From the goldfish brain, UI mRNA is principally expressed within the telencephalon/preoptic area, and also during the optic tectum/thalamus, hypothalamus, cerebellum, and medulla oblongata, but not during the olfactory bulb and pituitary. During the white sucker brain, UI mRNA is detected from the preoptic location as well as the nucleus https://chanceuouxv.onesmablog.com/5-easy-facts-about-83930-33-0-free-base-described-76938908