Re: 2667865 投稿者：viagra 650 mg 投稿日：2026/02/13(Fri) 08:46 
No.124742
No.124742
The researchers used a hydrogel to 3D-print a model of the corpus cavernosum -
a key structure in the penis that fills with blood during an erection. Next,
they seeded this scaffold with endothelial cells - the main cells that line blood vessels