There are multiple definitions:

1. cysteine-rich region(English)

   • refers to cerebellin
   • CPTX, PTX
   • Neurons
   • https://doi.org…20.02.27.967836

2. cardiac reverse remodeling(English)

   • ARNI, EDV
   • Cardiology
   • https://doi.org…JAHA.119.012272

3. counter-regulatory response(English)

   • a neural-endocrine reflex that restores euglycemia. Although effective if occasionally activated, repeated induction of the CRR leads to a decline in responsiveness and prolonged exposure to hypoglycemia
   • Neurology, Endocrinology
   • https://doi.org/10.1172/JCI91921