There are multiple definitions:

1. insulin receptor substrate(English)

   • DOB, MID, PID, CLAMS, MODY, ADX, ARC, CART, ERK1/2, JNK, NPY, PTP1B, TCPTP
   • Insulin, Receptors
   • https://doi.org…science.1142179
   • https://doi.org…530/joe-19-0217

2. International Rhabdomyosarcoma Study(English)

   • IRSG, RMS
   • Organizations (international)
   • https://doi.org…1572-018-0051-2

3. immune reconstitution syndrome(English)

   • a culmination of immunologic sequelae of host-pathogen interaction during evolution of an opportunistic infection, and as such the development of biomarkers that differentiate it from progressive disease would represent an important advance. Optimal management of immunosuppression and immunomodulatory approaches that target precise regulatory pathways for IRS warrant future investigations
   • Immunology
   • https://doi.org…b013e32834ab20a

4. inner root sheath(English)

   • its premature desquamation is described as a defining histologic feature of follicular degeneration syndrome/central centrifugal cicatricial alopecia
   • CCCA
   • Dermatology, Pathology
   • https://doi.org…60.2006.00696.x

5. Institutional Rating Scale(English)

   • refers to forensic patients with a primary diagnosis of schizophrenia spectrum disorders
   • CAPP-IRS, CAPP, PCL-R
   • Scoring systems/scales, Psychiatry
   • https://doi.org…res.2018.05.019

6. indoor / in-house residual spraying(English)

   • refers to insecticides
   • ACT, LLIN, PRISM, PPY, CDC, HLC, LT, MTY
   • Malaria, Tropical medicine, Preventive medicine
   • https://doi.org…9/ajtmh.21-1285
   • https://doi.org…3071-015-1225-3