Kefiran: a new bioplastic ?

The dried and hard form of Kefiran

The dried and hard form of Kefiran

The wet  Kefiran

The wet Kefiran

Tibicos or Water Kefir grains are a symbiotic culture of bacteria and yeasts entrapped within in a polysaccharide biofilm matrix created by the bacteria. The polysaccharide produced is called Kefiran which has been shown to be produced by  Lactobacillus kefiranofaciens and Lactobacillus delbrueckii subsp.

These preliminary experiments investigate the potential use of Kefiran as a hard bioplastic. The next steps will be to purify and culture the lactic acid bacteria….

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