250 l of Lipofectamine mixture was added to the siRNA mixture
Results obtained after loading the increased abundance of metabolites in Fig
In contrast, the only significant change among non-responders was in the vitamin B12 levels
Single injection: a simple way to get started once a deficiency is identified
Critically, this was achieved without requiring any carrier system, unlike TGF- and other growth factors that require special delivery mechanisms
The compound was first reported in Al-Obeidi, Castrucci, Hadley, and Hruby, J Med Chem 32 (12):255561 (1989) (PMID 2555512), building on the earlier open-chain superpotent precursor [Nle, D-Phe]--MSH reported by Sawyer, Sanfilippo, Hruby, Engel, Heward, Burnett, and Hadley in PNAS 77 (10):57548 (1980) (PMID 6777774)