Exploring the Role of MicroRNAs in Cancer Development and Progression

Thesis Abstract

Abstract
MicroRNAs (miRNAs) are small non-coding RNA molecules that play crucial roles in gene regulation and have been implicated in various biological processes, including cancer development and progression. This thesis aims to explore the role of miRNAs in cancer, focusing on how these molecules contribute to the initiation, growth, and spread of cancer cells. The research methodology involved a comprehensive literature review to examine the current understanding of miRNA dysregulation in cancer, followed by experimental studies to investigate specific miRNAs implicated in different cancer types. Chapter one provides an introduction to the topic, discussing the background of the study, the problem statement, objectives of the study, limitations, scope, significance, structure of the thesis, and definition of key terms. Chapter two presents a detailed literature review covering ten key areas related to the role of miRNAs in cancer development and progression. This chapter synthesizes existing knowledge on the mechanisms by which miRNAs regulate gene expression and contribute to cancer pathogenesis. Chapter three outlines the research methodology employed in this study, including the selection of miRNAs for investigation, experimental techniques used for miRNA profiling, cell culture and animal models employed, data analysis methods, and ethical considerations. The methodology chapter also describes the validation of miRNA targets and the functional characterization of specific miRNAs in cancer cell lines. Chapter four presents a comprehensive discussion of the findings obtained from the experimental studies, highlighting the role of specific miRNAs in promoting or suppressing cancer progression. This chapter discusses the implications of the findings in the context of existing literature, elucidating the potential clinical applications of miRNA-based therapies in cancer treatment. Chapter five concludes the thesis by summarizing the key findings, discussing the implications for future research, and offering recommendations for further studies in this field. The thesis contributes to the growing body of knowledge on the role of miRNAs in cancer and provides valuable insights into the potential therapeutic targets for cancer treatment. In conclusion, this thesis sheds light on the complex interplay between miRNAs and cancer development, highlighting the importance of these small RNA molecules as key regulators of oncogenic processes. The findings presented in this study advance our understanding of the molecular mechanisms underlying cancer progression and open new avenues for the development of miRNA-based therapies for cancer patients.