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Table 3 Effect of carbon, nitrogen and mineral supplement on adenosine, HEA and polysaccharide contents of 100-mL submerged-fermented C. cicadae NTTU868 mycelium

From: Using submerged fermentation to fast increase N6-(2-hydroxyethyl)-adenosine, adenosine and polysaccharide productions of Cordyceps cicadae NTTU 868

Substrates

Adenosine (mg/kg biomass)

HEA (mg/kg biomass)

Polysaccharide (g/kg biomass)

Extra carbon sources

 Dextrose

1095 ± 16a

473 ± 7a

16.2 ± 0.9a

 Mannitol

884 ± 356a

425 ± 57a

15.6 ± 0.8a

 Sucrose

964 ± 274a

386 ± 82b

15.9 ± 0.9a

Extra nitrogen sources

 MSG

607 ± 46a

1335 ± 1230a

15.9 ± 1.7a

 Peptone

1093 ± 22b

770 ± 57a

17.6 ± 1.6a

 Yeast extract

1266 ± 339b

1171 ± 1315a

16.8 ± 1.1a

Extra mineral supplement

 KCl

1038 ± 49b

481 ± 118c

16.4 ± 0.7b

 MgCl2

960 ± 143b

279 ± 6b

15.9 ± 0.6ab

 FeCl3

344 ± 57a

109 ± 5a

15.0 ± 0.4a

  1. The data is presented as the mean ± SD (n = 3)
  2. MSG monosodium glutamate, KCl potassium chloride, MgCl2 magnesium chloride, FeCl3 ferric chloride
  3. a,bDifferent letters indicate significantly different values according to a one-way ANOVA with Duncan’s multiple test (p < 0.05)