Dec. 18, 2024 — Scientists have generated human stem cell models which contain notochord -- a tissue in the developing embryo that acts like a navigation system, directing cells where to build ...
Stem cells are cells that have the capacity to self-renew by dividing and to develop into more mature, specialised cells. Stem cells can be unipotent, multipotent, pluripotent or totipotent ...
"The cilantro is still good to eat as long as the leaves and stems are not dark and mushy. When they look like this, there will typically be an unpleasant smell associated with that as well," said ...
These worms are experts in regeneration – they can survive losing a large chunk of their bodies – and now we have a better idea of how they're doing it: specialized cells near a wound are reverting to ...