mucor mix 1,000 PNU/mL
Rhizopus mix 250 PNU/mL

Smut Grass Smut mix 1,000 PNU/mL
Grain Smut mix 1,000 PNU/mL

House dust Dust, House mixture 100 PNU/mL

Epidermis and Inhalants Cat epithelia 1,000 PNU/mL
Cotton seed 1,000 PNU/mL
Kapok seed 1,000 PNU/mL
Pyrethrum 1,000 PNU/mL
Silk 500 PNU/mL
Mixed feathers 1,000 PNU/mL

House dust mites Dermatophagoides farinae 1:5,000 w/v
Dermatophagoides pteronyssinus 1:5,000 w/v

Insect Flea 1:1,000 w/v
Mosquito 1,000 PNU/mL
2 Cockroach mix 1,000 PNU/mL

Positive control Negative control Histamine 0.0275 mg/mL
0.9% phosphate buffered saline
PNU, protein nitrogen units; w/v, weight/volume.