Investigating a new Dillenia ovata endophytic bacteria to produce antioxidants and anti-diabetes activity in vitro and in vivo

A novel endophytic bacterium, Bacillus sp. DO-R5, with strong antioxidant and anti-diabetic properties, was isolated from Dillenia ovata, a traditional Vietnamese medicinal plant. Bacillus sp. DO-R5 was identified using morphological characteristics, SEM, and 16S rRNA sequencing, demonstrated the hi...

Full description

Saved in:
Bibliographic Details
Main Authors: Linh Chi Tran, Chong Kim Thien Duc, Tuan Trong Nguyen, Duy Toan Pham, Danh Thai Luu, Trang Thi Xuan Dai
Format: Article
Language:English
Published: Elsevier 2025-12-01
Series:Biotechnology Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2215017X25000487
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1849225315529785344
author Linh Chi Tran
Chong Kim Thien Duc
Tuan Trong Nguyen
Duy Toan Pham
Danh Thai Luu
Trang Thi Xuan Dai
author_facet Linh Chi Tran
Chong Kim Thien Duc
Tuan Trong Nguyen
Duy Toan Pham
Danh Thai Luu
Trang Thi Xuan Dai
author_sort Linh Chi Tran
collection DOAJ
description A novel endophytic bacterium, Bacillus sp. DO-R5, with strong antioxidant and anti-diabetic properties, was isolated from Dillenia ovata, a traditional Vietnamese medicinal plant. Bacillus sp. DO-R5 was identified using morphological characteristics, SEM, and 16S rRNA sequencing, demonstrated the highest bioactivity among the 19 isolates. Optimal fermentation conditions (8.9 g/L D-glucose, pH 7.5, 38 °C, and 70.5 h) were determined using the Box-Behnken design. Under these conditions, Bacillus sp. DO-R5 significantly enhanced the production of bioactive compounds including diosmin, rutin, and chlorogenic acid, and exhibited improved in vitro antioxidant, anti-inflammatory, and anti-diabetic activities. In vivo, the extract effectively reduced blood glucose, regulated lipid profiles, supported weight control, and protected organs. These findings emphasize the potential therapeutic use of D. ovata endophytic bacteria as a natural source of anti-diabetic drugs.
format Article
id doaj-art-309d7a6a4e90463ebd1574a9e5b409a2
institution Kabale University
issn 2215-017X
language English
publishDate 2025-12-01
publisher Elsevier
record_format Article
series Biotechnology Reports
spelling doaj-art-309d7a6a4e90463ebd1574a9e5b409a22025-08-25T04:14:28ZengElsevierBiotechnology Reports2215-017X2025-12-0148e0092110.1016/j.btre.2025.e00921Investigating a new Dillenia ovata endophytic bacteria to produce antioxidants and anti-diabetes activity in vitro and in vivoLinh Chi Tran0Chong Kim Thien Duc1Tuan Trong Nguyen2Duy Toan Pham3Danh Thai Luu4Trang Thi Xuan Dai5Institute of Food and Biotechnology, Can Tho University, Can Tho City 94000, Vietnam; Faculty of Medicine, Nam Can Tho University, Can Tho City 94000, VietnamCollege of Natural Sciences, Can Tho University, Can Tho City 94000, VietnamCollege of Natural Sciences, Can Tho University, Can Tho City 94000, VietnamCollege of Natural Sciences, Can Tho University, Can Tho City 94000, VietnamCollege of Agriculture, Can Tho University, Can Tho City 94000, VietnamCollege of Natural Sciences, Can Tho University, Can Tho City 94000, Vietnam; Corresponding author at: College of Natural Sciences, Can Tho University, Can Tho City 94000, Vietnam.A novel endophytic bacterium, Bacillus sp. DO-R5, with strong antioxidant and anti-diabetic properties, was isolated from Dillenia ovata, a traditional Vietnamese medicinal plant. Bacillus sp. DO-R5 was identified using morphological characteristics, SEM, and 16S rRNA sequencing, demonstrated the highest bioactivity among the 19 isolates. Optimal fermentation conditions (8.9 g/L D-glucose, pH 7.5, 38 °C, and 70.5 h) were determined using the Box-Behnken design. Under these conditions, Bacillus sp. DO-R5 significantly enhanced the production of bioactive compounds including diosmin, rutin, and chlorogenic acid, and exhibited improved in vitro antioxidant, anti-inflammatory, and anti-diabetic activities. In vivo, the extract effectively reduced blood glucose, regulated lipid profiles, supported weight control, and protected organs. These findings emphasize the potential therapeutic use of D. ovata endophytic bacteria as a natural source of anti-diabetic drugs.http://www.sciencedirect.com/science/article/pii/S2215017X25000487AntioxidantsAnti-diabetesBacillus sp., Box-BehnkenDillenia ovataEndophytic bacteria
spellingShingle Linh Chi Tran
Chong Kim Thien Duc
Tuan Trong Nguyen
Duy Toan Pham
Danh Thai Luu
Trang Thi Xuan Dai
Investigating a new Dillenia ovata endophytic bacteria to produce antioxidants and anti-diabetes activity in vitro and in vivo
Biotechnology Reports
Antioxidants
Anti-diabetes
Bacillus sp., Box-Behnken
Dillenia ovata
Endophytic bacteria
title Investigating a new Dillenia ovata endophytic bacteria to produce antioxidants and anti-diabetes activity in vitro and in vivo
title_full Investigating a new Dillenia ovata endophytic bacteria to produce antioxidants and anti-diabetes activity in vitro and in vivo
title_fullStr Investigating a new Dillenia ovata endophytic bacteria to produce antioxidants and anti-diabetes activity in vitro and in vivo
title_full_unstemmed Investigating a new Dillenia ovata endophytic bacteria to produce antioxidants and anti-diabetes activity in vitro and in vivo
title_short Investigating a new Dillenia ovata endophytic bacteria to produce antioxidants and anti-diabetes activity in vitro and in vivo
title_sort investigating a new dillenia ovata endophytic bacteria to produce antioxidants and anti diabetes activity in vitro and in vivo
topic Antioxidants
Anti-diabetes
Bacillus sp., Box-Behnken
Dillenia ovata
Endophytic bacteria
url http://www.sciencedirect.com/science/article/pii/S2215017X25000487
work_keys_str_mv AT linhchitran investigatinganewdilleniaovataendophyticbacteriatoproduceantioxidantsandantidiabetesactivityinvitroandinvivo
AT chongkimthienduc investigatinganewdilleniaovataendophyticbacteriatoproduceantioxidantsandantidiabetesactivityinvitroandinvivo
AT tuantrongnguyen investigatinganewdilleniaovataendophyticbacteriatoproduceantioxidantsandantidiabetesactivityinvitroandinvivo
AT duytoanpham investigatinganewdilleniaovataendophyticbacteriatoproduceantioxidantsandantidiabetesactivityinvitroandinvivo
AT danhthailuu investigatinganewdilleniaovataendophyticbacteriatoproduceantioxidantsandantidiabetesactivityinvitroandinvivo
AT trangthixuandai investigatinganewdilleniaovataendophyticbacteriatoproduceantioxidantsandantidiabetesactivityinvitroandinvivo