![Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells](https://www.spandidos-publications.com/article_images/ijmm/35/2/IJMM-35-02-0383-g00.jpg)
Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells
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Emission spectra of different LEDs; red (λ max = 633 nm), blue (λ max =... | Download Scientific Diagram
![Emission spectra of different LEDs; red (λ max = 633 nm), blue (λ max =... | Download Scientific Diagram Emission spectra of different LEDs; red (λ max = 633 nm), blue (λ max =... | Download Scientific Diagram](https://www.researchgate.net/publication/306076438/figure/fig5/AS:616387349331977@1523969604196/Emission-spectra-of-different-LEDs-red-l-max-633-nm-blue-l-max-448-nm-green-l.png)
Emission spectra of different LEDs; red (λ max = 633 nm), blue (λ max =... | Download Scientific Diagram
![Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells](https://www.spandidos-publications.com/article_images/ijmm/35/2/IJMM-35-02-0383-g03.jpg)
Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells
![Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells](https://www.spandidos-publications.com/article_images/ijmm/35/2/IJMM-35-02-0383-g01.jpg)
Continuous irradiation with a 633-nm light-emitting diode exerts an anti-aging effect on human skin cells
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