Scientists can turn adult human cells into brain organoids that mimic

Why in news

Scientists have developed brain organoids from adult human cells to study neurological diseases and drug responses, sparking ethical debates on consciousness.

Background

Cortical Labs successfully connected living neurons to electrodes to play a Pong game in 2022. The US NIH announced a $150 million investment in March 2026 for human-based research models.

Facts for Prelims

• S&TBrain organoids: 3D in vitro tissue models derived from stem cells or adult cells to mimic brain architecture.
• FactNIH (National Institutes of Health) invested $150 million in human-based research models as of March 2026.
• S&TCortical Labs: Research entity that demonstrated goal-directed activity in neurons connected to electrodes.

For Mains

Q. Discuss the potential of brain organoids in advancing neurological research and the ethical challenges regarding consciousness and human rights in biotechnology.

Dimensions to cover in your answer

• advancements in drug discovery
• ethical implications of consciousness
• regulatory frameworks for synthetic tissues

Keywords: biotechnology · organoids · neuroscience · bioethics · synthetic biology

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