abstract：:Dinitrochlorobenzene (DNCB) absorption through mouse and rat dorsal skin, pig ear skin and human abdominal skin in vitro was determined, and local metabolism to the glutathione conjugate was related to glutathione transferase activities and glutathione status in the skin. Absorption studies were conducted using skin m...

journal_title：Archives of toxicology

authors： Jewell C,Heylings J,Clowes HM,Williams FM

更新日期：2000-09-01 00:00:00

abstract：:Metabolic activation of the heterocyclic amine 3-amino -1,4-dimethyl-5 H-pyrido[4,3-b]indole (Trp-P-1) and 7-ethoxyresorufin O-deethylase (EROD) activity were examined in the chorioallantoic membrane (CAM) of 15-day-old chicken and 18-day-old eider duck embryos. The embryos were pretreated with an Ah receptor agonist,...

journal_title：Archives of toxicology

authors： Annas A,Brunström B,Brittebo EB

更新日期：2000-08-01 00:00:00

abstract：:The high acute toxicity of acrylonitrile may be a result of its intrinsic biological reactivity or of its metabolite cyanide. Intravenous N-acetylcysteine has been recommended for treatment of accidental intoxications in acrylonitrile workers, but such recommendations vary internationally. Acrylonitrile is metabolized...

journal_title：Archives of toxicology

authors： Thier R,Lewalter J,Bolt HM

更新日期：2000-07-01 00:00:00

abstract：:The hepatoproliferative and cytochrome P450 enzyme inducing effects of two antiestrogens, tamoxifen and toremifene, were compared in female Sprague-Dawley rats using immunohistochemical staining methods. Equimolar doses of the antiestrogens (tamoxifen 45 mg/kg and toremifene 48 mg/kg) were given by oral administration...

journal_title：Archives of toxicology

authors： Kärki A,Mäntylä E,Hirsimäki Y,Karlsson S,Toikkanen S,Hirsimäki P

更新日期：2000-07-01 00:00:00

abstract：:Primary hepatocytes are a widely used cell model to analyse the expression and regulation of hepatic cytochrome P450 (CYP) isoenzymes. Transforming growth factor-beta1 (TGF-beta1) was previously shown to inhibit constitutive and induced CYP1 expression in human cell lines and primary hepatocytes but not in rat cells. ...

journal_title：Archives of toxicology

authors： Müller GF,Döhr O,El-Bahay C,Kahl R,Abel J

更新日期：2000-05-01 00:00:00

abstract：:DW-116, 1-(5-fluoro-2-pyridyl)-6-fluoro-7-(4-methyl-l-piperazinyl)-1, 4-dihydro-4-oxoquinolone-3-carboxylic acid hydrochloride, is a newly developed fluoroquinolone antibacterial. The potential of DW-116 to induce developmental toxicity was, investigated in Sprague-Dawley rats. DW-116 was administered by gavage to pre...

journal_title：Archives of toxicology

authors： Kim JC,Yun HI,Shin HC,Han SS,Chung MK

更新日期：2000-04-01 00:00:00

abstract：:The effect of intracerebroventricular (i.c.v.) administration of cadmium or magnesium on central calcium-dependent blood pressure regulation was investigated. The systolic blood pressure of spontaneously hypertensive rats (SHR; male, 13 weeks of age) decreased following i.c.v. administration of cadmium chloride (20 nm...

journal_title：Archives of toxicology

authors： Sutoo D,Akiyama K

更新日期：2000-03-01 00:00:00

abstract：:We recently presented a modified local lymph node test which made it possible to quickly and reliably differentiate between irritative and allergic skin reactions with extremely simple parameters. The Integrated Model for the Differentiation of Skin Reactions (IMDS) test combines measurement of cell proliferation in d...

journal_title：Archives of toxicology

authors： Vohr HW,Blümel J,Blotz A,Homey B,Ahr HJ

更新日期：2000-01-01 00:00:00

abstract：:N-methyl-D-aspartate (NMDA) and non-NMDA receptors were found to be involved in development of functional disorders caused by hexachlorophene. In order to specify the role of glutamate receptors we studied the protective effects of the selective antagonist of the kainate/(+/-)-alpha-amino-3-hydroxy-5-methylisoxazole-4...

