Dreischmeier, Katharina; Budke, Carsten; Wiehemeier, Lars; Kottke, Tilman ; Koop, Thomas: Boreal pollen contain ice-nucleating as well as ice-binding ‘antifreeze’ polysaccharides. In: Scientific Reports. Jg.7 H. 1. 2017
Inhalt
- Ice nucleation experiments.
- Figure 1. Heterogeneous ice nucleation triggered by pollen INM.
- Figure 2. Ice affinity purification of birch pollen washing water.
- Figure 3. Microphotographs of ice crystals growing in birch pollen washing water.
- Figure 4. Ice recrystallization inhibition activity of birch pollen molecules.
- Figure 5. FTIR spectra of dried birch pollen molecules and various reference substances.
- Figure 6. Results obtained with birch washing water #C before and after separation by a 100 kDa cut-off centrifugal filter.
- Discussion
- Figure 7. Comparison of washing water from pine and alder pollen with that of birch pollen batches #B and #C.
- Methods
- Materials.
- Sample preparation.
- Differential Scanning Calorimetry (DSC).
- Optical freezing array (BINARY).
- Ice affinity purification.
- Ice-shaping experiments.
- Ice recrystallization inhibition.
- Infrared spectroscopy.
- Centrifugal filtration.
- Data availability.
- Acknowledgements
- Author Contributions