1992 Volume 45 Issue 10 Pages 1566-1572
NG-011 and NG-012, novel potentiators of nerve growth factor (NGF) were isolated from the culture broth of Penicillium verruculosum F-4542.
The structures of NG-011 and NG-012 were elucidated by their spectral analysis and degradation experiments as shown in Fig. 1.