*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YK7690000
CHEMICAL NAME           : Tripterygium wilfordii Hook.f., root extract
SUBSTANCE DEFINITION :
   A perennial twining vine belonging to the family Celastraceae
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-
LAST UPDATED            : 199706
DATA ITEMS CITED        : 7
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Human
                          Natural Product
SYNONYMS/TRADE NAMES :
   * GTW
   * Lei Gong Teng
   * Mang Cao
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 158 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 36,335,1987
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human
DOSE                    : 26 mg/kg
SEX/DURATION            : male 26 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
   Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland,
   accessory glands
REFERENCE :
   ZYZAEU Zhongguo Yaoxue Zazhi. Chinese Pharmacuetical Journal. (China
   International Book Trading Corp., POB 2820, Beijing, Peop. China) V.24-
   1989-  Volume(issue)/page/year: 24,29,1989
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 480 mg/kg
SEX/DURATION            : male 8 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
   Reproductive - Fertility - male fertility index (e.g. # males impregnating
   females per # males exposed to fertile nonpregnant females)
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 36,335,1987
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 480 mg/kg
SEX/DURATION            : male 5 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
   Reproductive - Fertility - female fertility index (e.g. # females pregnant
   per # sperm positive females; # females pregnant per # females mated)
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
REFERENCE :
   ZYZAEU Zhongguo Yaoxue Zazhi. Chinese Pharmacuetical Journal. (China
   International Book Trading Corp., POB 2820, Beijing, Peop. China) V.24-
   1989-  Volume(issue)/page/year: 26,85,1991
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 960 mg/kg
SEX/DURATION            : male 8 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 36,335,1987
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 560 mg/kg
SEX/DURATION            : male 5 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
REFERENCE :
   ZYZAEU Zhongguo Yaoxue Zazhi. Chinese Pharmacuetical Journal. (China
   International Book Trading Corp., POB 2820, Beijing, Peop. China) V.24-
   1989-  Volume(issue)/page/year: 26,85,1991
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 490 mg/kg
SEX/DURATION            : male 7 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
REFERENCE :
   ZYZAEU Zhongguo Yaoxue Zazhi. Chinese Pharmacuetical Journal. (China
   International Book Trading Corp., POB 2820, Beijing, Peop. China) V.24-
   1989-  Volume(issue)/page/year: 26,85,1991
 
                            *** END OF RECORD ***