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Radiation Exposure Effects in Humans - Department of Energy ...

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Stochastic <strong>Effects</strong>: Hereditary<br />

• Three pr<strong>in</strong>cipal categories <strong>of</strong> genetic diseases<br />

– Mendelian<br />

• Autosomal dom<strong>in</strong>ant (Polydactyl, Hunt<strong>in</strong>gton’s chorea)<br />

• Autosomal recessive (Sickle-cell anemia, cystic fibrosis)<br />

• X-l<strong>in</strong>ked (Hemophelia, color-bl<strong>in</strong>dness)<br />

– Chromosomal aberrations (Down’s syndrome, embryonic<br />

death)<br />

– Mutlifactorial diseases (neural tube defect, cleft palate,<br />

diabetes, hypertension)<br />

• <strong>Radiation</strong>-<strong>in</strong>duced genetic diseases are not unique<br />

• Data on hereditary effects comes almost entirely from<br />

animal studies (i.e. Mega-mouse study)<br />

16

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