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235 Results Found

  • Article
  • Open Access
12 Citations
4,110 Views
21 Pages

11 August 2020

Responses of broiler chickens to dietary glycine equivalent (Glyequi) are affected by dietary cysteine and choline. Hence, this study investigated interactive effects among dietary Glyequi, cysteine, and choline on the growth of broiler chickens. Mal...

  • Review
  • Open Access
15 Citations
4,843 Views
16 Pages

Distinctive Features of PipX, a Unique Signaling Protein of Cyanobacteria

  • Jose I. Labella,
  • Raquel Cantos,
  • Paloma Salinas,
  • Javier Espinosa and
  • Asunción Contreras

28 May 2020

PipX is a unique cyanobacterial protein identified by its ability to bind to PII and NtcA, two key regulators involved in the integration of signals of the nitrogen/carbon and energy status, with a tremendous impact on nitrogen assimilation and gene...

  • Article
  • Open Access
2 Citations
2,176 Views
17 Pages

Studies on the PII-PipX-NtcA Regulatory Axis of Cyanobacteria Provide Novel Insights into the Advantages and Limitations of Two-Hybrid Systems for Protein Interactions

  • Paloma Salinas,
  • Sirine Bibak,
  • Raquel Cantos,
  • Lorena Tremiño,
  • Carmen Jerez,
  • Trinidad Mata-Balaguer and
  • Asunción Contreras

Yeast two-hybrid approaches, which are based on fusion proteins that must co-localise to the nucleus to reconstitute the transcriptional activity of GAL4, have greatly contributed to our understanding of the nitrogen interaction network of cyanobacte...

  • Article
  • Open Access
4 Citations
1,955 Views
15 Pages

The Signal Transduction Protein PII Controls the Levels of the Cyanobacterial Protein PipX

  • Antonio Llop,
  • Lorena Tremiño,
  • Raquel Cantos and
  • Asunción Contreras

Cyanobacteria, microorganisms performing oxygenic photosynthesis, must adapt their metabolic processes to environmental challenges such as day and night changes. PipX, a unique regulatory protein from cyanobacteria, provides a mechanistic link betwee...

  • Article
  • Open Access
2 Citations
2,401 Views
17 Pages

14 February 2024

Nitrogen (N) is an essential element both affecting rhizosphere microorganisms within soil and supporting plant nutrition; however, little is known about how the rhizosphere microbial community composition of tiger nut in sandy soil responds to nitro...

  • Article
  • Open Access
1 Citations
879 Views
20 Pages

The karst region is highly ecologically fragile due to its unique geology and poor water and nutrient retention. Despite long-term restoration, vegetation often remains in the secondary shrubland stage. Soil microorganisms play a vital role in mainta...

  • Article
  • Open Access
1 Citations
1,232 Views
24 Pages

10 March 2025

Atmospheric nitrogen deposition has a profound impact on soil nitrogen (N) cycling within terrestrial ecosystems, altering the microbial community structure and composition. To investigate how nitrogen deposition impacts microbial communities across...

  • Review
  • Open Access
45 Citations
5,976 Views
15 Pages

20 August 2019

Cereals and, especially, rice, maize, and wheat, are essential commodities, on which human nutrition is based. Expanding population and food demand have required higher production which has been achieved by increasing fertilization, and especially ni...

  • Article
  • Open Access
1,911 Views
15 Pages

Effects of Nitrogen Accumulation, Transportation, and Grain Nutritional Quality and Advances in Fungal Endophyte Research in Quinoa (Chenopodium quinoa Willd.) Plants

  • Linghong Li,
  • Zhijun Jiang,
  • Xinhui Yang,
  • Yulai Zhang,
  • Jianxun Huang,
  • Jing Dai,
  • Hafeez Noor,
  • Xiangyun Wu,
  • Aixia Ren and
  • Zhiqiang Gao
  • + 1 author

21 July 2024

This study aims to understand the influence of nitrogen accumulation, fungal endophyte, yield, nitrogen use efficiency, and grain nutritional quality parameters on the yield of quinoa in some areas of China. The endophytic microbial community in plan...

