Results 21 to 30 of about 251,162 (278)

Biomarkers of Selenium Toxicity after Sub-Acute Exposure in Mice [PDF]

open access: yesJournal of Molecular Biomarkers & Diagnosis, 2013
Selenium (Se) is a trace element, essential for human health but it can be toxic at moderately higher intake levels. In this study biomarkers of Se toxicity after sub-acute intra-peritoneal exposure to Se (62.5 µg Se/kg bw/ day; 14 days) were investigated in mice. Such exposure corresponds to high human Se-intake levels. Focus was put on the biomarkers
Jansen, E   +6 more
openaire   +3 more sources

Biomarkers of leukemia risk: benzene as a model. [PDF]

open access: yes, 1998
Although relatively rare, leukemias place a considerable financial burden on society and cause psychologic trauma to many families. Leukemia is the most common cancer in children.
Smith, MT, Zhang, L
core   +3 more sources

A new sighting study for the fixed concentration procedure to allow for gender differences [PDF]

open access: yes, 2011
The fixed concentration procedure (FCP) has been proposed as an alternative to the median lethal concentration (LC50) test (organisation for economic co-operation and development (OECD) test guideline [TG] 403) for the assessment of acute inhalation ...
Charlotte Price   +11 more
core   +2 more sources

Sub-acute oral toxicity study with fullerene C60 in rats

open access: yesThe Journal of Toxicological Sciences, 2012
To obtain initial information on the possible repeated-dose oral toxicity of fullerene C60, Crl:CD(SD) rats were administered fullerene C60 by gavage once daily at 0 (vehicle: corn oil), 1, 10, 100, or 1,000 mg/kg/day for 29 days, followed by a 14-day recovery period. No deaths occurred in any groups, and there were no changes from controls in detailed
Mika, Takahashi   +8 more
openaire   +3 more sources

Weekly versus three weeks chemotherapy for advanced ovarian cancer. A meta-analysis [PDF]

open access: yes, 2016
Aim: Three weeks paclitaxel and carboplatin has been considered the standard of care for primary treatment of ovarian cancer (OC). Whether weekly therapy will further improve the clinical outcomes or not is still unclear.
De Felice, Francesca   +8 more
core   +1 more source

Sub-acute Toxicity Studies of Acetaminophen in Sprague Dawley Rats

open access: yesBiological and Pharmaceutical Bulletin, 2014
The aim of the present study was to evaluate the sub-acute oral toxicity of acetaminophen in Sprague Dawley (SD) rats at 250 to 1000 mg/kg body weight (b.wt.). The following observations were noticed during the study. No mortality in male and female rats, at and up to the dose of 1000 mg/kg b.wt.
Pachaiyappan Sampath, Venkatesan   +3 more
openaire   +3 more sources

Review of pyronaridine anti-malarial properties and product characteristics. [PDF]

open access: yes, 2012
Pyronaridine was synthesized in 1970 at the Institute of Chinese Parasitic Disease and has been used in China for over 30 years for the treatment of malaria.
Arbe-Barnes, Sarah J   +7 more
core   +2 more sources

The effects of two pesticides on Clarias gariepinus [PDF]

open access: yes, 1993
Bioassays were carried out to determine the toxicity of two pesticides, Roundup and Gramoxone on Clarias gariepinus. The acute toxicity of both pesticides decreased towards the end of the bioassay period.
Mulero, O.   +2 more
core  

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Evaluation of toxicity effect of Datura innoxia root extract to Clarias gariepinus fingerlings [PDF]

open access: yes, 2003
Clarias gariepinus fingerlings were exposed 96 hours under laboratory conditions using static bioassays with continuous aeration to determine acute toxicity of Datura innoxia root extract. The LC sub(50) of the exposed fingerlings was 128.83 mg/L.
Ayuba, V.O., Ofojekwu, P.C.
core  

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