Cytogenetic effects

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August undefined, 2024

Cytogenetics is essentially a branch of genetics, but is also a part of cell biology/cytology (a subdivision of human anatomy), that is concerned with how the chromosomes relate to cell behaviour, particularly to their behaviour during mitosis and meiosis. Techniques used include karyotyping, … See more Beginnings Chromosomes were first observed in plant cells by Carl Nägeli in 1842. Their behavior in animal (salamander) cells was described by Walther Flemming, the discoverer of See more Following the advent of procedures that allowed easy enumeration of chromosomes, discoveries were quickly made related to … See more Advances now focus on molecular cytogenetics including automated systems for counting the results of standard FISH preparations and techniques for virtual karyotyping, … See more • Cytogenetic Directory • Cytogenetics Resources • Human Cytogenetics - Chromosomes and Karyotypes • Association for Genetic Technologists See more McClintock's work on maize Barbara McClintock began her career as a maize cytogeneticist. In 1931, McClintock and Harriet Creighton demonstrated that cytological recombination of marked chromosomes correlated with recombination of … See more Karyotyping The routine chromosome analysis (Karyotyping) refers to analysis of metaphase chromosomes which have been banded using See more • Cytotaxonomy • Karyotype • Molecular cytogenetics • Ploidy See more WebStudies showed that the risk of stomach cancer and other gastrointestinal malignancies from radon in drinking water is small. Studies of the genetic and cytogenetic effects of indoor radon yielded equivocal results; while radon exposure in miners induces gene mutations and chromosomal aberrations.

Cytogenetic effects of β-particles in Allium cepa cells used as a ...

WebCyogenetics effects in AG01522 human primary fibroblasts exposed to low doses of radiations with different quality. Altogether, the results indicated the lack of telomere … grassroots contract interiors

Cytogenetic effects of lambda-cyhalothrin on Wistar rat bone …

Webcytogenetic subgroups reveals distinct signatures in matched myometrium: transcriptional proﬁling of the t(12;14) and evidence in support ... important to produce an accurate t(12;14) UL-speciﬁc gene list by removing the confounding effects of genotype and environment. Interestingly, myometrium not only clustered away from the tumors, but ... WebAbstract. Our work aims to understand the effects of shielding on the induction of biological damage by heavy charged particles and to compare the shielding effects of different … WebApr 30, 2005 · Cytogenetic analysis was performed on bone marrow cells according to the recommendations of Preston et al (9) with slight modifications. Experimental animals … grassroots contact number

Cancers Free Full-Text The Cytogenetic Landscape of Pediatric ...

Health effects of radon: a review of the literature - PubMed

WebThe present study investigates the cytogenetic effects of the fungicide Royal Flo on mitotic cell division in maize ( Zea mays L.) root cells. The maize grains were treated with various fungicide concentrations (50, 70, and 80%) for 20, 24 and 48 h exposure times. WebCytogenetics involves testing samples of tissue, blood, or bone marrow in a laboratory to look for changes in chromosomes, including broken, missing, rearranged, or extra … chlamydia weight gainWebJul 1, 1995 · An increased proportion of chromosomal-type aberrations in the qualitative spectrum of cytogenetic damage, which was observed for the group of adolescents from Tashtagol, suggests that this population was exposed to radiation. 13 refS., 1 fig., 3 tabs. Authors: Druzhinin, V G; Lifanov, A Y; Golovina, T A + Show Author Affiliations … grass roots construction llc van buren ar

"WebSep 26, 2024 · The aim of the current study was to obtain estimations of genome damage after CT scans in 42 non-cancer patients and to conduct a comparison of the results with … " - Cytogenetic effects

