pyridoxine
- n a B vitamin that is essential for metabolism of amino acids and starch
- Doctors announced the arrival of vitamin B-6 (pyridoxine), a new member of the prolific B family of vitamins, back in 1934.
- On the 299th try they got a mold that would not grow unless it was fed vitamin B-6 (pyridoxine).
- On the 299th try they found an ailing spore that needed only vitamin B-6 (pyridoxine) to make it grow lustily.