There are multiple definitions:

1. Carworth Farms Webster [mouse pup](English)

   • used to study anxiolytic-like effects of particular drugs
   • SSRI, USV
   • Anxiety/fear, Experimental animal, Pharmacology / pharmaceutics
   • https://doi.org…jpet.103.058206

2. calcofluor white(English)

   • PAS, UVA
   • Microscopy, Ophthalmology, Microbiology
   • https://doi.org…47/OPTH.S284306