The in vivo pig‐a gene mutation assay, a potential tool for regulatory safety assessment

VN Dobrovolsky, D Miura, RH Heflich… - Environmental and …, 2010 - Wiley Online Library
The Pig‐a (phosphatidylinositol glycan, Class A) gene codes for a catalytic subunit of the N‐
acetylglucosamine transferase complex involved in an early step of glycosylphosphatidyl …

The use of PIG-A as a sentinel gene for the study of the somatic mutation rate and of mutagenic agents in vivo

B Peruzzi, DJ Araten, R Notaro, L Luzzatto - Mutation Research/Reviews in …, 2010 - Elsevier
Mutations are an inherent risk of cell duplication. On one hand, inheritable mutations are the
driving force of biological evolution; on the other hand, their accumulation in somatic cells …

The in vivo Pig-a assay: a report of the International Workshop on Genotoxicity Testing (IWGT) Workgroup

BB Gollapudi, AM Lynch, RH Heflich… - … /Genetic Toxicology and …, 2015 - Elsevier
The in vivo Pig-a assay uses flow cytometry to measure phenotypic variants for antibody
binding to cell surface glycosylphosphatidylinositol (GPI)-anchored proteins. There is good …

Efficient Monitoring of In Vivo Pig-a Gene Mutation and Chromosomal Damage: Summary of 7 Published Studies and Results From 11 New Reference Compounds

SD Dertinger, S Phonethepswath… - Toxicological …, 2012 - academic.oup.com
The ability to effectively monitor gene mutation and micronucleated reticulocyte (MN-RET)
frequency in short-term and repeated dosing schedules was investigated using the recently …

When pigs fly: immunomagnetic separation facilitates rapid determination of Pig-a mutant frequency by flow cytometric analysis

SD Dertinger, SM Bryce, S Phonethepswath… - … /Genetic Toxicology and …, 2011 - Elsevier
In vivo mutation assays based on the Pig-a null phenotype, that is, the absence of cell
surface glycosylphosphatidylinositol (GPI) anchored proteins such as CD59, have been …

General toxicity and genotoxicity of alternariol: A novel 28-day multi-endpoint assessment in male Sprague–Dawley rats

Y Miao, D Wang, Y Chen, X Zhu, X Tang, J Zhang… - Mycotoxin …, 2022 - Springer
Alternariol (AOH) is one of the toxins of Alternaria, and it has been widely detected in a
variety of foods. It has been reported to be cytotoxic, dermally toxic, genotoxic, and …

Integration of mutation and chromosomal damage endpoints into 28-day repeat dose toxicology studies

SD Dertinger, S Phonethepswath… - Toxicological …, 2010 - academic.oup.com
Two endpoints of genetic toxicity, mutation at the X-linked Pig-a gene and chromosomal
damage in the form of micronucleated reticulocytes (MN-RETs), were evaluated in blood …

Accumulation and persistence of Pig-A mutant peripheral red blood cells following treatment of rats with single and split doses of N-ethyl-N-nitrosourea

D Miura, VN Dobrovolsky, T Kimoto, Y Kasahara… - … /Genetic Toxicology and …, 2009 - Elsevier
We previously reported the development of an in vivo gene mutation assay using the
phosphatidylinositol glycan complementation group A gene (Pig-A) as an endogenous …

Pig-a Mutation: Kinetics in Rat Erythrocytes Following Exposure to Five Prototypical Mutagens

S Phonethepswath, D Franklin, DK Torous… - Toxicological …, 2010 - academic.oup.com
An in vivo mutation assay has been developed based on flow cytometric enumeration of
glycosylphosphatidylinositol (GPI) anchor–deficient rat erythrocytes. With this method, blood …

No cancer predisposition or increased spontaneous mutation frequencies in NEIL DNA glycosylases-deficient mice

V Rolseth, L Luna, AK Olsen, R Suganthan… - Scientific Reports, 2017 - nature.com
Base excision repair (BER) is a major pathway for removal of DNA base lesions and
maintenance of genomic stability, which is essential in cancer prevention. DNA glycosylases …