This post is from a low-reputation account and contains an unverified outbound link. Be cautious before clicking external links.
Its amazing how science transforms,
Creating a working vascular environment has always been a challenge. With spinach leaves which can transform into a working vascular system is definitely a game changer.
https://www.sciencealert.com/scientists-have-turned-spinach-into-working-human-heart-tissue
https://news.nationalgeographic.com/2017/03/human-heart-spinach-leaf-medicine-science/