journal_title：Archives of toxicology

authors： Häntzschel A,Andreas K

更新日期：2000-01-01 00:00:00

abstract：:Reactive oxygen species are generated during ischaemia-reperfusion of tissue. Oxidation of thymidine by hydroxyl radicals (HO) leads to the formation of 5,6-dihydroxy-5,6-dihydrothymidine (thymidine glycol). Thymidine glycol is excreted in urine and can be used as biomarker of oxidative DNA damage. Time dependent chan...

journal_title：Archives of toxicology

authors： Thier R,Brüning T,Kocher K,Blaszkewicz M,Makropoulos V,Sundberg A,Bolt HM

更新日期：1999-11-01 00:00:00

abstract：:The effect of dental composite components triethyleneglycoldimethacrylate (TEGDMA) and hydroxyethylmethacrylate (HEMA) as well as mercuric chloride (HgCl(2)) and methylmercury chloride (MeHgCl) on gluconeogenesis was investigated in isolated rat kidney tubules. From starved rats kidney tubules were prepared and isolat...

journal_title：Archives of toxicology

authors： Reichl FX,Durner J,Mückter H,Elsenhans B,Forth W,Kunzelmann KH,Hickel R,Spahl W,Hume WR,Moes GW

更新日期：1999-09-01 00:00:00

abstract：:Reduced gluconeogenesis due to decreased activity of key gluconeogenic enzymes in liver, together with feed refusal, has been suggested to play an important role in 2,3,7, 8-tetrachlorodibenzo-p-dioxin (TCDD)-induced lethality in rats. This study was carried out to further analyse the toxicological significance of red...

journal_title：Archives of toxicology

authors： Viluksela M,Unkila M,Pohjanvirta R,Tuomisto JT,Stahl BU,Rozman KK,Tuomisto J

更新日期：1999-08-01 00:00:00

abstract：:To investigate possible persistent nephrotoxic effects of trichloroethylene (TRI), a retrospective study was carried out on 39 workers exposed to high levels of TRI from 1956 to 1975. Total protein levels in urine, as well as serum and urine creatinine and serum urea were unchanged in comparison with the control. Sodi...

journal_title：Archives of toxicology

authors： Brüning T,Sundberg AG,Birner G,Lammert M,Bolt HM,Appelkvist EL,Nilsson R,Dallner G

更新日期：1999-06-01 00:00:00

abstract：:The antidepressants, imipramine and mianserin, have been reported to cause liver damage. We investigated a role of cytochrome P450 (CYP)-mediated formation of a reactive metabolite in antidepressant-induced acute cell injury using hepatocytes isolated from male and female Wistar rats, and male Dark Agouti rats, which ...

journal_title：Archives of toxicology

authors： Masubuchi Y,Konishi M,Horie T

更新日期：1999-04-01 00:00:00

abstract：:Effect of repeated oral administration of hexachlorocyclohexane (HCH; 10 and 20 mg/kg body weight per day for 7, 15 and 30 days) on antioxidant defence system and lipid peroxidation (LPX) in the testis was compared between immature (15-day-old) and mature (90-day-old) rats. In both age-groups of rats, the pesticide el...

journal_title：Archives of toxicology

authors： Samanta L,Sahoo A,Chainy GB

更新日期：1999-03-01 00:00:00

abstract：:A recent study reported that exposure of student embalmers in Cincinnati to high concentrations of formaldehyde (2 mg/m3) reduced the activity of the DNA repair protein O6-methylguanine DNA methyltransferase (MGMT). Reduction in a DNA repair enzyme may strongly increase the cancer risk not only with respect to the rep...

