Bioassays guided isolation of compounds from Chaetomium globosum

Area of Science:

• Mycology
• Natural Product Chemistry
• Biotechnology

Background:

• Fungi are a rich source of bioactive compounds.
• Chaetomium globosum is known for various biological activities.
• Exploring novel fungal strains for therapeutic potential is ongoing.

Purpose of the Study:

• To evaluate the antimicrobial, antioxidant, and anticancer activities of Chaetomium globosum.
• To identify bioactive secondary metabolites from C. globosum extracts.
• To assess the potential of C. globosum in agricultural and medicinal fields.

Main Methods:

• Isolation of Chaetomium globosum from cucumber soil.
• Preparation of petroleum ether and ethyl acetate extracts.
• In vitro testing for antimicrobial, antioxidant, and cytotoxic effects.
• Chemical analysis of extracts to identify secondary metabolites.

Main Results:

• C. globosum inhibited the growth of phytopathogenic fungi.
• Extracts demonstrated potent in vitro antioxidant, antibacterial, and antifungal activities.
• Cytotoxic effect observed against human hepatocellular carcinoma (HepG2) cell line.
• Isolated compounds (prenisatin, chrysophanol, etc.) showed significant antioxidant and antimicrobial effects.

Conclusions:

• Chaetomium globosum possesses diverse biological activities.
• The fungus and its metabolites show promise for agricultural and medicinal applications.
• Further research is warranted to explore its full potential.