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Using precision editing to study human embryo development shows master gene

Hacker News Top · 2026-07-03 Cached

Researchers used base editing, a precise genome editing technique, to study the role of the NANOG gene in human embryo development, revealing it is critical for forming pluripotent epiblast cells.

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The first early human eggs from stem cells

Hacker News Top · 2026-07-01 Cached

Conception announces a milestone in creating early human eggs from stem cells using lab-grown mini-ovaries, advancing in vitro gametogenesis toward potential fertility treatments.

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World first: Human embryo model grows its own organs – in the lab

Reddit r/singularity · 2026-06-27 Cached

Chinese researchers created the first human embryo model (disc-Gastruloid) that successfully undergoes gastrulation and forms primitive streak-like structures, enabling the growth of organ seed cells in vitro, marking a major advance for regenerative medicine.

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The ability to regrow body parts is dormant in mammals, not lost

Hacker News Top · 2026-06-20 Cached

New research from Texas A&M shows that regenerative abilities may be dormant in mammals and can be activated using a two-step growth factor treatment, enabling regrowth of bone and joint structures instead of scarring.

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Accelerating life sciences research

OpenAI Blog · 2025-08-22 Cached

OpenAI collaborated with Retro Biosciences to develop GPT-4b micro, a specialized version of GPT-4o for protein engineering, achieving 50-fold higher expression of stem cell reprogramming markers with enhanced DNA damage repair capabilities. The findings have been validated across multiple donors and cell types, demonstrating AI's potential to accelerate life sciences research.

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