Saturday Genetics Quiz #25: Gene Therapy Part 1
This week’s genetics quiz question:
What are the different approaches for correcting faulty genes?
Answers:
1. A normal gene may be inserted into a nonspecific location within the genome to replace a nonfunctional gene. This approach is most common.
2. An abnormal gene could be swapped for a normal gene through homologous recombination.
3. The abnormal gene could be repaired through selective reverse mutation, which returns the gene to its normal function.
4. The regulation (the degree to which a gene is turned on or off) of a particular gene could be altered.
More genetics quiz questions about gene therapy next week!
From Human Genome Project Information.
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3 opinions for Saturday Genetics Quiz #25: Gene Therapy Part 1
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Jan 6, 2006 at 8:39 pm
[…] This week’s genetics quiz question follows up on part 1: […]
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Apr 28, 2006 at 6:45 am
[…] For more information on gene therapy, see Saturday Genetics Quizzes 25, 26, 27, 28 […]
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Sep 1, 2006 at 11:38 am
[…] Scientists at the National Cancer Institute have been able to induce melanoma patients’ own immune system to attack cancerous cells and eliminate them with gene therapy using a retrovirus engineered to encode a T cell receptor. Two out of 17 people in the study achieved cancer regression. […]
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