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[Research progress of D-psicose: function and its biosynthesis].

Xuemei Shen1,2,3, Jing Wang1,2,3, Yuan Zhang1,2,3

  • 1Nutrition & Health Research Institute, China National Cereals, Oils and Foodstuffs Corporation (COFCO), Beijing 102209, China.

Sheng Wu Gong Cheng Xue Bao = Chinese Journal of Biotechnology
|September 27, 2018
PubMed
Summary

D-psicose, a rare sugar, offers potential health benefits for metabolic syndrome, including diabetes and obesity. Research explores its functional properties and biosynthesis for improved functional food applications.

Keywords:
D-psicoseepimerasefunctionreactivitystabilitysynthesis

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Area of Science:

  • Biochemistry
  • Food Science
  • Metabolic Health

Background:

  • Rising global rates of metabolic syndrome, including obesity and diabetes, highlight the need for effective nutritional strategies.
  • Functional foods and health-care solutions are gaining prominence.
  • D-psicose, a rare natural ketohexose, exhibits promising hypoglycemic and hypolipidemic functions, coupled with desirable sweetness.

Purpose of the Study:

  • To review the functional properties and biosynthesis of D-psicose.
  • To analyze the crystal structure of ketose-3-epimerase.
  • To provide theoretical guidance for strain screening and enzyme improvement in D-psicose production.

Main Methods:

  • Literature review on D-psicose functional properties and biosynthesis.
  • Analysis of ketose-3-epimerase crystal structure.
  • Discussion of implications for industrial D-psicose production.

Main Results:

  • D-psicose demonstrates significant potential as a functional food ingredient due to its health benefits.
  • Understanding ketose-3-epimerase's structure is crucial for optimizing its activity.
  • Research provides a foundation for enhancing D-psicose production.

Conclusions:

  • D-psicose is a valuable functional sugar with therapeutic potential for metabolic disorders.
  • Further research into ketose-3-epimerase can lead to more efficient industrial production.
  • This study offers insights for developing D-psicose-based health products.