journal_title：Archives of toxicology

authors： Schlink K,Janssen K,Nitzsche S,Gebhard S,Hengstler JG,Klein S,Oesch F

更新日期：1999-02-01 00:00:00

abstract：:The effect of lindane and heptachlor on haem metabolism was studied with the aim to elucidate the mechanism of their porphyrinogenic action. The effects of these compounds on delta-aminolaevulinate synthase (ALA-S) and ferrochelatase were evaluated and the mechanism of increase of ALA-S activity was especially studied...

journal_title：Archives of toxicology

authors： Taira MC,San Martín de Viale LC

更新日期：1998-11-01 00:00:00

abstract：:In the present study, spiking was used as a strategy to evaluate the mutagenicity of individual compounds in a mixture. Mutagenicity of individual polycyclic aromatic hydrocarbons (PAH) was evaluated in an organic extract of diesel exhaust particles (DEP). The particles were extracted with dichloromethane (DCM). After...

journal_title：Archives of toxicology

authors： Bostrøm E,Engen S,Eide I

更新日期：1998-10-01 00:00:00

abstract：:Cyclohexylmethylphosphonofluoridate (cyclosarin) is a highly toxic organophosphate, which was shown to be rather resistant to conventional oxime therapy. To give more insight into the inhibition, reactivation and aging kinetics, human acetyl-(AChE) and butyrylcholinesterase (BChE) were inhibited by cyclosarin (k2 of 7...

journal_title：Archives of toxicology

authors： Worek F,Eyer P,Szinicz L

更新日期：1998-09-01 00:00:00

abstract：:The toxicokinetics of the four stereoisomers of the nerve agent C(+/-)P(+/-)-soman was analysed in cerebrospinal fluid (CSF) and blood in anaesthetized, spontaneously breathing pigs during a 90-min period after injection of soman. The pigs were challenged with different intravenous (i.v.) doses of C(+/-)P(+/-)-soman c...

journal_title：Archives of toxicology

authors： Göransson-Nyberg A,Fredriksson SA,Karlsson B,Lundström M,Cassel G

更新日期：1998-07-01 00:00:00

abstract：:Quercetin (QC), a polyphenolic compound widely distributed in fruits and vegetables has recently gained interest due to its cisplatin (CP) sensitizing properties in cancer cells. It is currently unknown, whether quercetin also increases the susceptibility of the kidneys to cisplatin toxicity. We studied the effects of...

journal_title：Archives of toxicology

authors： Kuhlmann MK,Horsch E,Burkhardt G,Wagner M,Köhler H

更新日期：1998-07-01 00:00:00

abstract：:Quinolone-induced arthropathy is probably caused by a lack of functionally available magnesium in immature joint cartilage. We used an in vitro assay to study the effects of fluoroquinolones on cartilage formation in mouse limb buds from 12-day-old mouse embryos in regular and in magnesium-deficient medium. Omission o...

journal_title：Archives of toxicology

authors： Förster C,Rücker M,Shakibaei M,Baumann-Wilschke I,Vormann J,Stahlmann R

更新日期：1998-06-01 00:00:00

abstract：:Mouse liver CYP2A5 is induced by several structurally unrelated compounds. In intact mouse liver, pyrazole (PYR) and 4-hydroxypyrazole (4-OH) induce selectively the expression of CYP2A5 while expression of other CYPs is decreased. In this study we exposed mouse primary hepatocytes to PYR, 4-OH, 4-methylpyrazole (4Me; ...

journal_title：Archives of toxicology

authors： Kojo A,Viitala P,Pasanen M,Pelkonen O,Raunio H,Juvonen R

更新日期：1998-05-01 00:00:00

abstract：:Tacrolimus (FK506) and cyclosporin A (CsA) are two potent immunosuppressants mainly metabolized by hepatic cytochrome P-450 3A (CYP3A) monooxygenase. The aim of this study was to compare the toxic effects of the two drugs on hepatocytes in primary culture as a function of their metabolism and to explore the variations...

journal_title：Archives of toxicology

authors： Ellouk-Achard S,Martin C,Duc HT,Dutertre-Catella H,Thevenin M,Warnet JM,Claude JR

