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PEG-coated gold nanoparticles attenuate β-adrenergic receptor-mediated cardiac hypertrophy
| Content Provider | Scilit |
|---|---|
| Author | Qiao, Yuhui Zhu, Baoling Tian, Aiju Li, Zijian |
| Copyright Year | 2017 |
| Description | Gold nanoparticles (AuNPs) are widely used as a drug delivery vehicle, which can accumulate in the heart through blood circulation. Therefore, it is very important to understand the effect of AuNPs on the heart, especially under pathological conditions. In this study, we found that PEG-coated AuNPs attenuate β-adrenergic receptor (β-AR)-mediated acute cardiac hypertrophy and inflammation. However, both isoproterenol, a non-selective β-AR agonist, and AuNPs did not induce cardiac function change or cardiac fibrosis. AuNPs exerted an anti-cardiac hypertrophy effect by decreasing β1-AR expression and its downstream ERK1/2 hypertrophic pathway. Our results indicated that AuNPs might be safe and have the potential to be used as multi-functional materials (drug carrier systems and anti-cardiac hypertrophy agents). |
| Related Links | https://www.dovepress.com/getfile.php?fileID=37226 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5503492/pdf |
| Ending Page | 4719 |
| Page Count | 11 |
| Starting Page | 4709 |
| e-ISSN | 11782013 |
| DOI | 10.2147/ijn.s130951 |
| Journal | International Journal of Nanomedicine |
| Volume Number | 12 |
| Language | English |
| Publisher | Informa UK Limited |
| Publisher Date | 2017-07-01 |
| Access Restriction | Open |
| Subject Keyword | Biomaterials Nanotechnology Cardiac Hypertrophy Β-adrenergic Receptor Erk1/2 Signaling Pathway |
| Content Type | Text |
| Resource Type | Article |