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Related Experiment Video

Updated: Jun 11, 2026

Separation of Bioactive Small Molecules, Peptides from Natural Sources and Proteins from Microbes by Preparative Isoelectric Focusing (IEF) Method
09:57

Separation of Bioactive Small Molecules, Peptides from Natural Sources and Proteins from Microbes by Preparative Isoelectric Focusing (IEF) Method

Published on: June 14, 2020

[Technical optimization for extracting hypotensive active peptides from Agrocybe aegerita].

Shan-gang Wu1, Hong-na Sun, Jian-hua Sun

  • 1College of Chemistry and Chemical Engineering, Guangxi University, Nanning 530004, China.

Nan Fang Yi Ke Da Xue Xue Bao = Journal of Southern Medical University
|June 30, 2010
PubMed
Summary

Optimized extraction of hypotensive peptides from Agrocybe aegerita achieved an 87.7% extraction percentage. This simple method yields potent peptides with 54.0% inhibition of angiotensin I-converting enzyme.

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Area of Science:

  • Mycology
  • Biochemistry
  • Food Science

Context:

  • Agrocybe aegerita mushrooms are a potential source of bioactive compounds.
  • Hypotensive peptides can contribute to cardiovascular health management.
  • Optimizing extraction is crucial for maximizing yield and bioactivity.

Purpose:

  • To determine optimal conditions for extracting hypotensive active peptides from Agrocybe aegerita.
  • To evaluate the efficacy of extracted peptides in inhibiting angiotensin I-converting enzyme.

Summary:

  • Investigated the impact of liquid/solid ratio, extraction time, temperature, and pH on peptide extraction from Agrocybe aegerita.
  • Optimal conditions identified: 40:1 liquid/solid ratio, 3-hour extraction at 30°C, and pH 8.
  • Achieved 87.7% extraction percentage (EP) and 54.0% inhibition percentage (IP) of angiotensin I-converting enzyme.

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Last Updated: Jun 11, 2026

Separation of Bioactive Small Molecules, Peptides from Natural Sources and Proteins from Microbes by Preparative Isoelectric Focusing (IEF) Method
09:57

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Published on: June 14, 2020

2D-HPLC-MS Technology Combined with Molecular Network for the Identification of Components in Tibetan Medicine Aconitum pendulum
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Impact:

  • Provides an efficient and simple method for isolating hypotensive peptides from Agrocybe aegerita.
  • Highlights the potential of Agrocybe aegerita as a source for functional food ingredients or pharmaceutical precursors.
  • Contributes to the understanding of peptide extraction optimization in mushroom-derived bioactive compounds.