![454: Efavirenz retarda a doença priônica mexendo no colesterol do cérebro [PT]](https://cdn.podme.com/podcast-images/7B76293D7CD5BE7A7F9E4BBB89C99A2E_small.jpg)
454: Efavirenz retarda a doença priônica mexendo no colesterol do cérebro [PT]
Ali T et al., JCI Insight - Um antirretroviral aprovado para HIV, dado por via oral em microdose, prolongou a sobrevida de camundongos que carregam a proteína priônica humana e foram infectados com pr...
2 Sep 17min

453: Efavirenz slows sCJD progression by reshaping brain cholesterol
Ali T et al., JCI Insight - Repurposed low-dose efavirenz slowed disease progression and extended survival in tg650 mice inoculated with MM1 sCJD prions by activating CYP46A1, raising 24S‑hydroxychole...
31 Aug 20min
![452: Reduzir a PrP funciona em todas as linhagens [PT]](https://cdn.podme.com/podcast-images/084F5BFEE7A5B1F439B246CEC413062D_small.jpg)
452: Reduzir a PrP funciona em todas as linhagens [PT]
Minikel EV et al., Nucleic Acids Research - Este estudo testa a redução da proteína priônica (PrP) por oligonucleotídeos antisense (ASOs) em camundongos, variando doses, esquemas de aplicação, linhage...
28 Aug 28min

451: Prion protein lowering is disease-modifying across stages and strains
Minikel EV et al., Nucleic Acids Research - This study uses antisense oligonucleotides (ASOs) to lower prion protein (PrP) RNA in mice and shows dose-dependent extension of survival, efficacy across m...
25 Aug 24min
![450: ASOs que reduzem PrP prolongam a sobrevida [PT]](https://cdn.podme.com/podcast-images/A5C5BA0B804B4C6A03A52C909907DD55_small.jpg)
450: ASOs que reduzem PrP prolongam a sobrevida [PT]
Raymond GJ et al., JCI Insight - This episode covers a 2019 study showing that sequence-specific antisense oligonucleotides (ASOs) targeting the prion protein (PrP) mRNA, delivered by bolus intracereb...
24 Aug 24min
![449: siRNA divalente para doença priônica [PT]](https://cdn.podme.com/podcast-images/D37CFDEC8AF1DE644F00B2288E1DE71C_small.jpg)
449: siRNA divalente para doença priônica [PT]
Gentile JE et al., Nucleic Acids Research - Discovery and preclinical development of divalent siRNA candidates targeting PRNP, identifying 2439-s4 as a potent, durable human PRNP-lowering drug candida...
24 Aug 28min

448: PrP‑lowering ASOs prolong survival in prion‑infected mice
Raymond GJ et al., JCI Insight - This study tests antisense oligonucleotides (ASOs) targeting Prnp in wild‑type mice infected with RML prions and shows that sequence‑specific PrP lowering by bolus i.c...
23 Aug 25min

447: Divalent siRNA for prion disease
Gentile JE et al., Nucleic Acids Research - This study develops and tests divalent siRNA molecules that lower prion protein (PrP) in the brain, identifies a potent human-targeting candidate (2439-s4),...
23 Aug 23min



















