ASSISTED BREEDING

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ASSISTED BREEDING

• ANSC 5063

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ASSISTED BREEDING

• Artificial Insemination
• Estrous Cycle Control
• Embryo Transfer / Oocyte Transfer
• In Vitro Fertilization
• Cloning - Embryo Splitting
• - Nuclear Transfer
• Semen Sexing
• Gene Splicing

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ADVANTAGES AND CONSIDERATIONS OF ARTIFICIAL
INSEMINATION

• Increase production
• Prove more sires
• Eliminate danger and expense of keeping a male
• Reduce the number of males needed
• Control disease
• Increase sire life
• Reduce injuries
• Aid fertility control
• Requires better identification
• Aids specific genetic selection
• Reduce sire cost

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Brain Hypothalamus - Pituitary Gland
PINEAL
Melatonin
HYPOTHALAMUS
GnRH (Gonadotropin Releasing Hormone)
ANTERIOR PITUITARY
LH (Luteinizing Hormone) FSH (Follicle
Stimulating Hormone) PROLACTIN TSH (Thyroid
Stimulating Hormone) ACTH (Adrenal Cortical
Tropic Hormone) STH or GH (SOMATOTROPIN)
POSTERIOR PITUITARY
OXYTOCIN ADH (Antidiuretic Hormone
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FEMALE REPRODUCTIVE SYSTEM
Estrogen
Progesterone
Inhibin
Prostaglandin f2a
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Testosterone
Inhibin