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Paul KnoepflerRSS Feed of this column.

Associate Professor of Cell Biology and Human Anatomy at UC Davis School of Medicine. Long-time stem cell and cancer scientist. Cancer survivor. Patient Advocate. Science Writer. Blogger at Read More »

Frog with tail
I confess.

I'm jealous of frogs, lizards and salamanders.


Because of their stem cells and transdifferentiation potential.

Compared to them, us humans are pathetic in terms of our ability to heal ourselves, regenerate body structures, and change our bodies.

I was out taking a hike here in Yolo County today along Putah Creek.  In the last two weeks the place has been literally crawling and hopping with critters including lizards and frogs. Baby frogs and grown up frogs.