Medulla Tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via MAPKs signaling in vitro and in vivo

Abstract Medulla Tetrapanacis (MT) is a commonly used herbal ingredient in soup to promote lactation and management of mastitis among lactating mothers worldwide, particularly in Asian countries. However, scientific evidence to support its usage in the management of mastitis is limited. This study a...

Full description

Saved in:
Bibliographic Details
Main Authors: Carsten Tsun‐Ka Kwok, Yuanhao Hu, Bun Tsoi, Fiona Wong, Pak‐Ting Hau, Emily Wan‐Ting Tam, Daniel Kam‐Wah Mok, Yiu‐Wa Kwan, George Pak‐Heng Leung, Simon Ming‐Yuen Lee, Jing‐Jing Li, Franklin Wang‐Ngai Chow, Sai‐Wang Seto
Format: Article
Language:English
Published: Wiley 2025-01-01
Series:Food Frontiers
Subjects:
Online Access:https://doi.org/10.1002/fft2.476
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1850261499324399616
author Carsten Tsun‐Ka Kwok
Yuanhao Hu
Bun Tsoi
Fiona Wong
Pak‐Ting Hau
Emily Wan‐Ting Tam
Daniel Kam‐Wah Mok
Yiu‐Wa Kwan
George Pak‐Heng Leung
Simon Ming‐Yuen Lee
Jing‐Jing Li
Franklin Wang‐Ngai Chow
Sai‐Wang Seto
author_facet Carsten Tsun‐Ka Kwok
Yuanhao Hu
Bun Tsoi
Fiona Wong
Pak‐Ting Hau
Emily Wan‐Ting Tam
Daniel Kam‐Wah Mok
Yiu‐Wa Kwan
George Pak‐Heng Leung
Simon Ming‐Yuen Lee
Jing‐Jing Li
Franklin Wang‐Ngai Chow
Sai‐Wang Seto
author_sort Carsten Tsun‐Ka Kwok
collection DOAJ
description Abstract Medulla Tetrapanacis (MT) is a commonly used herbal ingredient in soup to promote lactation and management of mastitis among lactating mothers worldwide, particularly in Asian countries. However, scientific evidence to support its usage in the management of mastitis is limited. This study aimed to investigate the effects of MT water extract and its underlying mechanisms in Staphylococcus aureus (SA)–induced mastitis in human mammary epithelial cells (HuMEC) and lipopolysaccharide (LPS)–induced mastitis in lactating Sprague–Dawley (SD) rats. The anti‐inflammatory and antibacterial effects of MT water extract were examined in SA‐infected HuMEC by ELISA and plate counting, respectively. The effects of MT water extract on blood‐milk barrier and the underlying mechanism of action of the MT water extract were also investigated by transendothelial electrical resistance assay and western blot. The effects and mechanisms of MT water extract on alleviating mastitis on SD rats were evaluated using LPS‐induced mastitis rat model. Our results showed that MT water extract could suppress SA‐induced mastitis by reducing SA internalization and growth, protecting blood‐milk barrier integrity, and attenuating release of cytokines (interleukin 6 [IL‐6] and tumor necrosis factor‐alpha [TNF‐α]) in HuEMC. Furthermore, the antibacterial effect might be related to the increase of antimicrobial peptides transcription, and the anti‐inflammatory effect is at least partly mediated by inactivation of p38 and JNK signaling pathways. Finally, our in vivo results showed that MT water extract ameliorated LPS‐induced mastitis in SD rats via suppressing inflammatory cytokine release (TNF‐α, IL‐6, and interleukin‐1 beta), myeloperoxidase, and alleviating pathohistological damage by downregulation of JNK signaling pathway.
format Article
id doaj-art-c1e819c08096437d83c13cfecc7cdb36
institution OA Journals
issn 2643-8429
language English
publishDate 2025-01-01
publisher Wiley
record_format Article
series Food Frontiers
spelling doaj-art-c1e819c08096437d83c13cfecc7cdb362025-08-20T01:55:22ZengWileyFood Frontiers2643-84292025-01-016150051510.1002/fft2.476Medulla Tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via MAPKs signaling in vitro and in vivoCarsten Tsun‐Ka Kwok0Yuanhao Hu1Bun Tsoi2Fiona Wong3Pak‐Ting Hau4Emily Wan‐Ting Tam5Daniel Kam‐Wah Mok6Yiu‐Wa Kwan7George Pak‐Heng Leung8Simon Ming‐Yuen Lee9Jing‐Jing Li10Franklin Wang‐Ngai Chow11Sai‐Wang Seto12Department of Food Science and Nutrition The Hong Kong Polytechnic University Hong Kong ChinaDepartment of Food Science and Nutrition The Hong Kong Polytechnic University Hong Kong ChinaDepartment of Food Science and Nutrition The Hong Kong Polytechnic University Hong Kong ChinaDepartment of Food Science and Nutrition The Hong Kong Polytechnic University Hong Kong ChinaDepartment of Health Technology and Informatics The Hong Kong Polytechnic University Hong Kong ChinaDepartment of Applied Sciences, Faculty of Science and Technology Hong Kong Metropolitan University Hong Kong ChinaDepartment of Food Science and Nutrition The Hong Kong Polytechnic University Hong Kong ChinaSchool of Biomedical Sciences The Chinese University of Hong Kong Hong Kong ChinaDepartment of Pharmacology and Pharmacy The University of Hong Kong Hong Kong