更新日期：1998-04-01 00:00:00

abstract：:The treatment of poisoning by highly toxic organophosphorus compounds (nerve agents) is unsatisfactory. Until now, the efficacy of new potential antidotes has primarily been evaluated in animals. However, the extrapolation of these results to humans is hampered by species differences. Since oximes are believed to act ...

journal_title：Archives of toxicology

authors： Worek F,Widmann R,Knopff O,Szinicz L

更新日期：1998-03-01 00:00:00

abstract：:The peroxisome proliferator class of non-genotoxic rodent hepatocarcinogens cause hepatocyte DNA synthesis, peroxisome proliferation and liver tumours when administered to rats and mice, but fail to induce S-phase or peroxisome proliferation in hepatocytes from other species including guinea-pigs, dogs, and primates i...

journal_title：Archives of toxicology

authors： Tugwood JD,Holden PR,James NH,Prince RA,Roberts RA

更新日期：1998-02-01 00:00:00

abstract：:Certain esterase inhibitors such as O-(2-chloro-2,3,3-trifluorocyclobutyl) O-ethyl S-propyl phosphorothioate (KBR-2822) and phenylmethanesulfonyl fluoride (PMSF) cause exacerbation (promotion) of toxic and traumatic axonopathies. Although these chemicals are capable of inhibiting neuropathy target esterase (NTE), whic...

journal_title：Archives of toxicology

authors： Jokanovic M,Moretto A,Lotti M

更新日期：1998-01-01 00:00:00

abstract：:The kinetics of vitamin E was followed in serum, liver and kidney of 10- and 55-day-old rats after the administration of a single i.m. dose of 100 mg alpha-tocopherol acetate/100 g body wt. The basal levels without vitamin E administration were significantly higher in serum and liver of 10- than 55-day-old rats. The e...

journal_title：Archives of toxicology

authors： Appenroth D,Fröb S,Kersten L,Splinter FK,Winnefeld K

更新日期：1997-01-01 00:00:00

abstract：:The cardiovascular effects were investigated after acute and subacute treatment with chlorodibromomethane (CDBM; 0.4 to 3.2 mmol/kg p.o.), trichloromethane (TCM; 0.31 and 1.25 mmol/kg p.o.) and mixtures of CDBM and TCM (acute, 0.8 mmol CDBM/kg + 1.25 mmol TCM/kg p.o.; subacute, 0.4 mmol CDBM/kg + 0.31 mmol TCM/kg p.o....

journal_title：Archives of toxicology

authors： Müller SP,Wolna P,Wünscher U,Pankow D

更新日期：1997-01-01 00:00:00

abstract：:Oxidative stress is discussed as a possible hepatocarcinogenic mechanism of peroxisome proliferators (PP) in rodents and is suggested to result from the induction of peroxisomal beta-oxidation (PBOX) by PP. The induced PBOX is assumed to produce excessive H2O2 from the degradation of fatty acids, ultimately leading to...

journal_title：Archives of toxicology

authors： Huber WW,Grasl-Kraupp B,Stekel H,Gschwentner C,Lang H,Schulte-Hermann R

更新日期：1997-01-01 00:00:00

abstract：:The cholestatic effect of the newly developed oestradiol sulphamate (J995) was compared with that of the natural oestrogen oestradiol (E) and of the cholestatic standard oestrogen ethinyloestradiol (EE). Female ovariectomized rats were orally treated for 7 days with oestrogen doses molar equivalent to 0.01, 0.1, 1, an...

journal_title：Archives of toxicology

authors： Barth A,Elger W,Schneider B,Schwarz S

更新日期：1997-01-01 00:00:00

abstract：:The effect of pretreatment with SKF-525A, which inhibits hepatic cytochrome P450 enzymes, on metabolism and hepatotoxicity was examined in mice orally administered tributyltin chloride (TBTC) or dibutyltin dichloride (DBTC) at a dose of 180 mumol/kg. Analysis of butyltin compounds showed that the main metabolites in l...

