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Full-Text Articles in Life Sciences

Inheritability Of Ciprofloxacin-Induced Mitochondrial Mutations From Parental To Offspring Generation Using Quantitative Polymerase Chain Reaction, Rose Mccoy Oct 2020

Inheritability Of Ciprofloxacin-Induced Mitochondrial Mutations From Parental To Offspring Generation Using Quantitative Polymerase Chain Reaction, Rose Mccoy

Honors Theses

In all eukaryotes, mitochondria are known as the powerhouse of the cell (Siekevitz, 1957). In plants, however, their mitochondrial genome is especially strange. Plant mitochondrial genomes are extremely large and contain both linear and circular subgenomic DNA fragments. Plant mitochondrial genomes undergo a significant amount of mutations in the form of rearrangements. However, it is not known how often these rearrangements are inherited by the next generation. It is thought that plant cells that are still dividing have higher rates of DNA repair, such as double-strand break repair, to ensure the quality of that plant lineage. As follows, it is …


Patterns Of Inheritance Of Acylsugar Acyl Groups In Selected Interspecific Hybrids Of Genus Nicotiana, Antoaneta B. Mihaylova-Kroumova, Ivan Artiouchine, Victor D. Korenkov, George J. Wagner Jul 2020

Patterns Of Inheritance Of Acylsugar Acyl Groups In Selected Interspecific Hybrids Of Genus Nicotiana, Antoaneta B. Mihaylova-Kroumova, Ivan Artiouchine, Victor D. Korenkov, George J. Wagner

Kentucky Tobacco Research and Development Center Faculty Publications

Glandular trichomes on the surface of Solanaceae species produce acyl sugars that are species-, and cultivar-specific. Acyl sugars are known to possess insecticidal, antibiotic, and hormone-like properties, and as such have great potential as a class of naturally occurring pesticides and antibiotics. The objective of this work was to analyze the acyl composition of acyl sugars in the leaf trichome exudate from selected Nicotiana species and to follow the inheritance of acyl content in their hybrids. Trichome exudates were collected, and the acyl profiles of acyl sugars were identified via GC–MS. The variations in acyl group inheritance in the hybrids …