Biomonitoring as a tool in the human health risk characterization of dermal exposure.

abstract：:Nicotinamide riboside (NR) is a naturally occurring form of vitamin B3 present in trace amounts in some foods. Like niacin, it has been shown to be a precursor in the biosynthesis of nicotinamide adenine dinucleotide (NAD+). The safety of Niagen™, a synthetic form of NR, was determined using a bacterial reverse mutage...

journal_title：Human & experimental toxicology

authors： Conze DB,Crespo-Barreto J,Kruger CL

更新日期：2016-11-01 00:00:00

abstract：:This study was focused on investigating the anticancer potential of indole-3-carbinol (I3C) against lung cancer H1299 cells via an increase in ROS levels. To investigate the induction of growth arrest and/or cell death in H1299 cells, a cell cycle arrest assay, terminal deoxynucleotidyl transferase (TdT)-mediated dUTP...

journal_title：Human & experimental toxicology

authors： Lim HM,Park SH,Nam MJ

更新日期：2020-10-29 00:00:00

abstract：BACKGROUND:The widespread use of synthetic cannabinoids (SCs) among youth has become an important public health problem. Several life-threatening side effects of SC have been reported, including cardiovascular, gastrointestinal, neurological, renal, metabolic, ophthalmologic, and pulmonary effects, besides skin toxicit...

journal_title：Human & experimental toxicology

authors： Guler EM,Bektay MY,Akyildiz AG,Sisman BH,Izzettin FV,Kocyigit A

更新日期：2020-11-01 00:00:00

abstract：:A few landmarks in the development of dose response in toxicology are presented, with an explanation of why dose should only be considered on a logarithmic scale. Examples are shown, illustrating that the current practice of labeling dose-response curves for carcinogenesis as supralinear, linear or sublinear, is meani...

journal_title：Human & experimental toxicology

authors： Waddell WJ

更新日期：2006-07-01 00:00:00

abstract：:Inhalation of zinc fumes may lead to the acute respiratory distress syndrome. The mechanisms of pulmonary zinc toxicity are not yet understood. Therefore we investigated zinc-dependent depression of protein and RNA synthesis in rat and human lung cell lines. 1. After exposure to 120 or 150 micromol/l zinc, RNA synthes...

journal_title：Human & experimental toxicology

authors： Walther UI,Schulze J,Forth W

更新日期：1998-12-01 00:00:00

abstract：:Pharmacological potential of curcumin was assessed in PC12 cells against hydrogen peroxide (H(2) O(2)) exposure. In MTT [3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide] and lactate dehydrogenase (LDH) assays, 24-hour exposure of H(2)O(2) (0.5 mM and above) was found to be cytotoxic. A significant (p < 0...

journal_title：Human & experimental toxicology

authors： Siddiqui MA,Kashyap MP,Kumar V,Tripathi VK,Khanna VK,Yadav S,Pant AB

更新日期：2011-03-01 00:00:00

abstract：:Gamma-hydroxybutyrate (GHB) is a compound used in the treatment of alcohol withdrawal, narcolepsy, and for induction of anaesthesia. It is also contained in many products illegally marketed as "dietary supplements" and is increasingly being recognised as a potential drug of abuse. We report the case of a 44-year-old m...

journal_title：Human & experimental toxicology

authors： Dupont P,Thornton J

更新日期：2001-01-01 00:00:00

abstract：:Resveratrol, a grape skin and red wine-derived polyphenolic phytoalexin, exhibits hormetic action delivering numerous health benefits at lower doses while being detrimental at higher doses. Epidemiologic and clinical trials need to be based on the clear understanding of hormetic health benefits of resveratrol. ...

journal_title：Human & experimental toxicology

authors： Das DK

更新日期：2010-12-01 00:00:00

abstract：:The present study was undertaken to investigate the effects of maternal lead (Pb) exposure on the expression of interleukin (IL) 1β, IL 6, and glial fibrillary acidic protein (GFAP) in hippocampus of mice offspring. Pb exposure initiated from the beginning of gestation to weaning. Lead acetate (PbAc) administered in d...

journal_title：Human & experimental toxicology

authors： Li N,Liu X,Zhang P,Qiao M,Li H,Li X,Zhang H,Yu Z

更新日期：2015-04-01 00:00:00

abstract：:1. Human volunteer studies are an essential part of drug development but their use in the area of non-pharmaceutical chemicals has so far been very limited. Such studies can have considerable value in the assessment and improvement of the safe use of chemicals. 2. Once metabolic pathways and target metabolites have be...

