BDNF and androgen insensitivity syndrome: AIS (+) subjects had increased evening BDNF and proBDNF levels in contrast with its AIS (−) group (18.8 (6.1–26.7) vs. 6.6 (6.2–8.1) p < 0.001, and 9.7 (2.5–28.0) vs. 3.1 (2.1–3.8) p < 0.001 respectively, Figure 3A).