Table 2.
Molecular weights of different glucans determined by several methods (or by a combination of methods) [16,17].
| Source of β-Glucan | Methods of Determination * | Molecular Weight (Da) |
|---|---|---|
| Saccharomyces cerevisiae | SEC-RI | 2.79 × 104–21.75 × 105 |
| Schizophyllum commune | HPLC-MALLS-RI | 8.8 × 105–2.4 × 106 |
| Schizophyllum commune | HPLC-RI | 1.97 × 105–2.9 × 106 |
| Schizophyllum commune | HPLC-RI | 2.9 × 106 |
| Ganoderma lucidum | HPSEC-MALLS-RI-VS | 2.9 × 105–2.42 × 106 |
| Ganoderma lucidum | SEC-LLS-RI | 5.7 × 104–4.45 × 105 |
| Lentinus velutinus | HPGPC | 3.36 × 105 |
| Pleurotus ostreatus | GPC | 3.3 × 104 |
| Pleurotus djamor | NMR | 1.61 × 105 |
| Agaricus bisporus | HPGPC | 7.84 × 105 |
* HPLC: high performance liquid chromatography; MALLS: multiangle laser light scattering method; RI: refractive index detector; SEC: size-exclusion chromatography; HPSEC: high performance size exclusion chromatography; HPGPC: high performance gel permeation chromatography; GPV: gel permeation chromatography; NMR: nuclear magnetic resonance; LLS: laser light scattering; VS: viscosity detector.