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Updated: Nov 8, 2025

Ultrasonic-Assisted Extraction of Cannabidiolic Acid from Cannabis Biomass
Published on: May 27, 2022
Microbial Biotransformation of Cannabidiol (CBD) from Cannabis sativa
Safwat A Ahmed1, Amany K Ibrahim1, Mohamed M Radwan2,3
1Department of Pharmacognosy, Faculty of Pharmacy, Suez Canal University, Ismailia, Egypt.
Abstract:
Microbial biotransformation of cannabidiol was assessed using 31 different microorganisms. Only Mucor ramannianus (ATCC 9628), Beauveria bassiana (ATCC 7195), and Absidia glauca (ATCC 22 752) were able to metabolize cannabidiol. M. ramannianus (ATCC 9628) yielded five metabolites, namely, 7,4″β-dihydroxycannabidiol (1: ), 6β,4″β-dihydroxycannabidiol (2: ), 6β,2″β-dihydroxycannabidiol (3: ), 6β,3″α-dihydroxycannabidiol (4: ), and 6β,7,4″β-trihydroxycannabidiol (5: ). B. bassiana (ATCC 7195) metabolized cannabidiol to afford six metabolites identified as 7,3″-dihydroxycannabidivarin (6: ), 7-hydroxycannabidivarin-3″-carboxylic acid (7: ), 3″-hydroxycannabidivarin (8: ), 4″β-hydroxycannabidiol (9: ), and cannabidivarin-3″-carboxylic acid (10: ) along with compound 1: . Incubation of cannabidiol with A. glauca (ATCC 22 752) yielded three metabolites, 6α,3″-dihyroxycannabidivarin (11: ), 6β,3″-dihyroxycannabidivarin (12: ), and compound 6: . All compounds were evaluated for their antimicrobial and antiprotozoal activity.
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