Cytogenetic effects

WebOct 24, 2024 · In this study, cytotoxic and genotoxic effects of 2-CP were investigated on the root meristem cells of Allium cepa for its effects on root growth, mitotic index (MI), mitotic phases, chromosomal abnormalities (CAs), and DNA damage by using Allium anaphase… View on Springer ncbi.nlm.nih.gov Save to Library Create Alert Cite 16 … WebApr 1, 2024 · The cytogenetic effects of β -irradiation in onion roots with doses of 0.04–1.44 Gy were studied. • The genotoxic potential of brief external exposures to …

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WebMar 24, 2024 · Comet assay and MN were used to evaluate the cytogenetic effects due to their different way of exploring genotoxic effects. The comet assay can detect DNA damage, i.e., single-strand breakage or other aberrations, such as alkali–labile sites, DNA cross-links [ 27, 28 ], and incomplete excision repair events [ 29 ]. WebApr 30, 2005 · The major concern for the halogenated compounds is their widespread distribution, in addition to occupational exposures. Several chlorinated alkanes and alkenes were found to induce toxic effects. In this study, we investigated the genotoxic potential of 1,1-dichloroethane in the bone marrow cells obtained from Swiss-Webster mice, using …

WebAug 5, 2003 · The cytogenetic effects of LCT were investigated in humans and in various animal species using different endpoints such as micronucleus (MN) formation, induction of chromosomal aberrations, and sister chromatid exchange [5], [6], [7]. WebAug 19, 2014 · Our findings clearly demonstrate that α-COP exhibited mild cytotoxic effects on N2a-NB cell line. In conclusion, α-COP may have potential as an anticancer agent, …

WebApr 1, 2024 · The cytogenetic effects of β -irradiation in onion roots with doses of 0.04–1.44 Gy were studied. • The genotoxic potential of brief external exposures to 0.04–1.44 Gy of β -particles was observed. • The dose dependencies of the frequencies of aberrant cells were nonlinear. Abstract WebThe cytogenetic effects exerted by the phenoxy herbicide dicamba and one of its commercial formulations banvel (57.71% dicamba) were studied in in vitro whole blood human lymphocyte cultures. The genotoxicity of herbicides was measured by analysis of the frequency of sister chromatid exchanges (SCEs) and cell-cycle progression assays.

WebNov 23, 2024 · The rates of the most common treatment emergent adverse events (TEAEs) of any grade were similar across risk groups (HR- vs SR-Cyto): thrombocytopenia …

WebDec 23, 2002 · To have a better understanding of the dynamics of metaphase chromosome spreading, we studied the effects of a number of variables, i.e., dropping height of cell suspension, wetness and angle of the slide, drying time, fixative ratio, slide temperature, and relative humidity, on metaphase chromosome spreading. grassroots conservative movementWebDec 12, 1997 · The cytogenetic analysis shows a statistically significant increase of aberrations in children belonging to the first group with respect to the controls. This … chlamydien abortWebJan 1, 2008 · Cytogenetic effects of kernel extracts, which contain azadirachtin as the active insect antifeedant and growth regulator, were evaluated in the root meristem cells … grassroots coop coupon codeWebJan 16, 2024 · Our research shows the potential of using cytogenetic effects in Allium cepa cells as a biological indicator for a first screening of genotoxic damages induced by brief … chlamydia when do symptoms startWebJan 1, 2002 · Abstract In this study, the cytogenetic effects of boric acid (BA) were investigated in root tip cells of Allium cepa L. The roots of A. cepa were treated with the concentration of 1 g/l, 2 g/l... grass roots coop couponWebFeb 10, 2024 · Some of the contributing factors that affect the growth of cultures in cytogenetics include bone marrow sample quality, improper sampling technique for bone marrow, delay in sample transit, internal laboratory errors, specimen type, suppression due to disease-condition and effects of treatment on culture growth [ 7, 13, 20 ]. grassroots conservatives ukWebThe results show that radiation exposure induces a stimulatory response at lower dose and an inhibitory response at higher dose on the mitotic activity of wet seeds and seedlings. … chlamydien azithromycin dauer