ChinaDepartment of Food Science and Nutrition The Hong Kong Polytechnic University Hong Kong ChinaResearch Centre for Chinese Medicine Innovation The Hong Kong Polytechnic University Hong Kong ChinaResearch Centre for Chinese Medicine Innovation The Hong Kong Polytechnic University Hong Kong ChinaDepartment of Food Science and Nutrition The Hong Kong Polytechnic University Hong Kong ChinaAbstract Medulla Tetrapanacis (MT) is a commonly used herbal ingredient in soup to promote lactation and management of mastitis among lactating mothers worldwide, particularly in Asian countries. However, scientific evidence to support its usage in the management of mastitis is limited. This study aimed to investigate the effects of MT water extract and its underlying mechanisms in Staphylococcus aureus (SA)–induced mastitis in human mammary epithelial cells (HuMEC) and lipopolysaccharide (LPS)–induced mastitis in lactating Sprague–Dawley (SD) rats. The anti‐inflammatory and antibacterial effects of MT water extract were examined in SA‐infected HuMEC by ELISA and plate counting, respectively. The effects of MT water extract on blood‐milk barrier and the underlying mechanism of action of the MT water extract were also investigated by transendothelial electrical resistance assay and western blot. The effects and mechanisms of MT water extract on alleviating mastitis on SD rats were evaluated using LPS‐induced mastitis rat model. Our results showed that MT water extract could suppress SA‐induced mastitis by reducing SA internalization and growth, protecting blood‐milk barrier integrity, and attenuating release of cytokines (interleukin 6 [IL‐6] and tumor necrosis factor‐alpha [TNF‐α]) in HuEMC. Furthermore, the antibacterial effect might be related to the increase of antimicrobial peptides transcription, and the anti‐inflammatory effect is at least partly mediated by inactivation of p38 and JNK signaling pathways. Finally, our in vivo results showed that MT water extract ameliorated LPS‐induced mastitis in SD rats via suppressing inflammatory cytokine release (TNF‐α, IL‐6, and interleukin‐1 beta), myeloperoxidase, and alleviating pathohistological damage by downregulation of JNK signaling pathway.https://doi.org/10.1002/fft2.476antimicrobial peptideblood–milk barrierinflammationMAPK‐signaling pathwaymastitisMedulla Tetrapanacis
spellingShingle Carsten Tsun‐Ka Kwok
Yuanhao Hu
Bun Tsoi
Fiona Wong
Pak‐Ting Hau
Emily Wan‐Ting Tam
Daniel Kam‐Wah Mok
Yiu‐Wa Kwan
George Pak‐Heng Leung
Simon Ming‐Yuen Lee
Jing‐Jing Li
Franklin Wang‐Ngai Chow
Sai‐Wang Seto
Medulla Tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via MAPKs signaling in vitro and in vivo
Food Frontiers
antimicrobial peptide
blood–milk barrier
inflammation
MAPK‐signaling pathway
mastitis
Medulla Tetrapanacis
title Medulla Tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via MAPKs signaling in vitro and in vivo
title_full Medulla Tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via MAPKs signaling in vitro and in vivo
title_fullStr Medulla Tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via MAPKs signaling in vitro and in vivo
title_full_unstemmed Medulla Tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via MAPKs signaling in vitro and in vivo
title_short Medulla Tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via MAPKs signaling in vitro and in vivo
title_sort medulla tetrapanacis water extract ameliorates mastitis by suppressing bacterial internalization and inflammation via mapks signaling in vitro and in vivo
topic antimicrobial peptide
blood–milk barrier
inflammation
MAPK‐signaling pathway
mastitis
Medulla Tetrapanacis
url https://doi.org/10.1002/fft2.476
work_keys_str_mv AT carstentsunkakwok medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT yuanhaohu medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT buntsoi medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT fionawong medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT paktinghau medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT emilywantingtam medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT danielkamwahmok medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT yiuwakwan medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT georgepakhengleung medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT simonmingyuenlee medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT jingjingli medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT franklinwangngaichow medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo
AT saiwangseto medullatetrapanaciswaterextractamelioratesmastitisbysuppressingbacterialinternalizationandinflammationviamapkssignalinginvitroandinvivo