Publications by authors named "O N Mityaeva"

Viruses are obligate parasites, that use the host's internal metabolic systems for their own reproduction. This complicates the search for molecular targets to prevent the spread of viral infection without disrupting the vital functions of human cells. Defective interfering particles (DIPs) are natural competitors of viruses for important resources of viral reproduction.

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Adeno-associated viruses (AAVs) are non-pathogenic, replication-deficient viruses that have gained widespread attention for their application as gene therapy vectors. While these vectors offer high transduction efficiency and long-term gene expression, the host immune response poses a significant challenge to their clinical success. This review focuses on the obstacles to evaluating the humoral response to AAVs.

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Gene therapy is a promising approach to the treatment of various inherited diseases, but its development is complicated by a number of limitations of the natural promoters used. The currently used strong ubiquitous natural promoters do not allow for the specificity of expression, while natural tissue-specific promoters have lowactivity. These limitations of natural promoters can be addressed by creating new synthetic promoters that achieve high levels of tissue-specific target gene expression.

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Inherited retinal diseases (IRDs) represent a diverse group of genetic disorders leading to progressive degeneration of the retina due to mutations in over 280 genes. This review focuses on the various methodologies for the preclinical characterization and evaluation of adeno-associated virus (AAV)-mediated gene therapy as a potential treatment option for IRDs, particularly focusing on gene therapies targeting mutations, such as those in the and genes. AAV vectors, such as AAV2 and AAV5, have been utilized to deliver therapeutic genes, showing promise in preserving vision and enhancing photoreceptor function in animal models.

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Article Synopsis
  • Cone dystrophy with supernormal rod response (CDSRR) is a rare genetic condition affecting the retina, characterized by weakened photoreceptor responses; the study looks at its clinical course and genetic mutations in children.* -
  • Genetic testing using next-generation sequencing and other methods confirmed mutations in a specific gene related to a protein (Kv8.2) that affects ion channels in the retina.* -
  • Clinical symptoms included hypermetropia and slight exotropia, with electroretinogram (ERG) tests showing distinctive patterns, such as increased b-wave latency, linked to the identified mutations.*
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