Week 13 discussion

Week 13 discussion - needed to prevent cystic fibrosis....

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Cystic fibrosis is a hereditary disease which affects the entire body, causing progressive disability and sometimes death early in life. The name cystic fibrosis refers to the characteristic scarring and cyst formation in the pancreas. Lung infections often occur which leads to difficulty in breathing. This may be treated by antibiotics and other medicine, though there is no cure. There are many other symptoms including sinus infections, poor growth, diarrhea, and infertility that result from the effects of cystic fibrosis on other parts of the body. Cystic Fibrosis is caused by a mutation in the gene for the protein cystic fibrosis transmembrane conductance regulator (CFTR). This gene regulates the components of sweat, digestive juices, and mucus. Although most people without cystic fibrosis have two working copies of the CFTR gene, only one is
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Unformatted text preview: needed to prevent cystic fibrosis. Cystic fibrosis develops when neither gene works normally. Therefore, cystic fibrosis is considered an autosomal recessive disease. Cystic fibrosis is most common among Caucasians and Jewish people. 1 in 25 people of European descent carry one gene for cystic fibrosis. Approximately 30,000 Americans have cystic fibrosis. It is one of the most prevalent inherited deadly diseases. Individuals with cystic fibrosis can be diagnosed before birth by genetic testing or by a sweat test in early childhood. There is no cure, and most individuals with cystic fibrosis die very young due to lung failure in their 20s or 30s. If the cystic fibrosis gets very bad, a lung transplant is the only way to get some relief....
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This note was uploaded on 10/31/2010 for the course BIO 1320 taught by Professor Scott during the Spring '10 term at Western New Mexico.

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