https://youtu.be/8hSpkd7fHQc https://youtu.be/OTlLoBdQSvI A blend model of artery and vein comparing their relative histology with labels. The material has diffuse and normal maps based on non overlapping UVs. The formats 3mf, obj, fbx, with applied uv mapped textures have also been included in the downloads along with ply & stl.
https://www.fab.com/listings/bc2116a6-d99a-47a6-986c-42dab9480de4