| 1 |
What specific markers were used to assess the purity of the STEM-PD batch?
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FOXA2 and OTX2 |
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1) Prepare STEM-PD cell batch
2) Test Marker expression
3)Check for unwanted cell markers
4)Compare result
5)confirm purity |
It can be used for identifying the desired ventral midbrain progenitor cells.
FOXA2 marks ventral midbrain identity while OTX2 marks midbrain or Forebrain developtment. |
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| 2 |
What is the primary function of AI in the medical imaging industry?
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To automate administrative tasks |
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Managing patients' records, processing documents and inventory, analyzing data for planning and operations. |
AI in automotive administrative tasks is used to automate routine processes and improve efficiency and accuracy. |
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| 3 |
Which of the following is a key benefit of AI in radiology noted in the article?
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Reduces the speed of diagnosing |
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It can help identify abnormalities such as tumors, fractures, or sign or diseases. |
AI can process and analyze large numbers of medical images very quickly and can recognize patterns that may be difficult to recognize. |
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| 4 |
What does AI literacy refer to according to the article?
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Legal knowledge about AI usage |
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Shows how it works, and their benefits/limitation. |
Because understanding AI is important for using it correctly, safely, and effectively. Without AI literacy, people may misuse AI, trust incorrect outputs, or not recognize its limitations. |
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| 5 |
Which factor is NOT listed as influencing the acceptability of AI among healthcare professionals?
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The color of the AI machines |
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The color doesn't have anything to do with how the machines work or the benefits you get from it. |
To influence the acceptability of AI among healthcare professionals is the trust in it and the understanding of the system, etc. |
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| 6 |
What role does social influence play in AI acceptability in healthcare according to the article?
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Affects healthcare professionals’ decisions to use AI |
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In technology acceptance models, social influence refers to how people in the medical field affect their intention or decision to adopt and use AI. |
The article explains that colleagues, supervisors, and professional opinions influence whether healthcare professionals accept and use AI. Therefore, social media influence affects their decision to use AI. |
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| 7 |
What is a perceived threat regarding AI usage in healthcare settings?
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Concerns about replacing healthcare professionals |
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AI (artificial intelligence) can take someone's job or profession, for example, Cyber security department or coding engineers. |
Artificial Intelligence is a threat to many professions; moreover, jobs that is in the medical field and healthcare are also at risk of being taken over by AI. |
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| 8 |
According to the article, what is essential for increasing AI acceptability among medical professionals?
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Ensuring AI systems have high algorithmic performance |
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The better the performance, the more people will trust it. |
Human Nature will trust something if it gives or has great effectiveness so that we can get the best of what we wanted from the start and for our convenience. |
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| 9 |
What does the 'system usage' category of AI acceptability factors include according to the article?
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Factors like value proposition and integration with workflows |
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It makes it easier and more useful for professionals to adopt |
AI's value proposition and its integration with existing clinical workflows affect whether healthcare professionals are willing to use it. |
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| 10 |
How does ethicality impact AI acceptability among healthcare professionals?
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Affects views on AI based on compatibility with professional values |
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If it's effective in assisting professionals in the medical field, it will affect the view based on compatibility with professional values. |
Human nature likes everything that can assist them, giving them convenience. |
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| 11 |
What methodological approach did the article emphasize for future AI acceptability studies?
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Considering user experience and system integration deeply |
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Because understanding of the user's needs affects the likeness. |
By considering user experiences and system integration deeply its shows a huge connection that will empathize with future AI acceptability. |
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| 12 |
What is the primary objective of using human embryonic stem cells in treating Parkinson’s disease?
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To replace lost dopamine neurons. |
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To restore the dopamine-producing neurons lost in Parkinson's Disease. |
Parkinson's Disease is caused by the loss of dopamine-producing neurons in the brain. Human embryonic stem cells can be differentiated into dopamine neurons and transplanted to replace the lost cells. |
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| 13 |
Which animal was used to test the STEM-PD product for safety and efficacy?
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Rats |
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The STEM-PD products underwent a 39-week safety study in rats where researchers tested for toxicity, tumor formation, and biodistribution. |
It was evaluated in a rat model of parkinson's disease to confirm that it could restore motor function by replacing dopamine-producing neurons. Proven by researchers led by Jea H. Lee and colleagues. |
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| 14 |
What was the duration of the preclinical safety study in rats mentioned in the article?
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3 months |
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Approximately 39 weeks of safe study on the rat. |
Because the period of 3 months allowed the researcher to observe whether the transplanted stem cells survived, developed into dopamine-producing neurons, and improved the symptoms of Parkinson's Disease. |
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| 15 |
What is the name of the clinical trial phase mentioned for STEM-PD?
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Phase I/IIa |
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The STEM-Pd product first entered a human phaseI/IIa clinically trial to evaluate the effectiveness in patients with Parkinson's Disease. |
Because this phase is where it enters the human for safety and early effectiveness. |
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| 16 |
How is the STEM-PD product manufactured?
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Using spontaneous differentiation |
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STEM-PD is manufactured by guiding human embryonic stem cells to develop into midbrain dopaminergic neurons using a standardized GMP manufacturing process. This ensures the cells are safe and suitable for humans. |
Human embryonic stem cells have dopamine neurons that patients with Parkinson's are missing, so they needed it to help with the symptoms. |
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| 17 |
According to the article, what confirmed the safety of the STEM-PD product in rats?
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There were no adverse effects or tumor formation. |
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So if no abnormality appeared after the 3-month test, it proves that it is suitable for human use as well. |
The experiment was conducted on rats as a mammal that is usually used in research for a cure or to help with symptoms of many diseases, it shows no abnormality, so it's fine to be used on humans or proven to be safe for use in the medical field. |
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| 18 |
What key finding was noted in the efficacy study of STEM-PD in rats?
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Transplanted cells increased cognitive impairments. |
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It'll help with the symptoms of the patients that have Parkinson's disease. |
The lost cells that have been replaced will help the patients with Parkinson's disease and help restore their motor skills and help them control their limbs or parts better. |
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| 19 |
What role do growth factors like FGF8b and SHH play in the manufacturing process of STEM-PD?
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They enhance pluripotency. |
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They enhance and direct the stem cell to develop into midbrain dopamine-producing neurons during manufacturing. |
FGf8b and SHH provide developmental signals that mimic embryonic brain development. These signals direct the stem cells to become midbrain neurons and so on. |
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| 20 |
What was a key outcome measured in the preclinical trials for efficacy in rats?
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Recovery of motor function |
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It was tested so that human can restore their motor function from Parkinson's disease. |
Parkinson's disease mainly affects the motor function due to the loss of dopamine neurons. Therefore, the most important measure of treatment success in rats is whether motor functions improve. |
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