Esr1-dependent signaling and transcriptional maturation in the medial preoptic area of the hypothalamus shape the development of mating behavior during adolescence. - Hashikawa K; Hashikawa Y; Briones B; Ishii KK; Liu Y; Rossi M; Basiri ML; Chen JY; Ahmad O; Mukundan R; Johnston N; Simon R; et al. (ELife, 2026)