Alzheimer's Disease Causative Pathway and Current Clinical Trials

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

What is a major issue contributing to the lack of success in Alzheimer's disease clinical trials?

  • Difficulty in designing appropriate clinical trials (correct)
  • Too many participants in the trials
  • Overwhelming success of previous clinical trials
  • Lack of funding for clinical trials

Which type of therapy focuses on targeting tau in Alzheimer's disease?

  • Microglia activation therapy
  • Solanezumab
  • Gantenerumab (correct)
  • Anti-Aβ antibodies

What was the outcome of the clinical trials with Solanezumab and Gantenerumab?

  • Only Solanezumab showed positive results
  • Both drugs showed significant improvement in cognitive decline
  • Neither drug demonstrated significant benefits (correct)
  • Only Gantenerumab showed positive results

Why do researchers face challenges in designing clinical trials for Alzheimer's disease therapies?

<p>Variability in disease progression and diagnosis (D)</p> Signup and view all the answers

What is a common focus of therapeutic approaches for addressing Alzheimer's disease?

<p>Targeting neuroinflammation pathways (C)</p> Signup and view all the answers

What are the key therapeutic targets for Alzheimer's disease pathology?

<p>Aβ antibodies (B)</p> Signup and view all the answers

Which drug is a non-competitive antagonist at NMDA, 5HT3, and nicotinic acetylcholine receptors?

<p>Memantine (D)</p> Signup and view all the answers

What is the mode of action of Solanezumab in Alzheimer's disease?

<p>Anti-Aβ antibodies (D)</p> Signup and view all the answers

Gantenerumab primarily targets which aspect of Alzheimer's disease pathology?

<p>Aβ plaques (B)</p> Signup and view all the answers

Which treatment option aims to reduce glutamate excitotoxicity in Alzheimer's disease?

<p>Memantine (C)</p> Signup and view all the answers

What is a common feature of Phase II and III trials for Alzheimer's disease treatments?

<p>Targeting disease pathomechanisms (D)</p> Signup and view all the answers

What do tau tangles correlate better with, in terms of cognitive dysfunction, compared to plaques?

<p>Memory impairment (C)</p> Signup and view all the answers

What is the primary focus of Aβ immunotherapies?

<p>Neutralizing the target to prevent aggregation (A)</p> Signup and view all the answers

What is the main purpose of attracting immune cells in Aβ immunotherapies?

<p>To degrade Aβ through microglia (A)</p> Signup and view all the answers

In what phase of clinical trials are anti-Aβ antibodies like Solanezumab and Gantenerumab commonly evaluated?

<p>Phase II and III trials (C)</p> Signup and view all the answers

Which of the following is NOT a proposed mechanism of action for Aβ immunotherapies?

<p>Reducing tau tangles formation (C)</p> Signup and view all the answers

What is the key difference between an active and passive immunization approach to Aβ immunotherapies?

<p>Passive immunization stimulates antibody production, while active directly treats with antibodies. (A)</p> Signup and view all the answers

Flashcards are hidden until you start studying

More Like This

Use Quizgecko on...
Browser
Browser