The effect of drought stress on Pinellia ternata in terms of physiology and aquaporin genes after Arbuscular mycorrhizal fungal inoculation

Pinellia ternata (P. ternata) is a traditional Chinese herbal medicine. Arbuscular mycorrhizal fungi (AMF) establish symbiosis with plants, which is essential in improving mineral nutrient acquisition and drought resistance of host plants. This study used the medicinal plant P. ternata as the exper...

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Main Authors: Shuang Li, Yajun Liu, Han He, Yike Xu, Xiaochun Sun, Wenjing Huang
Format: Article
Language:English
Published: Julius Kühn-Institut 2025-02-01
Series:Journal of Applied Botany and Food Quality
Online Access:https://ojs.openagrar.de/index.php/JABFQ/article/view/17754
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author Shuang Li
Yajun Liu
Han He
Yike Xu
Xiaochun Sun
Wenjing Huang
author_facet Shuang Li
Yajun Liu
Han He
Yike Xu
Xiaochun Sun
Wenjing Huang
author_sort Shuang Li
collection DOAJ
description Pinellia ternata (P. ternata) is a traditional Chinese herbal medicine. Arbuscular mycorrhizal fungi (AMF) establish symbiosis with plants, which is essential in improving mineral nutrient acquisition and drought resistance of host plants. This study used the medicinal plant P. ternata as the experimental material to investigate the similarities and differences in photosynthesis, osmotic regulation, and antioxidant activity between arbuscular mycorrhizal and non-arbuscular mycorrhizal plants under drought stress. The results showed that AMF inoculation could significantly increase the photosynthetic rate (Pn), stomatal conductance (Gs), and transpiration rate (Tr) of P. ternata. Under drought stress, P. ternata adapted to drought by accumulating osmotic regulatory substances such as proline and soluble proteins and increasing chlorophyll content. In addition, Mycorrhizal P. ternata also exhibited high activities of peroxidase, superoxide dismutase, and catalase under drought conditions, improving the response of the antioxidant system. AMF could promote the growth and development of P. ternata under drought stress. Mycorrhization upregulated the expression of PtTIP, NIP, and PIP genes under drought stress. AMF can alleviate drought stress-induced damage by regulating photosynthetic capacity, osmosis, antioxidant activities, and aquaporin gene expression. Our study highlights the effect of AMF on P. ternata under drought stress by mediating physiological and biochemical activities.
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institution Kabale University
issn 1613-9216
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language English
publishDate 2025-02-01
publisher Julius Kühn-Institut
record_format Article
series Journal of Applied Botany and Food Quality
spelling doaj-art-fb96aba4e357481984e1a9ef03b3f8122025-02-11T09:15:15ZengJulius Kühn-InstitutJournal of Applied Botany and Food Quality1613-92161439-040X2025-02-019810.5073/JABFQ.2025.098.002The effect of drought stress on Pinellia ternata in terms of physiology and aquaporin genes after Arbuscular mycorrhizal fungal inoculationShuang Li0Yajun Liu1Han He2Yike Xu3Xiaochun Sun4Wenjing Huang5Shaanxi Collaborative Innovation Center of Traditional Chinese Medicine Resource Industrialization, Shaanxi University of Chinese Medicine, Xianyang, ChinaShaanxi Collaborative Innovation Center of Traditional Chinese Medicine Resource Industrialization, Shaanxi University of Chinese Medicine, Xianyang, ChinaShaanxi Collaborative Innovation Center of Traditional Chinese Medicine Resource Industrialization, Shaanxi University of Chinese Medicine, Xianyang, ChinaShaanxi Collaborative Innovation Center of Traditional Chinese Medicine Resource Industrialization, Shaanxi University of Chinese Medicine, Xianyang, ChinaShaanxi Collaborative Innovation Center of Traditional Chinese Medicine Resource Industrialization, Shaanxi University of Chinese Medicine, Xianyang, ChinaShaanxi Collaborative Innovation Center of Traditional Chinese Medicine Resource Industrialization, Shaanxi University of Chinese Medicine, Xianyang, China Pinellia ternata (P. ternata) is a traditional Chinese herbal medicine. Arbuscular mycorrhizal fungi (AMF) establish symbiosis with plants, which is essential in improving mineral nutrient acquisition and drought resistance of host plants. This study used the medicinal plant P. ternata as the experimental material to investigate the similarities and differences in photosynthesis, osmotic regulation, and antioxidant activity between arbuscular mycorrhizal and non-arbuscular mycorrhizal plants under drought stress. The results showed that AMF inoculation could significantly increase the photosynthetic rate (Pn), stomatal conductance (Gs), and transpiration rate (Tr) of P. ternata. Under drought stress, P. ternata adapted to drought by accumulating osmotic regulatory substances such as proline and soluble proteins and increasing chlorophyll content. In addition, Mycorrhizal P. ternata also exhibited high activities of peroxidase, superoxide dismutase, and catalase under drought conditions, improving the response of the antioxidant system. AMF could promote the growth and development of P. ternata under drought stress. Mycorrhization upregulated the expression of PtTIP, NIP, and PIP genes under drought stress. AMF can alleviate drought stress-induced damage by regulating photosynthetic capacity, osmosis, antioxidant activities, and aquaporin gene expression. Our study highlights the effect of AMF on P. ternata under drought stress by mediating physiological and biochemical activities. https://ojs.openagrar.de/index.php/JABFQ/article/view/17754
spellingShingle Shuang Li
Yajun Liu
Han He
Yike Xu
Xiaochun Sun
Wenjing Huang
The effect of drought stress on Pinellia ternata in terms of physiology and aquaporin genes after Arbuscular mycorrhizal fungal inoculation
Journal of Applied Botany and Food Quality
title The effect of drought stress on Pinellia ternata in terms of physiology and aquaporin genes after Arbuscular mycorrhizal fungal inoculation
title_full The effect of drought stress on Pinellia ternata in terms of physiology and aquaporin genes after Arbuscular mycorrhizal fungal inoculation
title_fullStr The effect of drought stress on Pinellia ternata in terms of physiology and aquaporin genes after Arbuscular mycorrhizal fungal inoculation
title_full_unstemmed The effect of drought stress on Pinellia ternata in terms of physiology and aquaporin genes after Arbuscular mycorrhizal fungal inoculation
title_short The effect of drought stress on Pinellia ternata in terms of physiology and aquaporin genes after Arbuscular mycorrhizal fungal inoculation
title_sort effect of drought stress on pinellia ternata in terms of physiology and aquaporin genes after arbuscular mycorrhizal fungal inoculation
url https://ojs.openagrar.de/index.php/JABFQ/article/view/17754
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