![Advances and challenges in retinoid delivery systems in regenerative and therapeutic medicine | Nature Communications Advances and challenges in retinoid delivery systems in regenerative and therapeutic medicine | Nature Communications](https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs41467-020-18042-2/MediaObjects/41467_2020_18042_Fig2_HTML.png)
Advances and challenges in retinoid delivery systems in regenerative and therapeutic medicine | Nature Communications
![HPLC/UV quantitation of retinal, retinol, and retinyl esters in serum and tissues. - Abstract - Europe PMC HPLC/UV quantitation of retinal, retinol, and retinyl esters in serum and tissues. - Abstract - Europe PMC](https://europepmc.org/articles/PMC2483537/bin/nihms53883f1.jpg)
HPLC/UV quantitation of retinal, retinol, and retinyl esters in serum and tissues. - Abstract - Europe PMC
skinchemy - Let's compare retinol and retinal, understand their similarities and differences and figure out which one you might want to opt for. 🟣𝐒𝐢𝐦𝐢𝐥𝐚𝐫𝐢𝐭𝐢𝐞𝐬: Both retinol and retinal are retinoids.
![Vitamin A and retinoid signaling: genomic and nongenomic effects: Thematic Review Series: Fat-Soluble Vitamins: Vitamin A - ScienceDirect Vitamin A and retinoid signaling: genomic and nongenomic effects: Thematic Review Series: Fat-Soluble Vitamins: Vitamin A - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0022227520421261-gr1.jpg)
Vitamin A and retinoid signaling: genomic and nongenomic effects: Thematic Review Series: Fat-Soluble Vitamins: Vitamin A - ScienceDirect
![Genetics and functions of the retinoic acid pathway, with special emphasis on the eye | Human Genomics | Full Text Genetics and functions of the retinoic acid pathway, with special emphasis on the eye | Human Genomics | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs40246-019-0248-9/MediaObjects/40246_2019_248_Fig1_HTML.png)