Astragalus affects fecal microbial composition of young hens as determined by 16S rRNA sequencing

Abstract The gut microbiota play important roles in the degradation of chemical compounds of herbal medicines (HMs). However, little information regarding the interplay between HMs and the gut microbiota is available. Thus, the aim of this study was to investigate the composition of the fecal microb...

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Main Authors: Hongxing Qiao, Liheng Zhang, Hongtao Shi, Yuzhen Song, Chuanzhou Bian
Format: Article
Language:English
Published: SpringerOpen 2018-04-01
Series:AMB Express
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13568-018-0600-9
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author Hongxing Qiao
Liheng Zhang
Hongtao Shi
Yuzhen Song
Chuanzhou Bian
author_facet Hongxing Qiao
Liheng Zhang
Hongtao Shi
Yuzhen Song
Chuanzhou Bian
author_sort Hongxing Qiao
collection DOAJ
description Abstract The gut microbiota play important roles in the degradation of chemical compounds of herbal medicines (HMs). However, little information regarding the interplay between HMs and the gut microbiota is available. Thus, the aim of this study was to investigate the composition of the fecal microbiota of young (age, 11 weeks) hens fed a conventional diet containing a crude Astragalus (0.5%) additive for 21 days (group A) vs. controls (group B) that were fed only conventional feed. The fecal contents of 14-week-old hens were collected for DNA extraction, and then the V3 and V4 hyper-variable regions of the 16S rRNA gene were amplified and analyzed using high-throughput sequencing technology. A distinctive difference in microbial diversity was observed between the two groups. The microbial composition of hens fed a diet supplemented with Astragalus was greater than that of the control group. At the genus level, Lactobacillus was more abundant in group A than group B (p < 0.05). Importantly, this study is the first to report the observation of a novel Romboutsia sp. in the feces of hens. However, Romboutsia was less abundant in group A than group B (17.94 vs. 33.98%, respectively, p < 0.05). The microbial community differed significantly between the two groups at the genus level, suggesting that Astragalus modulates the composition of the fecal microbiota. Based on these differences, these findings provide fresh insights into the application of Astragalus in the poultry industry, as well as a better understanding of the interplay between HMs and the gut microbiota.
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spelling doaj.art-8583a3591d154f678460a7c79e232cf02022-12-21T21:47:07ZengSpringerOpenAMB Express2191-08552018-04-018111010.1186/s13568-018-0600-9Astragalus affects fecal microbial composition of young hens as determined by 16S rRNA sequencingHongxing Qiao0Liheng Zhang1Hongtao Shi2Yuzhen Song3Chuanzhou Bian4College of Veterinary Medicine, Henan University of Animal Husbandry and EconomyCollege of Veterinary Medicine, Henan University of Animal Husbandry and EconomyCollege of Veterinary Medicine, Henan University of Animal Husbandry and EconomyCollege of Veterinary Medicine, Henan University of Animal Husbandry and EconomyCollege of Veterinary Medicine, Henan University of Animal Husbandry and EconomyAbstract The gut microbiota play important roles in the degradation of chemical compounds of herbal medicines (HMs). However, little information regarding the interplay between HMs and the gut microbiota is available. Thus, the aim of this study was to investigate the composition of the fecal microbiota of young (age, 11 weeks) hens fed a conventional diet containing a crude Astragalus (0.5%) additive for 21 days (group A) vs. controls (group B) that were fed only conventional feed. The fecal contents of 14-week-old hens were collected for DNA extraction, and then the V3 and V4 hyper-variable regions of the 16S rRNA gene were amplified and analyzed using high-throughput sequencing technology. A distinctive difference in microbial diversity was observed between the two groups. The microbial composition of hens fed a diet supplemented with Astragalus was greater than that of the control group. At the genus level, Lactobacillus was more abundant in group A than group B (p < 0.05). Importantly, this study is the first to report the observation of a novel Romboutsia sp. in the feces of hens. However, Romboutsia was less abundant in group A than group B (17.94 vs. 33.98%, respectively, p < 0.05). The microbial community differed significantly between the two groups at the genus level, suggesting that Astragalus modulates the composition of the fecal microbiota. Based on these differences, these findings provide fresh insights into the application of Astragalus in the poultry industry, as well as a better understanding of the interplay between HMs and the gut microbiota.http://link.springer.com/article/10.1186/s13568-018-0600-9Herbal medicineMicrobiotaNGSLactobacillusRomboutsia
spellingShingle Hongxing Qiao
Liheng Zhang
Hongtao Shi
Yuzhen Song
Chuanzhou Bian
Astragalus affects fecal microbial composition of young hens as determined by 16S rRNA sequencing
AMB Express
Herbal medicine
Microbiota
NGS
Lactobacillus
Romboutsia
title Astragalus affects fecal microbial composition of young hens as determined by 16S rRNA sequencing
title_full Astragalus affects fecal microbial composition of young hens as determined by 16S rRNA sequencing
title_fullStr Astragalus affects fecal microbial composition of young hens as determined by 16S rRNA sequencing
title_full_unstemmed Astragalus affects fecal microbial composition of young hens as determined by 16S rRNA sequencing
title_short Astragalus affects fecal microbial composition of young hens as determined by 16S rRNA sequencing
title_sort astragalus affects fecal microbial composition of young hens as determined by 16s rrna sequencing
topic Herbal medicine
Microbiota
NGS
Lactobacillus
Romboutsia
url http://link.springer.com/article/10.1186/s13568-018-0600-9
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AT hongtaoshi astragalusaffectsfecalmicrobialcompositionofyounghensasdeterminedby16srrnasequencing
AT yuzhensong astragalusaffectsfecalmicrobialcompositionofyounghensasdeterminedby16srrnasequencing
AT chuanzhoubian astragalusaffectsfecalmicrobialcompositionofyounghensasdeterminedby16srrnasequencing