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The Effect of a Senolytic Drug on Messenger RNA and Micro RNA Expression in Perigonadal Adipose Tissue of Young and Old Mice

As we face an expanding elderly population and increased age-related chronic diseases, we must seek solutions that address interconnected problems. Dasatinib plus quercetin (D+Q), a novel combination drug, is a proposed solution to improve the health and longevity of aged individuals with minimal side effects, exceptional efficacy, and maximum convenience. In this experiment, intermittent D+Q treatment was completed on young and old mice. RNA was extracted from perigonadal adipose tissue and cDNA libraries of mRNA and miRNA were made. Real-time quantitative polymerase chain reaction was used to assess relative gene expression for mRNA and miRNA pertaining to cell senescence, inflammation, and insulin resistance. miR-146a was found to have a significant difference (p < 0.05) in relative expression based on the interaction between age and treatment, while other genes showed no difference in relative expression. Furthermore, miR-149 was found to show near significance in interaction (p=0.0552) and had significant difference between old control and old D+Q treated mice. The miR-149 presents an avenue for future research in senescence markers and shows potential as a novel senolytic target.

Identiferoai:union.ndltd.org:ucf.edu/oai:stars.library.ucf.edu:honorstheses-1763
Date01 January 2020
CreatorsHernandez, Catalina
PublisherSTARS
Source SetsUniversity of Central Florida
LanguageEnglish
Detected LanguageEnglish
Typetext
Formatapplication/pdf
SourceHonors Undergraduate Theses

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