Results 11 to 20 of about 137,115 (305)

High efficient catalytic degradation of tetracycline and ibuprofen using visible light driven novel Cu/Bi2Ti2O7/rGO nanocomposite::Kinetics, intermediates and mechanism [PDF]

open access: yes, 2019
The photoexcited charge carriers trapping was an effective way to generate a large number of active species like O-2(center dot-) and (OH)-O-center dot radicals to oxidize pharmaceutical molecules.
Acevedo, R.   +4 more
core   +1 more source

Tauroursodeoxycholic acid dampens oncogenic apoptosis induced by endoplasmic reticulum stress during hepatocarcinogen exposure [PDF]

open access: yes, 2015
Hepatocellular carcinoma (HCC) is characterized by the accumulation of unfolded proteins in the endoplasmic reticulum (ER), which activates the unfolded protein response (UPR).
Ampe, Christophe   +16 more
core   +3 more sources

Changes in miR-124-1, miR-212, miR-132, miR-134, and miR-155 Expression Patterns after 7,12-Dimethylbenz(a)anthracene Treatment in CBA/Ca Mice

open access: yesCells, 2022
Specific gene and miRNA expression patterns are potential early biomarkers of harmful environmental carcinogen exposures. The aim of our research was to develop an assay panel by using several miRNAs for the rapid screening of potential carcinogens.
Andras Tomesz   +13 more
doaj   +1 more source

Atrazine and cancer incidence among pesticide applicators in the agricultural health study (1994-2007). [PDF]

open access: yes, 2011
Atrazine is a triazine herbicide used widely in the United States. Although it is an animal carcinogen, the mechanism in rodents does not appear to operate in humans.
Aaron Blair   +23 more
core   +1 more source

ST-Producing E. coli Oppose Carcinogen-Induced Colorectal Tumorigenesis in Mice. [PDF]

open access: yes, 2017
There is a geographic inequality in the incidence of colorectal cancer, lowest in developing countries, and greatest in developed countries.
Li, Peng   +3 more
core   +2 more sources

A priority list of occupational carcinogenic agents for preventative action in Australia

open access: yesAustralian and New Zealand Journal of Public Health, 2012
Objective: To develop a list of carcinogens to guide decisions on priorities for preventive action in Australian workplaces. Approach: The following criteria provided the assessment framework to establish a list of priority carcinogens: evidence of ...
Renae C. Fernandez   +6 more
doaj   +1 more source

Cytochromes P450 are Expressed in Proliferating Cells in Barrett's Metaplasia

open access: yesNeoplasia: An International Journal for Oncology Research, 1999
The expression of cytochromes P450 (CYP) in Barrett's esophagus and esophageal squamous mucosa was investigated. Esophagectomy specimens from 23 patients were examined for CYP expression of CYP1A2, CYP3A4, CYP2C9/10, and CYP2E1 by immunohistochemical ...
Steven J. Hughes   +7 more
doaj   +1 more source

Review of trace toxic elements (Pb, Cd, Hg, As, Sb, Bi, Se, Te) and their deportment in gold processing. Part 1: Mineralogy, aqueous chemistry and toxicity [PDF]

open access: yes, 2011
A literature review on the deportment of trace toxic elements (Pb, Cd, Hg, As, Sb, Bi, Se, and Te) in gold processing by cyanidation is presented which compiles the current knowledge in this area and highlights the gaps.
Breuer, P.L.   +4 more
core   +2 more sources

The Chemopreventive Effects of Polyphenols and Coffee, Based upon a DMBA Mouse Model with microRNA and mTOR Gene Expression Biomarkers

open access: yesCells, 2022
Polyphenols are capable of decreasing cancer risk. We examined the chemopreventive effects of a green tea (Camellia sinensis) extract, polyphenol extract (a mixture of blackberry (Rubus fruticosus), blackcurrants (Ribes nigrum), and added resveratrol ...
Richard Molnar   +13 more
doaj   +1 more source

New Marker of Colon Cancer Risk Associated with Heme Intake: 1,4-Dihydroxynonane Mercapturic Acid [PDF]

open access: yes, 2006
Background: Red meat consumption is associated with an increased risk of colon cancer. Animal studies show that heme, found in red meat, promotes preneoplastic lesions in the colon, probably due to the oxidative properties of this compound.
Bingham, Sheila A.   +8 more
core   +4 more sources

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