placentation
CHAPTER 9 Comparative placentation Morten Vejlsted Upon entering the uterine cavity, the embryo is initially nourished by secretions from the uterine glands. Collectively, these products are known as histotrophe or…
Gametogenesis
CHAPTER 4 Gametogenesis Poul Hyttel At fertilization, the maternal and paternal genomes are united in the one-cell fertilized ovum, forming the zygote. In order to carry the two genomes to…
reproduction technologies
CHAPTER 21 Assisted reproduction technologies Gábor Vajta, Henrik Callesen, Gry Boe-Hansen, Vanessa Hall, Poul Hyttel Over thousands of years, mankind has slowly altered the traits of domestic animals to meet…
cleavage and blastulation
CHAPTER 6 Embryo cleavage and blastulation Morten Vejlsted Upon fertilization, meiosis is completed and cell cyclicity returns to the mitotic pattern. The unique embryonic genome has been established through the…
Fertilization
CHAPTER 5 Fertilization Fred Sinowatz Sexual reproduction occurs through fertilization, during which two haploid gametes fuse to produce a genetically unique individual. Fertilization, the process by which the spermatozoon and…
and molecular mechanisms in embryonic development
CHAPTER 2 Cellular and molecular mechanisms in embryonic development Morten Vejlsted INITIAL EMBRYONIC DEVELOPMENT AND GESTATIONAL PERIODS Embryonic development encompasses all the processes whereby a single cell – the fertilized…
of embryology
CHAPTER 1 History of embryology Poul Hyttel, Gábor Vajta Embryology, the study of development from fertilization to birth, has always intrigued philosophers and scientists. Universal fascination with the way in…
reproduction
CHAPTER 3 Comparative reproduction Morten Vejlsted This chapter provides an introduction to the regulatory systems involved in reproduction, with a particular focus on the female and on the hormones of…
listing of developmental chronology
CHAPTER 18 Comparative listing of developmental chronology Poul Hyttel Table 18-1: Chronological listing of developmental events in cattle in relation to stage of gestation (Days post coitum). Information accumulated from…
of the immune system
CHAPTER 13 Development of the immune system Morten Vejlsted The adult body employs multiple layers of defence against foreign materials. These defences are derived from all three embryonic germ layers….
