Results 11 to 20 of about 37,562 (240)

Establishment of ex vivo calibration curve for X-ray induced “dicentric + ring” and micronuclei in human peripheral lymphocytes for biodosimetry during radiological emergencies, and validation with dose blinded samples

open access: yesHeliyon, 2023
In the modern developing society, application of radiation has increased extensively. With significant improvement in the radiation protection practices, exposure to human could be minimized substantially, but cannot be avoided completely.
J. Vijayalakshmi   +6 more
doaj   +1 more source

The correlation between micronuclei count and smoking behavior: A hospital-based study

open access: yesJournal of Oral Research, 2020
Background: Micronucleus is a microscopically visible cyto-plasmic chromatin mass in the extranuclear vicinity, originating from aberrant mitosis, which consists of eccentric chromosomes that have failed to reach spindle poles during mitosis. The present
Lakshmi Balraj   +2 more
doaj   +1 more source

Spontaneous activity of the mitochondrial apoptosis pathway drives chromosomal defects, the appearance of micronuclei and cancer metastasis through the Caspase-Activated DNAse

open access: yesCell Death and Disease, 2022
Micronuclei are DNA-containing structures separate from the nucleus found in cancer cells. Micronuclei are recognized by the immune sensor axis cGAS/STING, driving cancer metastasis.
Aladin Haimovici   +17 more
doaj   +1 more source

Mutant p53 establishes targetable tumor dependency by promoting unscheduled replication [PDF]

open access: yes, 2017
Gain-of-function (GOF) p53 mutations are observed frequently in most intractable human cancers and establish dependency for tumor maintenance and progression.
Beckerman   +14 more
core   +2 more sources

A study on micronucleus frequency in lymphocytes by flow cytometry to assess genetic damage in Polycystic ovarian syndrome (PCOS) [PDF]

open access: yesAl Ameen Journal of Medical Sciences, 2022
Background: Micronucleus is a small additional nucleus formed due to chromosomal loss or fragmentation and frequently used as a biomarker of genomic damage. Genetic damage and cancer susceptibility are notable concerns in PCOS.
R. Showri, T. Rajini
doaj  

Rapid and automatic detection of micronuclei in binucleated lymphocytes image

open access: yesScientific Reports, 2022
Cytokinesis block micronucleus (CBMN) assay is a widely used radiation biological dose estimation method. However, the subjectivity and the time-consuming nature of manual detection limits CBMN for rapid standard assay. The CBMN analysis is combined with
Xiang Shen   +6 more
doaj   +1 more source

Linking Micronuclei to Chromosome Fragmentation [PDF]

open access: yesCell, 2015
Human cancer cells bear complex chromosome rearrangements that can be potential drivers of cancer development. However, the molecular mechanisms underlying these rearrangements have been unclear. Zhang et al. use a new technique combining live-cell imaging and single-cell sequencing to demonstrate that chromosomes mis-segregated to micronuclei ...
Hatch, Emily M., Hetzer, Martin W.
openaire   +2 more sources

Antecedent chromatin organization determines cGAS recruitment to ruptured micronuclei

open access: yesNature Communications, 2023
DNA damage-induced micronuclei are linked to downstream viral signalling through the cGAS pattern recognition receptor. Here, the authors identify features of micronuclei chromatin that determine cGAS-MN recruitment and associated pathway activation.
Kate M. MacDonald   +5 more
doaj   +1 more source

Giemsa versus acridine orange staining in the fish micronucleus assay and validation for use in water quality monitoring [PDF]

open access: yes, 2011
This study concerns a comparative analysis of the acridineorange and Giemsastaining procedures for the fish erythrocyte micronucleusassay. The goal was to optimize the assay in the context of field watermonitoring. Fish (Carassius carassius) were exposed
Gauthier, Laury   +5 more
core   +2 more sources

Automated Detection of Binucleated Cell and Micronuclei using CellProfiler 2.0 Software

open access: yesHayati Journal of Biosciences, 2013
Micronucleus assay in human peripheral lymphocytes usually used to assess chromosomal damage. Manual scoring of micronuclei can be time consuming and large numbers of binucleated cells have to be analyzed to obtain statistically relevant data. Automation
DWI RAMADHANI, SOFIATI PURNAMI
doaj   +1 more source

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