m6A regulator-mediated methylation modification patterns and immune microenvironment infiltration characterization in
Shidong Hu1, Chen Shen1, Xudong Yao1
1Center for Joint Surgery, Department of Orthopedic Surgery, The Second Affiliated Hospital of Chongqing Medical University, No. 76 Linjiang Road, Yuzhong District, Chongqing, 400016, China.
BMC Medical Genomics
|December 30, 2022
Summary
This study identifies key RNA N6-methyladenosine (m6A) regulators in osteoarthritis (OA) and classifies OA subtypes. These findings offer new diagnostic approaches and molecular targets for osteoarthritis treatment.
Area of Science:
- Orthopedics
- Molecular Biology
- Genomics
Background:
- Osteoarthritis (OA) is a prevalent orthopedic condition.
- RNA N6-methyladenosine (m6A) modification plays a critical role in eukaryotic biological processes.
Purpose of the Study:
- To investigate the role of m6A regulators in osteoarthritis.
- To classify osteoarthritis subtypes based on m6A regulators.
Main Methods:
- Differential expression analysis of m6A regulators in OA versus normal samples.
- Random forest algorithm for risk evaluation and nomogram construction.
- Consensus clustering for OA subtype classification based on m6A regulators.
Main Results:
- Identified 9 significantly differentially expressed m6A regulators in OA.
- Developed a nomogram model for OA risk assessment, showing clinical benefit.
- Classified OA into two distinct m6A patterns (Type A and Type B) with differing m6A scores and immune infiltration correlations.
Conclusions:
- m6A regulators are significantly altered in osteoarthritis.
- The identified m6A patterns may serve as novel diagnostic markers for OA.
- m6A patterns offer potential for developing targeted molecular therapies for osteoarthritis.
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