Citation: H. Traub et H. Scharf, NH4NO3 extractable trace element contents of soil samples prepared for proficiency testing - a stability study, FRESEN J AN, 370(2-3), 2001, pp. 270-274
Authors:
Frohlich, LG
Kotsonis, P
Traub, H
Taghavi-Moghadam, S
Al-Masoudi, N
Hofmann, H
Strobel, H
Matter, H
Pfleiderer, W
Schmidt, HHHW
Citation: Lg. Frohlich et al., Inhibition of neuronal nitric oxide synthase by 4-amino pteridine derivatives: Structure-activity relationship of antagonists of (6R)-5,6,7,8-tetrahydrobiopterin cofactor, J MED CHEM, 42(20), 1999, pp. 4108-4121