Support WBURScientists Find Imperfections In 'Minibrains' That Raise Questions For ResearchPlay03:02Download AudioJon HamiltonJanuary 29, 2020 ShareScientists say pea-size organoids of human brain tissue may offer a way to study the biological beginnings of a wide range of brain conditions, including autism, bipolar disorder and schizophrenia. (UCSD)