Results 51 to 60 of about 53,849 (278)

A COMET ASSAY FOR CANDIDA GLABRATA INFECTION AND TREATMENT BY PENICILLIUM CHRYSOGENUM - DERIVED AgNPs

open access: yesThe Iraqi Journal of Agricultural science, 2023
The colonies of C. glabrata were described, which morphology of isolated on sabouraud dextrose agar with chloramphenicol. Biosynthesis of nanoparticles is of great importance since they are highly involved in various medical and biological applications.
Teeba H. Mohammad
doaj   +1 more source

Early neuronal accumulation of DNA double strand breaks in Alzheimer's disease. [PDF]

open access: yes, 2019
The maintenance of genomic integrity is essential for normal cellular functions. However, it is difficult to maintain over a lifetime in postmitotic cells such as neurons, in which DNA damage increases with age and is exacerbated by multiple neurological
Adame, Anthony   +8 more
core   +2 more sources

The comet assay – from toy to tool

open access: yesFrontiers in Genetics, 2015
The comet assay is nowadays the most common method for measuring DNA damage and repair in single cells. It is based on the microelectrophoretic study published by Ostling and Johanson (1984) and was developed by Singh and coworkers (1988) to a versatile ...
Guenter Speit
doaj   +1 more source

Genotoxicity of nitroso compounds and sodium dichromate in a model combining organ cultures of human nasal epithelia and the comet assay [PDF]

open access: yes, 2001
Genotoxic effects of xenobiotics are a possible step in tumor initiation in the mucosa of the upper aerodigestive tract. Using the comet assay, detecting genotoxicity in human tissue has been restricted to single incubations in vitro, but in vivo most ...
Bergner, Albrecht   +7 more
core   +1 more source

Cell‐cycle‐specific lesion evolution rather than inhibition of double‐strand‐break repair underpins cisplatin radiosensitization

open access: yesMolecular Oncology, EarlyView.
We analyze cisplatin–DNA adducts (CDAs) and double‐strand breaks (DSBs) in a cell‐cycle‐dependent manner. We find that CDAs form similarly across all cell cycle phases. DSBs arise only in S‐phase. CDAs might not directly impair DSB repair, but S‐phase DSB lesions evolve in the presence of CDAs and disrupt repair in G2, also causing radiosensitization ...
Ye Qiu   +10 more
wiley   +1 more source

Controlling variation in the comet assay

open access: yesFrontiers in Genetics, 2014
Variability of the comet assay is a serious issue, whether it occurs from experiment to experiment in the same laboratory, or between different laboratories analysing identical samples.
Andrew Richard Collins   +5 more
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Comet assay on mice testicular cells

open access: yesFrontiers in Genetics, 2015
Heritable mutations may result in a variety of adverse outcomes including genetic disease in the offspring. In recent years the focus on germ cell mutagenicity has increased and the “Globally Harmonized System of Classification and Labelling of ...
Anoop Kumar Sharma
doaj   +1 more source

Effects of Phenanthrene and Pyrene on Cytogenetic Stability of Human Dermal Fibroblasts Using Alkaline Comet Assay Technique [PDF]

open access: yes, 2015
In the present study, the influence of phenanthrene and pyrene on cytogenetic stability of human dermal fibroblasts using alkaline comet assay was evaluated.
Abdian, Narges.   +6 more
core   +1 more source

The comet assay: past, present, and future [PDF]

open access: yesFrontiers in Genetics, 2015
The alkaline comet assay (single cell gel electrophoresis) is the most widely used method for measuring DNA damage in eukaryotic cells (Neri et al., 2015). It detects strand breaks (SBs) and alkali-labile sites at frequencies from a few hundred to several thousand breaks per cell—a biologically useful range, extending from low endogenous damage levels ...
Langie, Sabine A. S.   +2 more
openaire   +3 more sources

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