Moderna and Pfizer/BioNTech could face Covid-19 vaccine shortage due to a key ingredient: Lipid nanoparticles – Vox.com
As vaccines are distributed around the world, an effective end to the Covid-19 pandemic seems to be on the horizon. Theres a new vaccine from Johnson & Johnson now being delivered, with supplies soon to be boosted by a deal with the pharmaceuticals giant Merck. President Biden now says the United States will have enough doses for every American by the end of May. But still, many still want to know why there arent more shots to go around right now.
Heres part of the answer: Were still racing to make…
