diagnóstico Flashcards

1
Q

cómo se visualizan aberraciones cromosómicas NUMÉRICAS

A

cariotipo

cariograma

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2
Q

cómo se visualizan defectos cromosómicos ESTRUCTURALES

A

FISH (fluorescence in situ hybridization)

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3
Q

métodos de laboratorio

técnica que se usa para detectar ADN, ARN y proteínas por la transferencia de ADN, ARN o proteínas a una membrana. Se visualizan detectores moleculares como radiolebeled DNA o detectores quimioluminiscente ARN

A

blotting

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4
Q

métodos laboratorio

proceso blotting

A
  1. separación por gel electroforesis
  2. moleculas separadas se transfieren del gel a membrana
  3. detección por labeled, highly specific oligonucleotide probes, antibodies, X-rays
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5
Q

blotting

muestra en northern blot

A

ARN

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6
Q

blotting

muestra en southern blot

A

ADN

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7
Q

blotting

muestra en western blot

A

proteínas

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8
Q

blotting

muestra en southwestern blot

A

DNA binding proteins (transcription factors)

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9
Q

secuencias de ADN que comúnmente se estudian con PCR

A
  1. mutaciones
  2. inestabilidad microsatelites
  3. short tandem repeats
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10
Q

testing cromosomas

usado para examinar simultaneamente niveles de expresion de diferentes genes o genotipo en muchas regiones al mismo tiempo

A

DNA microarray

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11
Q

cuándo se usan los DNA microarrays

A

variaciones en numero de copias
polimorfismos
mutaciones cancer
genetic testing

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