Cow muscle cells have been persuaded to grow in long strands similar to muscle fibres and even contract, raising hopes that artificial meat could mimic steaks
Source:
https://www.newscientist.com/article/2269671-lab-grown-meat-now-mimics-muscle-fibres-like-those-found-in-steak/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home