patrones de herencia no clásicos Flashcards

(6 cards)

1
Q

qué sucede por una mutación en gen distrofina

A

alteración estructura proteína distrofina –> alteración de vías señalización celulares –> necrosis de células musculares afectadas –> reemplazo con tejido conectivo y adiposo “pseudohipertrofia”

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2
Q

fisiología de proteína distrofina

A

ancla el citoesqueleto de células cardíacas y esqueléticas a la matriz extracelular por medio de filamentos de actina a alfa y beta distroglicanos conectados a laminina extracelular

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3
Q

impronta corea de huntington

A

paternal inheritance causes more CAG triplets

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4
Q

cuántos genes hay en cromosoma X

A

1,300

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5
Q

anticipación genética

A

earlier age-of-onset in some genetic diseases in recent generations of families

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6
Q
A
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