University of Michigan researchers are reporting significant progress in growing bioengineered heart muscle, or BEHM, with organized cells, capable of generating pulsating forces and reacting to stimulation more like real muscle than ever before.

• 密西根州大学研究人员报道了生物工程心肌组织（BEHM，存在有机细胞成分）的最新进展，它能够搏动并对正常刺激起反应，同以前研究相比，功能上已经很接近真正的心肌组织。