A healthy woman 's ovaries do not stop working overnight and the gradual decline in hormone production typically begins 15 years earlier.
Times, Sunday Times (2016)
Cerebral neurosecretion seems to be necessary to stimulate juvenile hormone production and release by the corpus allatum.
Lêda Regis, André F. Furtado, Yara de M. Gomes, Vera B. Coutinho, Maria José C. Schuetz, Vânia S. Cavalcante, M. Edileuza F. Brito, Helio B. Coutinho 1987, 'Secretory activity and endocrine regulation of male accessory glands in the blood-sucking bug Panstrongylus megistus (Hemiptera: Reduviidae)', Memórias do Instituto Oswaldo Cruz.