Hormesis and toxic torts: traditional torts and claims for subclinical harm.

abstract：:The mechanism of doxorubicin (DOX)-induced cardiotoxicity remains controversial. Wistar rats (n = 66) received DOX injections intraperitoneally and were randomly assigned to 2 experimental protocols: (1) rats were killed before (-24 h, n = 8) and 24 h after (+24 h, n = 8) a single dose of DOX (4 mg/kg body weight) to ...

journal_title：Human & experimental toxicology

authors： Segredo MP,Salvadori DM,Rocha NS,Moretto FC,Correa CR,Camargo EA,de Almeida DC,Reis RA,Freire CM,Braz MG,Tang G,Matsubara LS,Matsubara BB,Yeum KJ,Ferreira AL

更新日期：2014-07-01 00:00:00

abstract：:Experimental studies have shown that prenatal exposure to lead (Pb) produces morphological changes related to extracellular matrix remodelling. To analyse whether the matrix metalloproteinases (MMPs), particularly MMP-2, MMP-9, and the tissue inhibitor of metalloproteinases-2 (TIMP-2), are associated with morphologica...

journal_title：Human & experimental toxicology

authors： González-Puebla E,González-Horta C,Infante-Ramírez R,Sanin LH,Levario-Carrillo M,Sánchez-Ramírez B

更新日期：2012-07-01 00:00:00

abstract：:The time-dependent changes in lead (Pb) concentrations in major tissues, serum and urine, and the Pb biomarker delta-aminolevulinic acid (ALA) concentration in urine were studied in rats after sub-chronic Pb exposure. Female Sprague-Dawley (SD) rats were exposed to Pb in drinking water at concentrations of 100 ppm and...

journal_title：Human & experimental toxicology

authors： Kang HG,Jeong SH,Cho MR,Cho JH,Bischoff K

更新日期：2009-10-01 00:00:00

abstract：:After acknowledging Renn's careful investigation and valuable insights, this paper expands on some issues that have been somewhat neglected in his account. It addresses the relationship between risk, uncertainity and ignorance in risk assessment, focusing in particular on the need to recognize that framing assumptions...

journal_title：Human & experimental toxicology

authors： De Marchi B

更新日期：2003-01-01 00:00:00

abstract：:A xenobiotic, well tolerated by the majority of treated patients, can cause serious complications in patients with individual susceptibility. Based on the hypothesis that such a phenomenon may occur in rare cases of rhabdomyolysis attributed to fenoverine (DCI), we designed a protocol to look for a genetic predisposit...

journal_title：Human & experimental toxicology

authors： Jouglard J,Kozak-Ribbens G,de Haro L,Cozzone PJ

更新日期：1996-10-01 00:00:00

abstract：:Progesterone (a neurosteroid) is an important modulator of the nervous system functioning. Organophosphorus pesticides like phosphamidon have been shown to adversely affect memory and induce oxidative stress on both acute and chronic exposure. The present study was therefore designed to investigate the effects of prog...

journal_title：Human & experimental toxicology

authors： Sharma AK,Bhattacharya SK,Khanna N,Tripathi AK,Arora T,Mehta AK,Mehta KD,Joshi V

更新日期：2011-10-01 00:00:00

abstract：:Progressive renal dysfunction in 5/6 nephrectomized (NX) rats can be physiologically divided into three stages, coinciding with morphological stages, after definition of physiological parameters for identification of stage. Now, for the establishment of a toxicity screening approach using 5/6 NX rats, our concept, "Di...

journal_title：Human & experimental toxicology

authors： Barata K,Yoshida M,Hokao R,Imai S,Takahashi S,Harada E,Maekawa A

更新日期：2001-02-01 00:00:00

abstract：:The antidiabetic agent metformin was shown to further possess chemopreventive and chemotherapeutic effects against cancer. Despite the advances, the underlying molecular mechanisms involved in decreasing tumor formation are still unclear. The understanding of the participation of oxidative stress in the action mechani...

journal_title：Human & experimental toxicology

authors： Dogan Turacli I,Candar T,Yuksel BE,Demirtas S

更新日期：2018-09-01 00:00:00

abstract：:1. Tobacco smoke contains around 4000 substances, most of which are described as toxic, and they may have an influence on the development of progeny. 2. The present studies concentrate on the measurement and calculation of indices describing the new-born's survival, rearing of pups, weight of foetuses, young animals, ...

journal_title：Human & experimental toxicology

authors： Florek E,Marszalek A,Biczysko W,Szymanowski K

更新日期：1999-04-01 00:00:00

abstract：:4-hydroxynonenal (4-HNE) and 6-hydroxydopamine (6-OHDA)-mediated damage in dopaminergic neurons is well documented. Protective potential of steroidal hormone (17β-estradiol) has also been suggested. However, therapeutic potential of such promising hormone is hampered due to complex brain anatomy and physiology. Thus, ...

