Enhancing oral delivery of plant-derived vesicles for colitis

Yuan Liu, Adrian Lankenau Ahumada, Emine Bayraktar, Paul Schwartz, Mamur Chowdhury, Sixiang Shi, Manu M. Sebastian, Htet Khant, Natalia de Val, Nazende Nur Bayram, Guodong Zhang, Thanh Chung Vu, Zuliang Jie, Nicholas B. Jennings, Cristian Rodriguez-Aguayo, Jody Swain, Elaine Stur, Lingegowda S. Mangala, Yutuan Wu, Supriya NagarajuBrooke Ermias, Chun Li, Gabriel Lopez-Berestein, Janet Braam, Anil K. Sood

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

Plant-derived vesicles (PDVs) are attractive for therapeutic applications, including as potential nanocarriers. However, a concern with oral delivery of PDVs is whether they would remain intact in the gastrointestinal tract. We found that 82% of cabbage PDVs were destroyed under conditions mimicking the upper digestive tract. To overcome this limitation, we developed a delivery method whereby lyophilized Eudragit S100–coated cabbage PDVs were packaged into a capsule (Cap-cPDVs). Lyophilization and suspension of PDVs did not have an appreciable impact on PDV structure, number, or therapeutic effect. Additionally, packaging the lyophilized Eudragit S100-coated PDVs into capsules allowed them to pass through the upper gastrointestinal tract for delivery into the colon better than did suspension of PDVs in phosphate-buffered saline. Cap-cPDVs showed robust therapeutic effect in a dextran sulfate sodium-induced colitis mouse model. These findings could have broad implications for the use of PDVs as orally delivered nanocarriers of natural therapeutic plant compounds or other therapeutics.

Original languageEnglish (US)
Pages (from-to)472-483
Number of pages12
JournalJournal of Controlled Release
Volume357
DOIs
StatePublished - May 2023

Keywords

  • Eudragit S100 coat
  • Gastrointestinal tract
  • Lyophilization
  • Oral delivery
  • Plant-derived vesicles
  • Vesicle stability

ASJC Scopus subject areas

  • Pharmaceutical Science

MD Anderson CCSG core facilities

  • Research Animal Support Facility

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