References for Endocrine Glands, lesson 2 of Chapter 1 Stojilkovic SS, Zemkova H. P2X receptor channels in endocrine glands. Wiley Interdiscip Rev Membr Transp Signal. 2013;2(4):173-180. Falus A, Hegyesi H, Lazar-Molnar E, Pos Z, Laszlo V, Darvas Z. Paracrine and autocrine interactions in melanoma: histamine is a relevant player in local regulation. Trends Immunol. 2001;22(12):648-652.
Endocrine glands are ductless1. As stated in Lesson 1 of Chapter 1 (introduction to Endocrinology), unlike the other organ systems, such as cardiovascular, gastrointestinal, hepatobiliary, the nervous system, etc., the endocrine glands are not physically connected to each other. In this lesson, we will discuss these glands and their functions. Endocrine glands1 secrete their products