br Before this explanation, you have to know what organoids are first to move on. Brogonoids refer to artificial organ analogies created in br laboratories by attracting stem cells before cell division to cells in certain organs, but brbr German research.It’s not just a coincidence, but 72 of the br314 brain organoids announced successful reproduction Brbrbr surprising thing is that the eyes grew in the brain organoids from about 30th, and the human fetus also began to develop from week 4th to 5th, but this is the first time the brbrbrbrbrbr brain organoids grew in the genetic retinoid.