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Testing Status of TEF transgenics (PCB 126 / PECDF mixture) M020020



Synonyms/Common Names

  • PCB 126/PECDF mixture (TEF transgenics)
  • TEF Transgenics (3,3',4,4',5-Pentachlorobiphenyl/2,3,4,7,8-Pentachlorodibenzofuran mixture)


  • 57465-28-8 - 3,3,4,4,5-Pentachlorobiphenyl (PCB 126)
  • 57117-31-4 - 2,3,4,7,8-Pentachlorodibenzofuran
  • 57117-31-4 - Toxic equivalency factor evaluation (PECDF (Pentachlorodibenzofuran))
  • 57465-28-8 - TEF transgenics (PCB 126)
  • 57117-31-4 - TEF transgenics (PECDF)
  • 57465-28-8 - Toxic equivalency factor evaluation ((PCB 126) 3,3',4,4',5-pentachlorobiphenyl)

Known Uses

Special evaluation of relative potency factors for papilloma induction by dioxin-like compounds in transgenic Tg.AC mice

Short-Term Toxicity

  • 26 weeks (Topical Application)  (C20201D)  Completed 
    • Mice: Tg.AC (FVB/N) Hemizygous
    • Dose: Female mice: 0, 36/180, 121/605, 360/1800, or 760/3800 ng/kg; 20/group; 3x/week.