for those in the know on vaccine mfg....

1,712 Views | 5 Replies | Last: 5 yr ago by rkramer
Aggie95
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AG
they say approximately 20 million doses by end of the year. Is the process to make the vaccine that long? Do certain components of the vaccine have to cure over time? If the gov't gave another huge influx of cash could they make more?

I know we are crazy in debt, but I would rather see $1T go to this process than another $2T stimulus.....but that point is moot if the process truly can't be sped up.
Please tell me there's a special place in Heaven for Aggie fans! It's like we are living some sort of penance on Earth.
Harry Stone
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AG
The mRNA vaccines dont have to cure over time like traditional vaccines. But we also don't have the manufacturing power to produce. Even though they are beginning with 4,000 gms of mRNA, which sounds like so little, we've never really even produced 100 gms in such a short time in this world. Once the first 20M or so doses are produced, the mfg process will inevitably speed up, but right now we r teaching a newborn how to crawl at 1 month, so to speak.
amercer
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AG
There is only so much bio manufacturing capacity in the world and it can be very specific for the molecules they are making. Also, even at warp speed there are QA and regulatory things you just can't skip without putting lives in danger.
Leggo My Elko
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AG
What about distribution? I understand the Pfizer vaccine has to be kept at -80 Celsius, not sure about the Moderna.

If it has to be kept at -80C, how much of the normal distribution channels does that eliminate?
CDub06
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AG
Pfizer's has to be stored at -70c. Moderna's stays stable under normal refrigeration, so it doesn't require any special equipment.
Detmersdislocatedshoulder
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Why do these vaccines have to be stored at -70 to -80 degrees? Is that normal for most vaccines?
rkramer
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AG
mRNA (which these vaccines are based on) is inherently unstable and must be stored at very low temperatures to maintain stability. There are work arounds with different formulations that can achieve stability at higher temperatures, but these take time to develop.

Moderna has been working on more stable mRNA vaccine formulations long before the pandemic, which is why their's can be stored under normal refrigerated conditions.
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