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Técnicas de análise de DNA e RNA

Técnicas de análise de DNA e RNA

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Análise da expressão génica com microarrays <strong>de</strong> <strong>DNA</strong> (1)<br />

Cada spot contém 10 6 -10 9 cópias da mesma<br />

sequência <strong>de</strong> c<strong>DNA</strong> <strong>de</strong> várias centenas <strong>de</strong><br />

pares <strong>de</strong> bases.<br />

c<br />

Perfect match<br />

Mismatch<br />

Cada gene está representado por 20 pares <strong>de</strong><br />

oligonucleótidos (PM e MM) diferentes <strong>de</strong><br />

ca<strong>de</strong>ia simples com 20-25 nt.

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