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Comparative Biology

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Songbird Study Shows New Adult Neurons Tunnel Through Brain Tissue

The finding points to a disruptive migration that may help explain mammals’ limits on making new neurons.

Study Ties Burst of Gene Isoforms to the Dawn of Vertebrates

Sleep Repairs Neuronal DNA in Jellyfish and Sea Anemones, Study Finds

Four Naked Mole-Rat cGAS Mutations Boost DNA Repair, Extend Healthspan in Model Organisms

Dormant Vitamin A Gene Switch Restores Ear Regeneration in Mice

Study Confirms Teeth Evolved from Sensory Armor of Ancient Fish