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Related Experiment Videos

[Extracting techniques for optimizing zi shen granule by orthogonal text].

Li Hou1, Peikun Huang, Zhiguo Li

  • 1The First Affiliated Hospital of Jinan University, Guangzhou.

Zhong Yao Cai = Zhongyaocai = Journal of Chinese Medicinal Materials
|September 1, 2005
PubMed
Summary

Optimized extraction of Zi Shen Granule using orthogonal design yielded efficient techniques. The best method involves specific water-to-herb ratios, concentration, and ethanol addition for mass production.

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Area of Science:

  • Traditional Chinese Medicine
  • Pharmacognosy
  • Phytochemistry

Context:

  • Zi Shen Granule is a traditional Chinese medicine formulation.
  • Optimizing extraction is crucial for consistent therapeutic efficacy.
  • Current extraction methods require refinement for efficiency.

Purpose:

  • To optimize the extraction techniques for Zi Shen Granule.
  • To identify the most effective parameters for maximizing extractum yield and anthraquinone content.

Summary:

  • The study employed an L9(3)4 orthogonal design to optimize Zi Shen Granule extraction.
  • Key parameters optimized include water volume, extraction time, concentration, and ethanol percentage.
  • The optimal conditions involved twice extraction (2h or 1.5h) with an eightfold water volume, concentration to 1.10, and 70% ethanol stewing for 24h.

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Impact:

  • The optimized technique is rational, efficient, and suitable for large-scale industrial production.
  • This advancement ensures higher quality and consistency in Zi Shen Granule manufacturing.
  • Improved extraction methods contribute to the standardization of traditional Chinese medicines.