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| eCG is a form of glycoprotein that is produced from chorionic girdle cells. In females the primary target organ are the ovaries where they faciliate the formation of the accessory corpora lutea. | | eCG is a form of glycoprotein that is produced from chorionic girdle cells. In females the primary target organ are the ovaries where they faciliate the formation of the accessory corpora lutea. |
| ===Placental Lactogen (PL)=== | | ===Placental Lactogen (PL)=== |
− | Placental lactogen is a form of protein that is produced by the placenta. It's primary | + | Placental lactogen is a form of protein that is produced by the placenta. It's primary target tissue are the mammary glands where they stimulate milk production. |
− | {| style="width:75%; height:200px" border="1"
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− | | |
− | !'''Name of Hormone'''
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− | !'''Gonadotrophin Releasing Hormone'''
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− | !'''Leutinizing Hormone'''
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− | !'''Follicle Stimulating Hormone'''
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− | !'''Prolactin'''
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− | !'''Oxytocin'''
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− | !'''Oestradiol'''
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− | !'''Progesterone'''
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− | !'''Testosterone'''
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− | !'''Inhibin'''
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− | !'''Activin'''
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− | !'''Prostaglandin F2α'''
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− | !'''Human Chorionic Gonadotrophin'''
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− | !'''Equine Chorionic Gonadotrophin'''
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− | !'''Placental Lactogen'''
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− | |-
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− | | '''Abbreviation'''
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− | | GnRH
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− | | LH
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− | | FSH
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− | | PRL
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− | | OT
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− | | E2
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− | | P4
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− | | T
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− | |
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− | |
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− | | PGF2α
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− | | PGE2
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− | | hCG
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− | | eCG
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− | | PL
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− | |-
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− | | '''Biochemical Classification'''
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− | | Neuropeptide (decapeptide)
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− | | Glycoprotein
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− | | Glycoprotein
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− | | Protein
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− | | Neuropeptide (Octapeptide)
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− | | Steroid
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− | | Steroid
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− | | Steroid
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− | | Glycoprotein
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− | | Glycoprotein
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− | | Prostaglandin (C20 fatty acid)
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− | | Prostaglandin (C20 fatty acid)
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− | | Glycoprotein
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− | | Glycoprotein
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− | | Protein
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− | |-
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− | | '''Source'''
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− | | Hypothalamic Surge and Tonic Centres
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− | | Anterior Pituitary (Gonadotroph Cells)
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− | | Anterior Pituitary (Gonadotroph Cells)
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− | | Anterior Pituitary (Lactotroph Cells)
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− | | Synthesized in the Hypothalamus, Stored in the Posterior Pituitary, Synthesized by the Corpus Luteum
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− | | Granulosa Cells of Follicle, Placenta and Sertoli Cells of Testes
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− | | Corpus Luteum and Placenta
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− | | Interstitial Leydig Cells of Testes, Theca Interna Cells of the Follicle
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− | | Granulosa Cells (female), Sertoli Cells (male)
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− | | Granulosa Cells (female), Sertoli Cells (male)
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− | | Uterine Endometrium, Vesicular Glands
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− | | Ovary, Uterus, Embryonic Membranes
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− | | Trophoblast Cells of the Blastocyst (Chorion)
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− | | Chorionic Girdle Cells
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− | | Placenta
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− | |-
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− | | '''Male Target Tissue'''
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− | | Anterior Pituitary (Gonadotroph Cells)
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− | | Testes (Leydig Cells)
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− | | Testes (Sertoli Cells)
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− | | Testes, Brain
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− | | Smooth Muscle of Epididymal Tail, Ductus Deferens, Ampulla
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− | | Brain, Inhibits Long Bone Growth
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− | | Accessory Sex Glands, Tunica Dartos (Scrotum), Semniferous Epithelium, Skeletal Muscle
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− | | Anterior Pituitary (Gonadotroph Cells)
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− | | Anterior Pituitary (Gonadotroph Cells)
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− | | Epididymis
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− | |
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− | |
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− | |
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− | |
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− | |-
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− | | '''Female Target Tissue'''
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− | | Anterior Pituitary (Gonadotroph Cells)
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− | | Ovary (Theca Interna and Luteal Cells)
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− | | Ovary (Granulosa Cells)
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− | | Mammary Cells, Corpus Luteum in Rodents
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− | | Uterine Myometrium and Endometrium, Myoepithelial Cells of Mammary Glands
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− | | Hypothalamus, Entire Tract, Mammary Gland
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− | | Uterine Endometrium, Mammary Gland, Myometrium, Hypothalamus
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− | | Brain, Skeletal Muscle, Granulosa Cells
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− | | Anterior Pituitary (Gonadotroph Cells)
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− | | Anterior Pituitary (Gonadotroph Cells)
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− | | Corpus Luteum, Uterine Myometrium, Ovulatory Follicles
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− | | Corpus Luteum, Oviduct
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− | | Ovary
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− | | Ovary
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− | | Mammary Gland
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− | |-
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− | | '''Male Primary Action'''
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− | | Release of FSH and LH from the Anterior Pituitary Gland
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− | | Stimulates Testosterone Production
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− | | Sertoli Cell Function
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− | | Induce Maternal Behaviour
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− | | PGF2α Synthesis, Pre-Ejaculatory Movement of Spermatozoa
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− | | Sexual Behaviour
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− | |
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− | | Anabolic Growth, Promotes Spermatogenesis, Promotes Secretion of Accessory Sex Glands
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− | | Inhibits FSH Secretion
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− | | Stimulates FSH Secretion
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− | | Affects Metabolic Activity of Spermatozoa, Epididymal Contractions
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− | |
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− | | Increased Growth of Foetal Testes
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− | |
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− | |
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− | |-
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− | | '''Female Primary Action'''
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− | | Release of FSH and LH from Anterior Pituitary Gland
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− | | Stimulates Ovulation, Formation of Corpora Lutea and Progesterone Secretion
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− | | Follicular Development, Oestradiol Synthesis
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− | | Lactation, Maternal Behaviour, Corpora Lutea Function (some species)
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− | | Uterine Motility, Uterine PGF2α Synthesis, Milk Ejection
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− | | Sexual Behaviour, GnRH, Elevated Secretory Activity of Tract, Enhanced Uterine Motility
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− | | Endometrial Secretion, Inhibits GnRH Release,Inhibits Reproductive Behaviour, Maintenance of Pregnancy
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− | | Substrate For E2 Synthesis, Abnormal Masculinization
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− | | Inhibits FSH Secretion
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− | | Stimulates FSH Secretion
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− | | Luteolysis, Uterine Tone and Contraction, Ovulation
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− | |Ovulation, Corpus Luteum Secretion of Progesterone
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− | | Facilitates Ovarian Production of Progesterone
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− | | Formation of Accessory Corpora Lutea
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− | | Mammary Stimulation
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− | |
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− | |}
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