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Kaplan Qbank USMLE



Author4 Posts
  #1

Which recognition enzyme is deficient in Xeroderma Pigmentosa?

  #2

excision endonuclease

___________________
I hear and I forget. I see and I remember. I do and I understand.
--Confucius

  #3

defect excision repair :
uvr ABC endonuclesa

Autosomal recessive.Result in inability to repair thymidine dimers,which form in DNA when exposed to UV ligth.
associated with dry skin and with melanoma and others cancers.

FA 2004.(141)

___________________
Ruben sssss

  #4

correct mash grin
yes excision endonunclease is deficient recognition enz
and repair enz are DNA polymerase and DNA ligase
rubness thanks for other details







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