There are multiple definitions:

1. immunofluorescence microscopy(English)

   • TFBS, VIPER, VSMC
   • Fluorescence, Microscopy
   • https://doi.org…NAHA.120.049922

2. indirect flight muscle(English)

   • contains flightin, a multiply phosphorylated, myosin-binding protein
   • Myocyte / muscle
   • https://doi.org….1242/jeb.01425

3. infundibular muscle(English)

   • MB, MB-PM, PM, RF, RV, VA
   • Myocyte / muscle
   • https://doi.org…cep.2022.03.011