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Ryan MacDonald

@macdonaldlab.bsky.social
313 followers 356 following 3 posts

Glia biologist. Vision scientist. Interested in mechanisms of development and ageing in the retina. We love glia. You should too.

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Ryan MacDonald @macdonaldlab.bsky.social · 03/03/2026
Excited to share our new manuscript from the Yoshimatsu and MacDonald labs. www.biorxiv.org/content/10.6.... We found that my favourite glial cells can regulate local retinoic acid signalling to specialise cone photoreceptors for high acuity visual function.
Muller glia (green) regulate local retinoic acid signalling to specialise photoreceptor outer segments (magenta)for high acuity visual function
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