journal_title：Human & experimental toxicology

authors： Siddiqui MA,Kashyap MP,Al-Khedhairy AA,Musarrat J,Khanna VK,Yadav S,Pant AB

更新日期：2011-08-01 00:00:00

abstract：:Two previously healthy women developed nausea, vomiting, headache and dizziness for several days, a massive hair loss about 2 weeks later and a discoloration of the fingernails. Detailed diagnostic procedures did not reveal any pathological results. Therapeutic measures did not show any effect. Thallium and arsenic we...

journal_title：Human & experimental toxicology

authors： Müller D,Desel H

更新日期：2010-05-01 00:00:00

abstract：:This report describes two accidents, involving snakes of the Micrurus corallinus species, where compromising respiratory function was not observed and the specific anti-elapidic serum was the single therapy used, and a third incident, probably involving Micrurus frontalis, where neostigmine was used to remedy respirat...

journal_title：Human & experimental toxicology

authors： Coelho LK,Silva E,Espositto C,Zanin M

更新日期：1992-03-01 00:00:00

abstract：:N-nitrosodimethylamine (NDMA) is a xenobiotic widespread in human environment capable of regulating the lifespan of immune cells. In this study, we examined the roles of the tumor necrosis factor-related apoptosis-inducing ligand (TRAIL)/death receptor 5 (DR5) complex and the Fas molecule in the induction of the extri...

journal_title：Human & experimental toxicology

authors： Iwaniuk A,Jabłońska E,Jabłoński J,Ratajczak-Wrona W,Garley M

更新日期：2015-06-01 00:00:00

abstract：:This study was designed to evaluate the hepato and neuroprotective activity of Daflon and low-dose γ radiation on thioacetamide (TAA)-induced liver damage and hepatic encephalopathy (HE) in rats. Effect of daily Daflon treatment (100 mg/kg body weight, Per OS (p.o.) for consecutive 3 days) and/or fractionated low-dose...

journal_title：Human & experimental toxicology

authors： Abdel-Rafei M,Amin MM,Hasan HF

更新日期：2017-01-01 00:00:00

abstract：:A number of novel serotonergic antidepressants have been introduced to clinical practice over the last decade. These medications are felt to be safe alternatives to the traditional tricyclic antidepressants and monoamine oxidase inhibitors, particularly in the overdose setting. Serious adverse reactions and drug inter...

journal_title：Human & experimental toxicology

authors： Hodgman MJ,Martin TG,Krenzelok EP

更新日期：1997-01-01 00:00:00

abstract：:The benefits and costs are discussed for the possibility of using pups generated in breeding studies for additional assessments, such as evaluating immunotoxicity. Such an approach is logistically challenging, but not overwhelming. ...

journal_title：Human & experimental toxicology

authors： Chapin RE

更新日期：2002-09-01 00:00:00

abstract：:This study was designed to investigate the effect of agmatine sulfate (AG, CAS2482-00-0) in nicotine (NIC)-induced vascular endothelial dysfunction (VED) in rabbits. NIC was administered to produce VED in rabbits with or without AG for 6 weeks. Serum lipid profile, serum thiobarbituric acid reactive substances, reduce...

journal_title：Human & experimental toxicology

authors： Nader MA,Gamiel NM,El-Kashef H,Zaghloul MS

更新日期：2016-05-01 00:00:00

abstract：:Dental amalgams are a commonly used dental restorative material, and amalgams are about 50% mercury (Hg). In our study, urinary Hg levels was examined in children of age 8-18 years, with and without dental amalgam fillings, from a completed clinical trial (parent study) that was designed to evaluate the potential heal...

journal_title：Human & experimental toxicology

authors： Geier DA,Carmody T,Kern JK,King PG,Geier MR

更新日期：2012-01-01 00:00:00

abstract：:1. Carbofuran was administered orally to adult male rats at dose levels of 0.1, 0.2, 0.4 or 0.8 mg kg-1 body weight, 5 d wk-1 for 60 days. A dose dependent decrease was observed in body weight of rats treated with 0.2-0.8 mg carbofuran kg-1 body weight. 2. A significant decrease in the weight of epididymides, seminal ...

journal_title：Human & experimental toxicology

authors： Pant N,Prasad AK,Srivastava SC,Shankar R,Srivastava SP

更新日期：1995-11-01 00:00:00

abstract：:The US Environmental Protection Agency (EPA) recently issued a Staff Paper that articulates current risk assessment practices. In section 4.1.3, EPA states, "... effects that appear to be adaptive, non-adverse, or beneficial may not be mentioned." This statement may be perceived as precluding risk assessments based on...

journal_title：Human & experimental toxicology

authors： Mundt KA

更新日期：2006-01-01 00:00:00

abstract：:Substance misuse among street children is a significant problem in developing countries. Volatile substances are the most abused agents. According to case reports, chronic renal diseases are common among substance-abusing street children. In this study, we examined the renal findings of 42 volatile substance-abusing s...

