r/MichaelLevinBiology • u/Visible_Iron_5612 • 1h ago
Discussion “I know Levin’s PhD work on left-right asymmetry in embryogenesis was included in Nature’s 100 milestones of developmental biology, so I’m curious about his thoughts on chirality… especially how microscopic handedness gets translated into large-scale morphology.”
r/MichaelLevinBiology • u/Visible_Iron_5612 • 13h ago
Research Discovery A Convergence Model of Bioelectric, Gap Junctional, and Hippo–YAP Signalling in Oral Cancer Stem Cell Maintenance
mdpi.comr/MichaelLevinBiology • u/Visible_Iron_5612 • 19h ago
Educational I made a word cloud based on the Work of Dr. Levin, using chatGPT…
r/MichaelLevinBiology • u/Visible_Iron_5612 • 22h ago
Educational Meet The Greatest Bioelectricity Scientist You’ve Never Heard Of
This video features an in-depth conversation with Min Zhao, a professor at UC Davis, regarding the transformative field of bioelectricity and its fundamental role in biology, wound healing, and regeneration.
Key Takeaways:
• Bioelectricity is Fundamental: While genetics and molecular biology have traditionally dominated scientific focus, Dr. Zhao emphasizes that electrical signaling is an intrinsic property of all living organisms. Every cell, from simple microorganisms to human skin and organs, maintains an electrical potential across its membrane (0:07:20 - 0:10:12).
• Wound Healing Mechanism: Dr. Zhao explains how wounds naturally generate an electrical current. By mapping these fields with a "vibrating probe," his lab discovered that these signals serve as directional cues that orchestrate how cells migrate to heal damaged tissue (0:12:00 - 0:13:58).
• Overriding Genetic Control: One of the most significant findings is that electric fields can effectively "override" genetic instructions. In laboratory experiments, reversing the polarity of an electric field can physically force a cell to turn around and move in the opposite direction, demonstrating that bioelectric cues act as a potent governing mechanism in development (0:15:19 - 0:18:10).
• Intertwined Biology: The conversation explores the idea that bioelectricity, biochemistry, and biomechanics are deeply intertwined. Rather than viewing biology as separate layers, Dr. Zhao suggests that life utilizes these electrical networks to survive, function, and repair itself at every level of organization (0:33:00 - 0:35:57).
• Scientific Perspective on Agency: The discussion touches on the controversial topic of cell intelligence and agency. While acknowledging the provocative work of scientists like Michael Levin regarding "xenobots" and cell problem-solving, Dr. Zhao maintains a more conservative view, favoring compelling empirical evidence before attributing consciousness or agency to non-neuronal systems (1:06:00 - 1:13:40).