... thought of gene therapy seems somewhat simple, but there are risks that come with this new field of biotechnology. Gene therapy is a relatively new procedure and many of the risks are unknown. Currently viruses and other agents have been the most effective way to deliver healthy genes, but can also ... through germline gene therapy. With the second type of gene therapy comes an immense amount of controversy partly because of the difficulty of this procedure, but more importantly it's ethical ramifications. Germline gene therapy involves modifying the genes in sperm or egg-producing cells...

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... its chest. For centuries, physicians and researchers used animals to enhance their knowledge about how the various organs and systems of the body functioned, as well as to improve their surgical skills. As this knowledge grew, new scientific disciplines were born. First physiology, and pharmacology, and much later bacteriology, and immunology evolved as animal experimentation became more widespread. Table 2 depicts the ... . infection to extensive paralysis. Today the disease has Species studied: sheep been eradicated in the western hemisphere. Species 1900's studied: rabbits, monkeys, a...

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... not cause insertional mutagenesis so that normal gene function (of other genes) is impaired. Third, there must be no lingering effects from the original gene deficiency. Finally, the gene insertion procedure must not induce genetic side effects. Moreover, there must be sufficient assurance that the manipulation will not be lethal to the preimplantation embryo and there needs to be a high effficiency ... nervous system is the target of the pathology, and the clinical outcomes are marked by profound disability and premature death. Here, somatic cell gene therapy, if applicable, would prob...

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• Grade Level: Undergraduate

... caused by a virus that was transmitted from animals to humans. Baboons and swine both carry numerous transmittable agents and perhaps more that we are unable to detect. (Downie 205) The procedure is one of high risk since the animal organ can transmit viruses, bacteria or fungi that the animal is immune to and can produce fatal outcomes in humans. For example ... animals had not been able to turn and lie down naturally. These animals used for transplant purposes have to deal with physical and emotional pain as they undergo testing and surgical procedures. . (Beauchamp par.10) Humans con...

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