ArticleArteriosclerosis, thrombosis, and vascular biology2017
microRNA-33 Regulates Macrophage Autophagy in Atherosclerosis.
Article in Arteriosclerosis, thrombosis, and vascular biology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 133 papers, 1 of them a synthesis that pooled it.
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Who cites it
133 citing papers in PubMed, 1 synthesis or guideline pooled it, 213 citations in OpenAlex.
- Discussion on the comparison of Raman spectroscopy and cardiovascular disease-related imaging techniques and the future applications of Raman technology: a systematic review.Lasers in medical science · 2025Pooled it
- Non-Coding RNAs from Cardiac Development to Disease: Regulatory Context, Regenerative Potential, and Translational Limits.International journal of molecular sciences · 2026Review
- S100A8/A9 and S100A12 Proteins and Macrophage Polarization: Therapeutic Targets in Atherosclerosis.Biomolecules · 2026Review
- MicroRNAs as master regulators of macrophage function in atherosclerosis: From polarization to therapeutic potential.iScience · 2026Review
- Non-coding RNAs in lipid metabolism and their roles in atherosclerosis.Nature reviews. Cardiology · 2026Review
- Molecular and Genetic Aspects of Lipid Metabolism Disorders and Potential Targets for Gene Therapy.Journal of lipid and atherosclerosis · 2026Review
- Key Molecular Events in PMCells · 2026Article
- From Storage to Signaling: Lipid Droplet Lipolysis in Cholesterol Mobilization and Foam Cell Remodeling.Current atherosclerosis reports · 2026Review
- MicroRNAs in Cardiovascular Diseases: Molecular Networks of Cellular Homeostasis, Inflammation, and Pathological Remodeling.International journal of molecular sciences · 2026Review
- Cathelicidin LL-37-ApoB-100 interaction promotes LDL clearance and attenuates cholesterol accumulation in the liver.Science China. Life sciences · 2026Article
- The transcription factor HHEX maintains glucocorticoid levels and protects adrenals from androgen-induced lipid depletion.Nature communications · 2026Article
- Molecular Mechanisms Underlying Atherosclerosis and Current Advances in Targeted Therapeutics.International journal of molecular sciences · 2026Review
- TNFSF13 Drives Atherosclerosis Progression by Targeting Macrophage Senescence.International journal of medical sciences · 2026Article
- Macrophage-associated noncoding RNAs in atherosclerosis and chronic kidney disease.Frontiers in cardiovascular medicine · 2026Review
- Bibliometric analysis of research hotspots and emerging trends in microRNAs and atherosclerosis (2007-2025).Frontiers in cardiovascular medicine · 2026Review
- Critical Role of microRNA-33a/b in Cardiovascular and Metabolic Disease: Molecular Mechanisms and Therapeutic Perspectives.Journal of atherosclerosis and thrombosis · 2026Review
- Orally deliverable biomimetic nucleic acid therapies for targeted treatment of atherosclerosis.Acta pharmaceutica Sinica. B · 2025Article
- Efferocytosis: the art of cellular clearance and novel perspectives in disease therapy.Molecular cancer · 2025Review
- Inflammasomes in Cardiovascular Diseases: Current Knowledge and Future Perspectives.International journal of molecular sciences · 2025Review
- Connecting the Dots: How MicroRNAs Link Asthma and Atherosclerosis.International journal of molecular sciences · 2025Review
73 more citing papers are in PubMed but not listed here.
Corrections and comments
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Authors and funding
13 authors at 3 institutions in 2 countries.
Funding
Abstract
objectiveDefective autophagy in macrophages leads to pathological processes that contribute to atherosclerosis, including impaired cholesterol metabolism and defective efferocytosis. Autophagy promotes the degradation of cytoplasmic components in lysosomes and plays a key role in the catabolism of stored lipids to maintain cellular homeostasis. microRNA-33 (miR-33) is a post-transcriptional regulator of genes involved in cholesterol homeostasis, yet the complete mechanisms by which miR-33 controls lipid metabolism are unknown. We investigated whether miR-33 targeting of autophagy contributes to its regulation of cholesterol homeostasis and atherogenesis. APPROACH AND
resultsUsing coherent anti-Stokes Raman scattering microscopy, we show that miR-33 drives lipid droplet accumulation in macrophages, suggesting decreased lipolysis. Inhibition of neutral and lysosomal hydrolysis pathways revealed that miR-33 reduced cholesterol mobilization by a lysosomal-dependent mechanism, implicating repression of autophagy. Indeed, we show that miR-33 targets key autophagy regulators and effectors in macrophages to reduce lipid droplet catabolism, an essential process to generate free cholesterol for efflux. Notably, miR-33 regulation of autophagy lies upstream of its known effects on ABCA1 (ATP-binding cassette transporter A1)-dependent cholesterol efflux, as miR-33 inhibitors fail to increase efflux upon genetic or chemical inhibition of autophagy. Furthermore, we find that miR-33 inhibits apoptotic cell clearance via an autophagy-dependent mechanism. Macrophages treated with anti-miR-33 show increased efferocytosis, lysosomal biogenesis, and degradation of apoptotic material. Finally, we show that treating atherosclerotic
conclusionsCollectively, these data provide insight into the mechanisms by which miR-33 regulates cellular cholesterol homeostasis and atherosclerosis.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.