Biotransformation studies using hairy root cultures - A review

Area of Science:

• Plant biotechnology
• Biocatalysis
• Medicinal chemistry

Background:

• Agrobacterium rhizogenes hairy root cultures are increasingly recognized for their potential in drug discovery.
• These cultures serve as effective biotransformation systems, leveraging inherent plant enzymes for chemical modifications.
• Their use has expanded over the last two decades across various plant species and substrates.

Purpose of the Study:

• To review the advancements in hairy root-mediated biotransformation of exogenous substrates.
• To highlight the types of reactions, plant systems, and bacterial strains involved.
• To summarize the recovery methods for the resulting biotransformed products.

Main Methods:

• Literature review of studies on hairy root cultures for biotransformation.
• Analysis of reaction types, plant systems, and bacterial strains used.
• Examination of product recovery techniques.

Main Results:

• Hairy root cultures are preferred biocatalysts due to genetic stability, hormone autotrophy, and multi-enzyme potential.
• Biotransformation yields molecules difficult to synthesize chemically, with enhanced properties.
• Diverse chemical reactions and plant systems have been employed successfully.

Conclusions:

• Hairy root cultures represent a valuable platform for generating novel pharmaceutical lead compounds.
• Their inherent enzymatic machinery facilitates efficient and cost-effective biotransformations.
• This approach offers a sustainable alternative to synthetic chemistry for producing complex molecules.