Vitamin A and thyroid hormones in the retina shape fetal vision

https://www.news-medical.net/news/20260213/Vitamin-A-and-thyroid-hormones-in-the-retina-shape-fetal-vision.aspx Humans develop sharp vision during early fetal development thanks to an interplay between a vitamin A derivative and thyroid hormones in the retina, Johns Hopkins University scientists have found.