The epithelium is a type of tissue that covers many different surfaces on the inside and the outside of your body. Epithelial cells are packed tightly together and serve as a barrier between the ...

A fossilized vulture feather reveals how volcanic ash can turn fragile tissues into stone with astonishing detail.

TEST YOUR KNOWLEDGE FROM THIS LECTURE! ✅ 👆 Lowkey flex your knowledge. Take the quiz now! Support me: 🖼️ Buy PDFs: 💵 Patreon: 👕 Buy shirts: Social media: 📷 Instagram: 🐦 Twitter: 📔 ...

The development of artificial grafts that may recapitulate the tissue microarchitecture is one of the most ambitious and complex approaches to understanding molecular mechanisms in an in vitro ...