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. 2020 Jul 3;10(42):25339–25351. doi: 10.1039/d0ra02810j

A summary of some kefiran-based formulations used in various biopharmaceutical applications.

Kefiran-based formulation Descriptions References
Kefiran extracted from Portuguese kefir grains • Kefiran possesses pseudoplastic behaviour and adhesive performance which help the adhesion of drug molecules to biological surfaces or for biofilm formation 68
• Its pseudoplastic behaviour and gelation ability make it as a suitable polymer to be the matrix environments of various therapeutic agents such as stem cells, proteins, and genetically engineered cells
• Kefiran has a higher resistance towards the hyaluronidase degradation (enzymatic resistance)
• It owns high potentials in bone defects and articular cartilage applications due to its mechanical and viscoelastic characteristics
Kefiran • Oral administration of kefiran enhances the balance of immune cells in intestinal mucosa due to its probiotic effects 99
• Kefiran is capable to modify cytokine and immunoglobulin profiles
• It is possible to trigger an immune response. Therefore, contribute to intestinal homeostasis
Kefiran • Orally administrated kefiran from Lb. kefiranofaciens can promote the number of IgA+ cells in both small and large intestine lamina propria without affecting the number of IgG+ cells 100
• It can induce immune response and enhance the intestinal homeostasis
Kefiran • Kefiran has the potential to be a stress-reducing food supplement due to its capability in improving the production of noradrenaline and interferon B-cortisol in human cell lines 102
Kefiran-derived from Tibetan kefir grains • The isolated kefiran was identified with high antioxidant activity which shields proteins from oxidative damage in a dose-dependent pattern 103
• It has a good thermal stability
• It is an ideal candidate as a natural antioxidant supplement
• It can be also be applied widely in food industries as functional food or ingredients
Lactobacillus kefiranofaciens-derived kefiran • Kefiran is effective in lowering the blood pressure, cholesterol, and glucose levels in rats and mice 104
• The in vivo study also indicated kefiran is capable to improve the fecal wet weight and moisture level in constipated rats
Kefiran • Orally administrated kefiran possesses bifidogenic effect on the intestinal microbiota of the studied mice (BALB/c) in animal trials 105
• The increased Bifidobacterium level in the GIT of infants helps to minimize the incidence of allergic disease in later stage of life