Fig. 4. The 1H,13C in Structural investigation and comparative cytotoxic activity of water-soluble polysaccharides from fruit bodies of the medicinal fungus quinine conk

Fig. 4. The 1H,13C HMBC spectrum of β-glucan FoCA. The corresponding parts of the 1H and 13C NMR spectra shown at the top and left of the spectrum, respectively. Arabic numerals before slash belong to proton, and Arabic numerals after slash belong to carbon in the residues indicated by Latin letters in accordance with Table 2.