Study Results & Research Projects

Summaries & Associations of Study Results

TR-527 Malachite Green Chloride and Leucomalachite Green

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http://ntp.niehs.nih.gov/go/9834

Target Organs and Levels of Evidence
NTP Technical Report Number 527

Produced from Chemtrack Database 05/14/04

CHEMICAL/ CAS NUMBER PEER REVIEW DATE PRIMARY USES ROUTE/EXPOSURE LEVELS STUDY LABORATORY
LEUCOMALACHITE GREEN
129-73-7
 
02/17/04 PLANT FUNGICIDE; STAINING BACTERIA; ANTISEPTIC; DYEING TEXTILES Dosed-Feed R: 0, 91, 272, OR 543 PPM M: 0, 91, 204, OR 408 PPM National Center for Toxicological Research
LEVELS OF EVIDENCE OF CARCINOGENICITY--ORGAN/TISSUE (NEOPLASM):
MR: EQUIVOCAL EVIDENCE THYROID GLAND: FOLLICULAR CELL ADENOMA OR CARCINOMA 0/47 2/47 1/48 3/46
  TESTES: INTERSTITIAL CELL ADENOMA 37/48 42/47 43/48 45/47 BILATERAL INTERSTITIAL CELL ADEMONA 22/48 30/47 38/48 39/47
NON-NEOPLASTIC LESIONS: THYROID GLAND: FOLLICLE CYST
  LIVER: EOSINOPHILIC FOCUS; CYSTIC DEGENERATION
OTHER CONSIDERATIONS: MONONUCLEAR CELL LEUKEMIA: 29/48 16/47 19/48 7/47
  PITUITARY GLAND: ADENOMA 30/45 19/46 21/48 13/45
FR: EQUIVOCAL EVIDENCE MAMMARY GLAND: ADEMONA OR CARCINOMA 0/48 2/48 3/48 4/48
  THYROID GLAND: FOLLICULAR CELL CARCINOMA OR ADENOMA 0/46 1/46 2/47 1/48
  LIVER: HEPATOCELLULAR ADENOMA 1/48 3/48 0/48 3/48
NON-NEOPLASTIC LESIONS: THYROID GLAND: FOLLICLE CYST
  LIVER: EOSINOPHILIC FOCUS; VACUOLIZATION CYTOPLASMIC
OTHER CONSIDERATIONS: MONONUCLEAR CELL LEUKEMIA: 17/48 8/48 5/48 8/48
FM: SOME EVIDENCE LIVER: ADENOMA OR CARCINOMA 3/47 6/48 6/47 11/47
NON-NEOPLASTIC LESIONS: URINARY BLADDER: INCLUSION BODY INTRACYTOPLASMIC
MALACHITE GREEN
569-64-2
 
02/17/04 ANTIBACTERIAL AND ANTIFUNGAL AGENT, AS A DYE FOR CLOTH & LEATHER, AS AN HISTOLOGICAL STAIN, AS AN INTESTINAL ANTIHELMINTIC, AS A WOUND DISINFECTANT. CONSIDERED THE MOST EFFECTIVE AGENT FOR COMBATTING FUNGAL INFECTIONS IN AQUATIC SPECIES. Dosed-Feed R: 0, 100, 300, OR 600 PPM M: 0, 100, 225, OR 450 PPM National Center for Toxicological Research
LEVELS OF EVIDENCE OF CARCINOGENICITY--ORGAN/TISSUE (NEOPLASM):
FR: EQUIVOCAL EVIDENCE THYROID GLAND: FOLLICULAR CELL ADENOMA OR CARCINOMA 0/46 0/48 3/47 2/46
  LIVER: ADENOMA 1/48 1/48 3/48 4/48
  MAMMARY GLAND: CARCINOMA 2/48 2/48 1/48 5/48
NON-NEOPLASTIC LESIONS: THYROID GLAND: FOLLICLE CYST
  LIVER: EOSINOPHILIC FOCUS
OTHER CONSIDERATIONS: MONONUCLEAR CELL LEUKEMIA: 19/48 17/48 10/48 1/48
FM: NO EVIDENCE
NON-NEOPLASTIC LESIONS: URINARY BLADDER: INCLUSION BODY CYTOPLASMIC
  LIVER: INFILTRATION CELLULAR LYMPHOCYTE