Name some ways in which drugs are delivered to the

body.

From Lin and Pisano, 1999

From Lin and Pisano, 1999

From Lin and Pisano, 1999

From Lin and Pisano, 1999

From Paolino et al, 2006

From Wang et al, 2006

Steps in in vitro fertilization

1. Stimulate ovulation in female patient2. Harvest eggs3. Harvest sperm4. Sort sperm5. Place egg and sperm in micromanipulator6. Inject sperm into egg7. Check for fertilization8. Wait for embryo to develop into blastocyst (5 days)9. Place blastocyst into the endometrial lining of the

mother

Human Egg Cell

Intracytoplasmic Sperm Injection

Embryo at the 8-cell stage

Embryo at the blastocyst stage (ready for implantation)

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From Park et al., 2005

From Park et al., 2005