journal_title：Human & experimental toxicology

authors： Olgar S,Oktem F,Dindar A,Kilbas A,Turkoglu UD,Cetin H,Altuntas I,Yilmaz R,Uz E,Ertugrul T,Omeroglu R,Aydogan U

更新日期：2008-06-01 00:00:00

abstract：:The present study has three purposes; first evaluating cytotoxicity of (E)-4-chloro-2-((3-ethoxy-2-hydroxybenzylidene)amino)phenol (ACES), second deciphering ACES-mediated cellular death mechanism, and third estimating ACES-mediated alterations in the expressions of mitogen-activated protein kinase (MAPK) pathway-rela...

journal_title：Human & experimental toxicology

authors： Karaosmanoğlu O

更新日期：2020-10-01 00:00:00

abstract：:Cyanate and its active form isocyanate are formed mainly in the process of nonenzymatic urea biodegradation. Cyanate is capable of protein S- and N-carbamoylation, which can affect their activity. The present studies aimed to demonstrate the effect of cyanate on activity of the enzymes implicated in anaerobic cysteine...

journal_title：Human & experimental toxicology

authors： Iciek M,Bilska A,Lorenc-Koci E,Wlodek LB,Sokołowska MM

更新日期：2011-10-01 00:00:00

abstract：:To evaluate in vitro inhibitory effects of four types of histamine H2-receptor antagonist (H2-receptor antagonists), famotidine, roxatidine, cimetidine and ranitidine, on platelet function, we examined aggregating potency and P-selectin levels with agonist-induced aggregation. Ranitidine and cimetidine inhibited, in c...

journal_title：Human & experimental toxicology

authors： Nakamura K,Kariyazono H,Shinkawa T,Yamaguchi T,Yamashita T,Ayukawa O,Moriyama Y,Yotsumoto G,Toyohira H,Taira A,Yamada K

更新日期：1999-08-01 00:00:00

abstract：:1. A study was carried out to find out if digoxin and acipimox interact. 2. Six elderly patients on digoxin were each given acipimox 150 mg three daily for a week, after informed consent. Digoxin and acipimox plasma concentrations and urinary excretion were measured after the first dose of acipimox and after a week of...

journal_title：Human & experimental toxicology

authors： Chijioke CP,Pearson RM,Benedetti S

更新日期：1992-09-01 00:00:00

abstract：:In responding to Drs Calabrese and Baldwin's question, 'At what point, if ever, should hormesis be employed as the principal dose response default assumption in risk assessment?', we examined the benefits of replacing traditional dose-response with hormesis. In general, hormesis provides more complete useful informati...

journal_title：Human & experimental toxicology

authors： Pickrell JA,Oehme FW

更新日期：2005-05-01 00:00:00

abstract：:Delta-aminolevulinate dehydratase (δ-ALA-D) enzyme is sensitive to pro-oxidant agents, including molecular oxygen. Here, we tested whether hyperoxygenation after total intravenous (i.v.) anesthesia could interact with the type of anesthesia (dexmedetomidine, continuous infusion; 0.5 μg/kg/h or remifentanil, continuous...

journal_title：Human & experimental toxicology

authors： Rocha JB,Heinzmann Bulow NM,Correa EF,Scholze C,Nogueira CW,Barbosa NB

更新日期：2011-04-01 00:00:00

abstract：:Dimerized translationally controlled tumor protein (dTCTP) plays a role in allergic diseases. A 7-mer peptide, dimerized translationally binding protein 2 (dTBP2), binds to dTCTP and inhibits dTCTP, suggesting that the 7-mer peptide may have therapeutic potential. We assessed the safety of dTBP2 by examining its cytot...

journal_title：Human & experimental toxicology

authors： Kim M,Jin YB,Lee K,Lee YS

更新日期：2013-11-01 00:00:00

abstract：:Diallyl sulfide, a sulfur-containing volatile compound present in garlic (Allium sativum), exerts anticarcinogenic activity in various rodent tumor models. In the present study, apoptosis-inhibiting effects of diallyl sulfide against a carcinogenic polycyclic aromatic hydrocarbon, 7,12-dimethyl benz(a)anthracene (DMBA...

journal_title：Human & experimental toxicology

authors： Prasad S,Kalra N,Srivastava S,Shukla Y

更新日期：2008-01-01 00:00:00

abstract：:The study was done to find out whether subacute exposure to supercypermethrin forte (SCM) affected cellular and humoral immunity. Groups of 10 male Wistar rats were given SCM by gavage for 28 days at 12.5 mg kg-1 day-1 (1/14 LD50), 8.75 mg kg-1 day-1 (1/20 LD50) and 4.38 mg kg-1 day-1 (1/40 LD50) and the response of s...

journal_title：Human & experimental toxicology

authors： Tulinská J,Kubová J,Janota S,Nyulassy S

更新日期：1995-05-01 00:00:00