Its easy to get confused by what appears to be conflicting information
Plant J 49:159172 Pastori GM, Kiddle G, Antoniw J, Bernard S, Veljovic-Jovanovic S, Verrier PJ, Noctor G, Foyer CH (2003) Leaf vitamin C contents modulate plant defence transcripts and regulate genes controlling development through hormone signalling
For long-term storage of lyophilized (powder) Glutathione, a freezer at -20C (-4F) or colder is the gold standard
Dissociated human and mouse tumour cells and 4T1 cells were cultured in RPMI 1640 supplemented with GlutaMAX (Gibco, 61870010) and 10% FBS (Eurobio Scientific, CVFSVF00-01)
The compound remains available through research chemical suppliers and peptide vendors for research purposes