Results 11 to 20 of about 86,136 (325)

The Excited State Dynamics of a Mutagenic Cytidine Etheno Adduct Investigated by Combining Time-Resolved Spectroscopy and Quantum Mechanical Calculations [PDF]

open access: yesJournal of Physical Chemistry Letters, American Chemical Society, 2022, 13 (1), pp.251-257, 2022
Joint femtosecond fluorescence upconversion experiments and theoretical calculations provide a hitherto unattained degree of characterization and understanding of the mutagenic etheno adduct 3,N4-etheno-2'-deoxycytidine ($\epsilon$dC) excited state relaxation. This endogenously formed lesion is attracting great interest because of its ubiquity in human
arxiv   +1 more source

Mutations in Growth-Related Genes Induced by EMS Treatment in Scallops

open access: yesFrontiers in Genetics, 2022
Background: The goal of genetic breeding is to select variants with mutations that are related to expected traits, such as fast growth. Artificial induction has been widely used to obtain strains with more mutations for further selection ...
Caihui Wang   +6 more
doaj   +1 more source

Food Irradiation: A call for caution

open access: yesWorld Nutrition, 2022
The irradiation method has been widely used in treating food for its many advantages, perhaps giving inadequate attention toits dark side. Based on many scientific studies, irradiation has a direct impact on food components, affecting the food’s ...
Raghul M
doaj   +1 more source

Multigenerational downregulation of insulin/IGF‐1 signaling in adulthood improves lineage survival, reproduction, and fitness in Caenorhabditis elegans supporting the developmental theory of ageing

open access: yesEvolution, Volume 76, Issue 12, Page 2829-2845, December 2022., 2022
Abstract Adulthood‐only downregulation of insulin/IGF‐1 signaling (IIS), an evolutionarily conserved pathway regulating resource allocation between somatic maintenance and reproduction, increases life span without fecundity cost in the nematode, Caenorhabditis elegans.
Elizabeth M. L. Duxbury   +6 more
wiley   +1 more source

IMPROVEMENT OF COTTON YIELD AND FIBER QUALITY PARAMETERS IN UPLAND COTTON (GOSSYPIUM HIRSUTUM L.) GENOTYPES THROUGH CHEMICAL MUTAGEN

open access: yesPakistan Journal of Agriculture, Agricultural Engineering & Veterinary Sciences, 2020
Eight mutant lines developed through mutation breeding technique using chemical mutagen along with parent line (Sadori) were evaluated at NIA, experimental farm. Quantitative and qualitative traits were analyzed statistically.
Z. A. Deho, S. Abro, M. Rizwan
doaj   +1 more source

Ethyl Methanesulfonate (EMS) Mutagen Toxicity-Induced DNA Damage, Cytosine Methylation Alteration, and iPBS-Retrotransposon Polymorphisms in Wheat (Triticum aestivum L.)

open access: yesAgronomy, 2023
The use of mutagens in plant breeding is used to create new germplasm, increase agricultural yield, quality, and resistance to diseases and pests. Mutagens are physical or chemical factors that can alter the DNA or RNA structure of an organism, causing ...
Aras Türkoğlu   +10 more
doaj   +1 more source

Mutagen resistance and mutation restriction of St. Louis encephalitis virus.

open access: yesJournal of General Virology, 2017
The error rate of the RNA-dependent RNA polymerase (RdRp) of RNA viruses is important in maintaining genetic diversity for viral adaptation and fitness. Numerous studies have shown that mutagen-resistant RNA virus variants display amino acid mutations in
Sara B. Griesemer   +6 more
semanticscholar   +1 more source

Prognostic Impact of APOBEC3B Expression in Metastatic Urothelial Carcinoma and Its Association with Tumor-Infiltrating Cytotoxic T Cells

open access: yesCurrent Oncology, 2021
APOBEC3B enzymes are endogenous carcinogenic mutagens. Metastatic urothelial carcinomas often harbor APOBEC3B-mediated mutations in which tCw to T or G substitution occurs. Here, we evaluated patient survival and CD8+ T-cell density according to APOBEC3B
Hyunho Kim   +7 more
doaj   +1 more source

Designation of newly identified mutagen-sensitive mutations in Neurospora crassa and their linkage data [PDF]

open access: yes, 1990
Two years ago, Dr. Käfer and Dr. Schroeder independently summarized genetic information on mutagen-sensitive mutants in Neurospora crassa (Fungal Genetics Newsletter 35:11-13, 1988; DNA Repair 3:77-98, 1988).
INOUE, H., ISHII, C.
core   +2 more sources

Cytogenetic activity of a mutagenic factor with high damaging capacity in winter wheat

open access: yesНаукові горизонти, 2023
The analysis of cytological abnormalities is an important method for identifying the potential of a chemical as a mutagen for future heritable genetic changes, the level of genotype-mutagen interaction and site-specific activity for the nature and/or ...
Vladislav Horshchar, Mykola Nazarenko
doaj   +1 more source

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