dentate
DEN-tayt
Definition
Having a toothed or notched appearance; specifically, in anatomy, the dentate gyrus is a portion of the hippocampal formation known for being a primary site for adult neurogenesis.
Etymology
Derived from the Latin word 'dentatus', meaning 'toothed', which comes from 'dens' (tooth). It is used in biological contexts to describe structures with serrated or tooth-like edges.
In the news
The article refers to the dentate gyrus as the specific area within the hippocampal memory system where researchers looked for signs of ongoing neuron birth in SuperAgers.
Some people in their 80s remember as well as people in their 50s and 60s, and a 2026 Nature study found something extraordinary in their brains: roughly twice as many young neurons in the hippocampus as typical older adults — evidence that exceptional a
Read the full article ↗ScienceBlog.com