A thread on the non existent Vitamin A.
The first failed (Japanese) 'isolation' attempt (1924). Note: no definite chemical formula was discovered and a dying rat was the only forced witness.
Source:
1/5 science.org/doi/10.1126/sc…
The 2nd failed 'isolation' attempt (1937) where the chemical formula was given (by Karrer) even before the isolation experiment. Since Vitamin A was unknown, how could one be sure 60 rats were "depleted of Vitamin A"? #ReificationFallacy
Source:
2/5 cabidigitallibrary.org/doi/full/10.55…
The failed Vitamin D isolation experiment (Mellanby/Mccollum) confirmed the fish liver oil crystallin wasn't a single substance.
3/5
However, the participation reward for a failed experiment is at lease a ##dynymitetrash Prize:
4/5nobelprize.org/prizes/chemist…
Conclusion:
"Patenting a fake synthetic substance to cure imaginary diseases" has been the petroleum based drug business model for a millennium.
#WhichPhDisntInsane
5/5
unroll @threadreaderapp
Share this Scrolly Tale with your friends.
A Scrolly Tale is a new way to read Twitter threads with a more visually immersive experience.
Discover more beautiful Scrolly Tales like this.