journal_title：Archives of toxicology

authors： Ueno S,Suzuki T,Susa N,Furukawa Y,Sugiyama M

更新日期：1997-01-01 00:00:00

abstract：:The inhibitory effect and mechanism of action of nicotinamide to paraquat toxicity were studied in male Sprague-Dawley rats. Proteins of submitochondrial particles (SMP), especially of mol. wt. 25-30 kDa, in rat lungs were destroyed by paraquat radicals, and aggregated protein bands approximately 100 kDa were observed...

journal_title：Archives of toxicology

authors： Fukushima T,Gao T,Tawara T,Hojo N,Isobe A,Yamane Y

更新日期：1997-01-01 00:00:00

abstract：:Retinoids, derivatives of vitamin A, are essential for many vertebrate functions. Furthermore, several drugs of this class of compounds are valuable in the treatment of certain forms of skin disorders and cancer. However, the therapeutic application of retinoids is limited by their teratogenic potency. The limbs are i...

journal_title：Archives of toxicology

authors： Sass JO,Zimmermann B,Rühl R,Nau H

更新日期：1997-01-01 00:00:00

abstract：:Contents of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) and of 16 further congeners--polychlorinated dibenzodioxins and dibenzofuranes (PCDD/PCDF)--were determined in lipids of adipose tissue and of livers of 3 stillborns and of 17 infants (0.43-44 weeks old) who died from sudden infant death syndrome. International to...

journal_title：Archives of toxicology

authors： Kreuzer PE,Csanády GA,Baur C,Kessler W,Päpke O,Greim H,Filser JG

更新日期：1997-01-01 00:00:00

abstract：:The goal of these studies was to characterize the role played by antigen challenge in 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD)-induced immunosuppression. The effects of single exposure to TCDD (4.2, 14, and 42 microg/kg) in B6C3F1 mice on the reverse plaque assay (RPA; no sensitization) and the sheep red blood cell ...

journal_title：Archives of toxicology

authors： Matulka RA,Morris DL,Wood SW,Kaminski NE,Holsapple MP

更新日期：1997-01-01 00:00:00

abstract：:A new strategy for the evaluation of mixtures is presented. The mixture used was the organic extract of diesel exhaust particles (DEP). After extraction with dichloromethane (DCM), the crude extract was fractionated according to polarity into five fractions: aliphatic hydrocarbons, polycyclic aromatic hydrocarbons (PA...

journal_title：Archives of toxicology

authors： Ostby L,Engen S,Melbye A,Eide I

更新日期：1997-01-01 00:00:00

abstract：:In order to study the mechanisms of acute n-hexane intoxication, the effects of n-hexane and its metabolites 2-hexanol, methyl-n-butyl ketone, 2,5-hexanediol and 2,5-hexanedione on the cloned voltage-operated potassium channels Kv1.1, Kv1.4, Kv2.1 and Kv3.4 were investigated with electrophysiological techniques in the...

journal_title：Archives of toxicology

authors： Madeja M,Binding N,Musshoff U,Witting U,Speckmann EJ

更新日期：1997-01-01 00:00:00

abstract：:The immunotoxic potential of many classes of environmental contaminants has been well established in laboratory studies, with much attention being focussed on aryl hydrocarbon (Ah)-receptor binding polychlorinated biphenyl (PCB), polychlorinated dibenzo-p-dioxin (PCDD), and polychlorinated dibenzofuran (PCDF) congener...

journal_title：Archives of toxicology

authors： Ross PS,Van Loveren H,de Swart RL,van der Vliet H,de Klerk A,Timmerman HH,van Binnendijk R,Brouwer A,Vos JG,Osterhaus AD

更新日期：1996-01-01 00:00:00

abstract：:To cope with the rapid onset of the life-threatening cholinergic crisis after poisoning with organophosphorus compounds, atropine-oxime preparations should be available in autoinjectors allowing i.m. administration also in the absence of a physician. Such a scenario is conceivable in the battlefield, when nerve agents...

journal_title：Archives of toxicology

authors： Thiermann H,Radtke M,Spöhrer U,Klimmek R,Eyer P

更新日期：1996-01-01 00:00:00