There are multiple definitions:

1. extracellular fluid(English)

   • Physiology

2. ectopic crypt formation(English)

   • defined as development of abnormally positioned crypts that have lost their orientation toward the muscularis mucosae, and suggested as the best defining histologic feature to diagnose TSA. Appears to be associated with villous or protuberant growth of colorectal adenoma
   • BRAF, KRAS, TSA
   • Gastroenterology, Oncology
   • https://doi.org…3000-014-0212-x

3. Executive Control Function(English)

   • CIRS, MMSE, NHBPS, sGDS
   • Behavior(al science)
   • https://doi.org….1998.tb01536.x

4. enterocutaneous fistula(English)

   • the persistent inflammation-immunosuppression catabolism syndrome is a common manifestation of these patients
   • ICU, NTIS, PICS
   • Gastroenterology, Surgery
   • https://doi.org…b013e3182aafe6b

5. extracytoplasmic function(English)

   • sigma factors are small regulatory proteins that are quite divergent in sequence relative to most other sigma factors. Many bacteria, particularly those with more complex genomes, contain multiple ECF sigma factors and these regulators often outnumber all other types of sigma factor combined
   • σ factor, RNA
   • Transcription
   • https://doi.org…2911(02)46002-x