thumb|PVH neurons of Long-Evans rat marked with fluoro-gold
thumb|PVH neurons of Long-Evans rat marked with fluoro-gold
Hydroxystilbamidine is a fluorescent dye that emits different frequencies of light when bound to DNA and RNA. It is used as a retrograde tracer for outlining neurons, and as a histochemical stain.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).