Results 11 to 20 of about 13,277,354 (332)

Micronucleus test in peripheral blood of rats treated with hyperbaric oxygen after subtotal splenectomy preserving the lower pole [PDF]

Acta Cirúrgica Brasileira, 2015
PURPOSE: To assess the mutagenic potential of the oxygen inhalation therapy (HBO), by means of the micronucleus test, performed in peripheral blood of rats that underwent subtotal splenectomy with lower pole preservation (ESTPI), after HBO sessions or ...
Marcela Souza Lima Paulo, Ingryd Fortes Souza, Kethleen Gomes Wandekoken, Karina Balestreiro Silva, Jean Carlos Vencioneck Dutra, Josivany Valério de Freitas, Nataly Pescinalli Stegmiller, Lúcia Helena Sagrillo Pimassoni, Maria do Carmo Pimentel Batitucci, Danilo Nagib Salomão Paulo, Flávia Imbroisi Valle Errera   +10 more
doaj   +2 more sources

Weight of evidence approach using a TK gene mutation assay with human TK6 cells for follow-up of positive results in Ames tests: a collaborative study by MMS/JEMS

Genes and Environment, 2021
Background Conflicting results between bacterial mutagenicity tests (the Ames test) and mammalian carcinogenicity tests might be due to species differences in metabolism, genome structure, and DNA repair systems. Mutagenicity assays using human cells are
Manabu Yasui, Takayuki Fukuda, Akiko Ukai, Jiro Maniwa, Tadashi Imamura, Tsuneo Hashizume, Haruna Yamamoto, Kaori Shibuya, Kazunori Narumi, Yohei Fujiishi, Emiko Okada, Saori Fujishima, Mika Yamamoto, Naoko Otani, Maki Nakamura, Ryoichi Nishimura, Maya Ueda, Masayuki Mishima, Kaori Matsuzaki, Akira Takeiri, Kenji Tanaka, Yuki Okada, Munehiro Nakagawa, Shuichi Hamada, Akihiko Kajikawa, Hiroshi Honda, Jun Adachi, Kentaro Misaki, Kumiko Ogawa, Masamitsu Honma   +29 more
doaj   +1 more source

Peroxynitrous Acid Generated In Situ from Acidified H₂O₂ and NaNO₂. A Suitable Novel Antimicrobial Agent?

Antibiotics, 2021
Peroxynitrite (ONOO−) and peroxynitrous acid (ONOOH) are known as short acting reactive species with nitrating and oxidative properties, which are associated with their antimicrobial effect.
Martina Balazinski, Ansgar Schmidt-Bleker, Jörn Winter, Thomas von Woedtke   +3 more
doaj   +1 more source

Essential oils: an alternative approach to management of powdery mildew diseases

Phytopathologia Mediterranea, 2014
In recent years there has been growing interest in the application of plant-derived substances in agriculture as alternatives to the use of pesticides, in order to obtain healthy crops and more environmentally sustainable crop production systems.
Elena STURCHIO, Lucia DONNARUMMA, Tiziana ANNESI, Filomena MILANO, Laura CASORRI, Eva MASCIARELLI, Miriam ZANELLATO, Claudia MECONI, Priscilla BOCCIA   +8 more
doaj   +1 more source

Mutagenicity of Chinese traditional medicine Semen Armeniacae amarum by two modified Ames tests

BMC Complementary and Alternative Medicine, 2009
Background Semen armeniacae amarum (SAA) is a Chinese traditional medicine and has long been used to control acute lower respiratory tract infection and asthma, as a result of its expectorant and antiasthmatic activities.
Cai Yupin, Tian Xiao, Zhang Hui, Liu Bo, Jin Jianling, Gao Peiji   +5 more
doaj   +1 more source

Evaluation of Some Cytogenetic Effects of Bt.ASF.1 in Lab.mice [PDF]

Engineering and Technology Journal, 2011
This study was amid to detection the genotoxicity ffect of biocide (Bt-ASF-1) producing from Bacillus thuringiensis ( by oral nutrition ) in inhibition of the Cyclophosphoamide drug in mice (Mus musculus) .
doaj   +1 more source

Characterizing the Chemical Contaminants Diversity and Toxic Potential of Untreated Wastewater From a Drug Rehabilitation Hospital: Understanding Impact on Downstream Environment

Frontiers in Environmental Science, 2022
This study characterizes a total of 21 wastewater samples collected from Al Amal hospital, and aims to determine if untreated hospital wastewater may impose a potentially detrimental impact on the downstream municipal biological wastewater treatment ...
Fras Baasher, Tian-Nyu Wang, Muhammad Zulhelmi Bin Yusnan, Mohsen Alkahtani, Yasir M. Bashawri, Hamed Al Qarni, Pei-Ying Hong, Pei-Ying Hong, Pei-Ying Hong   +8 more
doaj   +1 more source

Assessment of methyl methacrylate genotoxicity by the micronucleus test

Brazilian Oral Research, 2013
The aim of this study was to evaluate the genotoxic potential of methyl methacrylate (MMA) vapor by simulating standard occupational exposure of 8 hours per day and using the micronucleus test. We used 32 adult male Wistar rats divided into three groups:
Amarildo Mariano de Araújo, Guilherme Rodrigues Alves, Guilherme Trevisan Avanço, José Luiz Santos Parizi, Gisele Alborghetti Nai   +4 more
doaj   +1 more source

Using Comet Assay for Genotoxic Evaluation of Zataria multiflora Boiss., An Iranian Endemic Plant

Journal of Food Quality and Hazards Control, 2021
Background: Zataria multiflora Boiss. (Avishan-e Shirazi), as an Iranian endemic plant, belongs to the Lamiaceae family and may be used as a food preservative. This study aimed to detect potential genotoxic effects of Z. multiflora extract.
Z. Ayubi, A.A. Jafari, S.A. Ayatollahi-Mousavi, H. Jafari, M. Panddeh   +4 more
doaj  

Cytotoxicity and genotoxicity of calcium silicate-based cements on an osteoblast lineage

Brazilian Oral Research, 2016
Several calcium silicate-based biomaterials have been developed in recent years, in addition to Mineral Trioxide Aggregate (MTA). The aim of this study was to evaluate the cytotoxicity, genotoxicity and apoptosis/necrosis in human osteoblast cells (SAOS ...
Ana Lívia GOMES-CORNÉLIO, Elisandra Márcia RODRIGUES, Leticia Boldrin MESTIERI, Thaís de Oliveira Rodrigues Sanzovo FALCOSKI, Christiane Pienna SOARES, Juliane Maria GUERREIRO-TANOMARU, Carlos ROSSA JUNIOR, Mário TANOMARU FILHO   +7 more
doaj   +1 more source