Re: 8906671 投稿者：viagra generic online 投稿日：2026/02/10(Tue) 13:13 No.124076

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