Originally published in 1945, this book presents a detailed study of the nature of sex hormones.Originally published in 1945, this book presents a detailed study of the nature of sex hormones and the reactions of living tissues towards them, providing a co-ordinated summary of experimental inquiries in the field. This book will be of value to anyone with an interest in the history of science and endocrinology.Originally published in 1945, this book presents a detailed study of the nature of sex hormones and the reactions of living tissues towards them, providing a co-ordinated summary of experimental inquiries in the field. This book will be of value to anyone with an interest in the history of science and endocrinology.Originally published in 1945, this book presents a detailed study of the nature of sex hormones and the reactions of living tissues towards them, providing a co-ordinated summary of experimental inquiries in the field. A variety of tables and illustrative figures are also included, together with a glossary and a list of references. This book will be of value to anyone with an interest in the history of science and endocrinology.Preface; Part I. Gonadotrophins: 1. The nature and functions of gonadotrophins; 2. Factors which influence the gonadotrophic activity of the pituitary; 3. Factors which influence the reaction of the gonads to gonadotrophins; 4. Factors which affect the cytological structure and weight of the anterior lobe of the pituitary; Part II. Gonadal Hormones: 5. A general view of the gonadal hormones; 6. Androgens; 7. The action of androgen on the reproductive organs before their complete differentiation; 8. The action of androgen on the reproductive organs after their complete differentiation; 9. The action of androgen on the accessory generative organs; 10. The action of androgen on tissues and organs other than those already dealt with; Part IV. Oestrogens: 11. Oestrogens; 12. The action of oestrogen on the embryonic gonads and M?llel™