Results 11 to 20 of about 2,174 (124)

Forecasting the environmental effects of air pollution with landfill gas in residential areas

open access: yesRUDN Journal of Ecology and Life Safety, 2018
In the article the prediction of ecological consequences of contamination of components of the landfill gas air to a residential building, located on the territory close to the landfill. A method for calculating the dispersion of landfill gas taking into
Arthur Valerevich Sauts
doaj   +1 more source

Studies on an efficient method for determining 3,3’-dimethylbenzidine in the workplace air

open access: yesMedycyna Pracy, 2016
Background: 3,3’-Dimethylbenzidene (DMB) is a substance classified into the group of carcinogens. The value of maximum admissible concentration for this substance in the workplace air is not specified in Poland.
Joanna Kowalska, Anna Jeżewska
doaj   +1 more source

Could the high incidence of breast cancers in Nigerian women be related to 1,4-Dioxane in skin lightening products?

open access: yesThe Proceedings of the Nigerian Academy of Science, 2022
Two monstrous female health-related issues are currently engaging the attention of the global community. These are the chemical skin-lightening issue and the rising female breast cancer issue.
Yetunde M. Olumide   +8 more
doaj   +1 more source

Threshold in Carcinogenicity of Genotoxic Carcinogens [PDF]

open access: yesJournal of Carcinogenesis & Mutagenesis, 2014
Nowadays the idea of threshold in the carcinogenicity of chemical carcinogens has attracted interest in the field of carcinogenesis. With genotoxic agents there is considerable experimental evidence in support of the idea. Here, we report on the low dose carcinogenicity in rats observed with heterocyclic amines contained in cooked food, 2-amino-3,8 ...
Hideki Wanibuchi   +3 more
openaire   +1 more source

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

2-naphthylamine toxicity

open access: yesMedycyna Pracy, 2020
In the past, 2-naphthylamine (2-NA) was used for the production of azo dyes, as an antioxidant in the cable industry and in the rubber industry. Despite the fact that 2-NA is not produced on an industrial scale, it is still used in small quantities as a ...
Ewelina Czubacka, Sławomir Czerczak
doaj   +1 more source

Glass Particles in the Nasal Cavity for 30 Years and Squamous Cell Carcinoma: Is There a Relationship?

open access: yesTurkish Archives of Otorhinolaryngology, 2022
Nasal cavity tumors constitute a very small part of head and neck malignancies. Although paranasal sinus tumors due to the presence of backward foreign bodies, neoplasms of nasal cavity associated with a foreign body are extremely rare.
Selçuk Yıldız   +3 more
doaj   +1 more source

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

Development of detection method for carcinogenic compounds using radish seeds (Raphanus sativus L.) via measuring the alkaline phosphatase enzyme activity [PDF]

open access: yesPharmaciana, 2023
Convincing data regarding carcinogenic substances is very useful for handling materials correctly to avoid exposure to cancer-triggering substances in the body.
Nuri Ari Efiana, Mulyadi, Annas Binarjo
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

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