journal_title：Human & experimental toxicology

authors： Wilks MF,Woollen BH

更新日期：1994-06-01 00:00:00

abstract：:Chronic mercury exposure impairs vascular function, leading to the depression of endothelium-dependent vasodilatation. Loss of the nitric oxide (NO) pathway has been implicated, but little is known about effects on other endothelial mediators. This study investigated the mechanisms of endothelial dysfunction in rats s...

journal_title：Human & experimental toxicology

authors： Omanwar S,Ravi K,Fahim M

更新日期：2011-11-01 00:00:00

abstract：:Pesticides, including organophosphate (OP), organochlorine (OC), and carbamate (CB) compounds, are widely used in agricultural and indoor purposes. OP and CB act as acetyl cholinesterase (AChE) inhibitors that affect lots of organs such as peripheral and central nervous systems, muscles, liver, pancreas, and brain, wh...

journal_title：Human & experimental toxicology

authors： Karami-Mohajeri S,Abdollahi M

更新日期：2011-09-01 00:00:00

abstract：:Inflammatory bowel disease (IBD) is a chronic condition of the intestine with unknown etiology involving multiple immune, genetic and environmental factors. We were interested in examining the effect of a total extract from Ziziphora clinopoides, an Iranian folk herbal medicine, in the prevention and control of experi...

journal_title：Human & experimental toxicology

authors： Ghafari H,Yasa N,Mohammadirad A,Dehghan G,Zamani MJ,Nikfar S,Khorasani R,Minaie B,Abdollahi M

更新日期：2006-06-01 00:00:00

abstract：:Two studies were performed in order to evaluate cytochrome P450 1A2 mediated caffeine metabolism during different nutritional conditions. 1. In the first study, 23 healthy male non-smokers, mean age 25, changed from a customary mixed diet to a standard diet in 6 days. The 6 day's standard diet was based on bread, pota...

journal_title：Human & experimental toxicology

authors： Kall MA,Clausen J

更新日期：1995-10-01 00:00:00

abstract：:Dimethylacetamide (DMAc) is a skin-penetrating solvent able to induce hepatic damage after chronic exposure. Previous research has indicated that metabolism may be saturated at its present TLV/TWA (10 ppm). Biological monitoring of monomethylacetamide (MMAc), the primary metabolite of DMAc, might therefore underestima...

journal_title：Human & experimental toxicology

authors： Palmen NG,Evelo CT,Borm PJ,Henderson PT

更新日期：1993-03-01 00:00:00

abstract：OBJECTIVE:The present study was designed to highlight the toxic impact of baclofen on both biochemical and histopathological aspects in rats' liver, gastric, lung, kidney, and brain tissues. METHODS:The study was performed on 30 healthy adult male albino rats divided into four groups with 5 rats in each control group,...

journal_title：Human & experimental toxicology

authors： Issa SY,Hafez EM,El-Banna AS,Abdel Rahman SM,AlMazroua MK,El-Hamd MA

更新日期：2018-04-01 00:00:00

abstract：OBJECTIVE:The objective of the present study was to determine oxidant and antioxidant status in infants with hyperbilirubinemia and/or kernicterus and to find whether there is a relationship between bilirubin level and oxidant/antioxidant status. PATIENTS:The study includes 69 full-term newborns (neonates with hyperbi...

journal_title：Human & experimental toxicology

authors： Doğan M,Peker E,Kirimi E,Sal E,Akbayram S,Erel O,Ocak AR,Tuncer O

更新日期：2011-11-01 00:00:00

abstract：:Hypofibrinogenemia is an important clinical consequence following envenomation by Lachesis muta muta, usually attenuated or prevented by administration of antivenom. The venom of L. m. muta contains both a metalloproteinase fibrinogenase and a serine protease thrombin-like enzyme, and exposure of fibrinogen to iron (F...

journal_title：Human & experimental toxicology

authors： Nielsen VG,Matika RW

更新日期：2017-07-01 00:00:00

abstract：:Utilizing information obtained from the X-ray fluorescence linear scanning along a single strand of hair in a recent fatal exposure to dimethylmercury, it was possible to determine the circumstances leading to the fatal result. When the Dartmouth chemistry professor displayed symptoms of mercury toxicity, samples of h...

