Correction to: Metacytofilin, a novel immunomodulator produced by Metarhizium sp. TA2759

The authors of the above article misjudged the structure determination of MCF (metacytofilin). Our recent analyses using X-ray crystallography and NMR techniques revealed the correct structure as shown in Figs. 1, 2 and 3. The structure of MCF was identified with diatretol [1].