journal_title：Human & experimental toxicology

authors： Toribara TY

更新日期：2001-04-01 00:00:00

abstract：UNLABELLED:We present the first ever case of homicidal poisoning due to injection of methidathion, an organophosphate insecticide. CASE:A 4-month-old baby presented to the emergency department with chief complaints of unconsciousness and irregular respiration. A bitter odour and an injection site with a greenish blue ...

journal_title：Human & experimental toxicology

authors： Ozdemir C,Kar H,Bilge Y,Batuk G,Batuk HI

更新日期：2009-08-01 00:00:00

abstract：:The common effects of acetaminophen (paracetamol), isopropylantipyrine (propyphenazone) and caffeine on fetal development were examined in rats. The mixture was given in Tween 80 solution once daily, in a constant proportion of 5:3:1, during days 8-14 of gestation in three different doses. Dose S1 - 3.5 mg/kg acetamin...

journal_title：Human & experimental toxicology

authors： Burdan F

更新日期：2002-01-01 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：:The effects of the environmental toxicant, triethyltin, on Ca2+ mobilization in Madin-Darby canine kidney (MDCK) cells have been examined. Triethyltin induced an increase in cytosolic free Ca2+ levels ([Ca2+]i) at concentrations larger than 2 microM in a concentration-dependent manner. Within 5 min, the [Ca2+]i signal...

journal_title：Human & experimental toxicology

authors： Jiann BP,Chou KJ,Chang HT,Chen WC,Huang JK,Jan CR

更新日期：2002-08-01 00:00:00

abstract：:Phosphorus flame retardants are a group of chemicals that are used to slow or prevent the spread of fire. These compounds have been detected in different environments including human organism. In the present study, we have investigated DNA-damaging potential and effect on DNA methylation of tris(2-chloroethyl) phospha...

journal_title：Human & experimental toxicology

authors： Bukowski K,Wysokinski D,Mokra K,Wozniak K

更新日期：2019-06-01 00:00:00

abstract：:Derivatives of dehydrocrotonin (DHC; Compound I) with different anti-ulcerogenic properties but less toxicity were produced by reducing the cyclohexenone moiety of DHC with NaBH4 (Compound II), reducing the cyclohexenone and lactone moieties with LiAlH4 (Compound III) and transforming the lactone moiety into an amide ...

journal_title：Human & experimental toxicology

authors： Melo PS,Durán N,Haun M

更新日期：2002-05-01 00:00:00

abstract：:Three patients admitted to the Accident and Emergency Unit of Lagos University Teaching Hospital (LUTH) after eating a cassava based meal 'Gari' died shortly after admission. The patients vomited and complained of abdominal pain immediately after the meal. They were unconscious with renal failure and died of cardiopul...

journal_title：Human & experimental toxicology

authors： Akintonwa A,Tunwashe OL

更新日期：1992-01-01 00:00:00

abstract：:1. In humans morphine is metabolised to morphine-3-glucuronide (M3G) which possess no opioid activity, and morphine-6-glucuronide (M6G) which is a potent opioid receptor agonist that probably contribute to the desired as well as toxic effects of morphine. 2. In order to investigate the possible effect of ranitidine on...

journal_title：Human & experimental toxicology

authors： Aasmundstad TA,Størset P

更新日期：1998-06-01 00:00:00

abstract：:The phenomenon of subtoxic stimulation of organism response is not uncommon in aquatic toxicology experiments. We describe the presence of hormesis in both growth and reproduction experiments in aquatic toxicology where these responses are observed in both animals and plants and at different trophic levels of an ecosy...

journal_title：Human & experimental toxicology

authors： Bailer AJ,Oris JT

更新日期：1998-05-01 00:00:00

abstract：:The effects of low lead exposure were investigated in 96 children (7-12 years old) living and studying within a 1 km radius of a lead smelter (exposed population) located in Torreón, Coahuila, México, and compared with 30 children living and studying 4.5 km from the same smelter (control population). Both populations ...

journal_title：Human & experimental toxicology

authors： Calderón-Salinas JV,Valdéz-Anaya B,Mazúñiga-Charles,Albores-Medina A

更新日期：1996-04-01 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