  • Article
  • Open Access
9 Citations
2,165 Views
20 Pages

27 June 2024

Increased nitrogen deposition profoundly impacts ecosystem nutrient cycling and poses a significant ecological challenge. Soil microorganisms are vital for carbon and nutrient cycling in ecosystems; however, the response of soil microbial communities...

  • Article
  • Open Access
12 Citations
2,960 Views
13 Pages

Reducing nitrogen fertilizer application highlights its role in optimizing soil bacterial communities to achieve sustainable agriculture. However, the specific mechanisms of bacterial community change under these conditions are not yet clear. In this...

  • Article
  • Open Access
35 Citations
7,917 Views
20 Pages

Analysis of Gene Regulatory Networks of Maize in Response to Nitrogen

  • Lu Jiang,
  • Graham Ball,
  • Charlie Hodgman,
  • Anne Coules,
  • Han Zhao and
  • Chungui Lu

8 March 2018

Nitrogen (N) fertilizer has a major influence on the yield and quality. Understanding and optimising the response of crop plants to nitrogen fertilizer usage is of central importance in enhancing food security and agricultural sustainability. In this...

  • Article
  • Open Access
1 Citations
781 Views
18 Pages

7 September 2025

Increased Nitrogen (N) input exerts significant impact on the functional integrity of terrestrial ecosystems, with alpine grasslands being particularly susceptible. Soil microbes are intricately intertwined with nearly all facets of essential biogeoc...

  • Article
  • Open Access
1 Citations
2,894 Views
17 Pages

2 November 2021

Symbiotic nitrogen fixation is an important part of the nitrogen biogeochemical cycles and the main nitrogen source of the biosphere. As a classical model system for symbiotic nitrogen fixation, rhizobium-legume systems have been studied elaborately...

  • Article
  • Open Access
886 Views
17 Pages

Overexpression of DWF1 Enhances Low-Nitrogen Stress Tolerance in Potato Plants

  • Zi Li,
  • Zhuangyan Li,
  • Yifei Lu,
  • Bi Ren,
  • Fuchun Zeng,
  • Shimin Yang,
  • Liming Lu and
  • Liqin Li

Nitrogen is an important nutrient required for plant growth and development, but most of the time plants face nitrogen deficiency, all it is important to study the mechanism of low nitrogen tolerance in plants. This study addresses this gap by invest...

  • Article
  • Open Access
7 Citations
2,753 Views
24 Pages

14 March 2025

This study investigates the effects of different land-use types (forest, arable land, and wetland) on key soil properties, microbial communities, and nitrogen cycling in the Lesser Khingan Mountains. The results revealed that forest (FL) and wetland...

  • Article
  • Open Access
2 Citations
1,676 Views
18 Pages

26 January 2025

In this research, we successfully synthesized nitrogen-enriched microporous carbon through a meticulous process involving two different activation procedures. Initially, polybenzoxazine was carbonized at 800 °C to create a precursor material, whi...

  • Article
  • Open Access
19 Citations
5,836 Views
17 Pages

Using a Backpropagation Artificial Neural Network to Predict Nutrient Removal in Tidal Flow Constructed Wetlands

  • Wei Li,
  • Lijuan Cui,
  • Yaqiong Zhang,
  • Zhangjie Cai,
  • Manyin Zhang,
  • Weigang Xu,
  • Xinsheng Zhao,
  • Yinru Lei,
  • Xu Pan and
  • Jing Li
  • + 1 author

18 January 2018

Nutrient removal in tidal flow constructed wetlands (TF-CW) is a complex series of nonlinear multi-parameter interactions. We simulated three tidal flow systems and a continuous vertical flow system filled with synthetic wastewater and compared the i...

  • Article
  • Open Access
11 Citations
3,006 Views
22 Pages

Analysis of Thioredoxins and Glutaredoxins in Soybean: Evidence of Translational Regulation under Water Restriction

  • María Martha Sainz,
  • Carla Valeria Filippi,
  • Guillermo Eastman,
  • José Sotelo-Silveira,
  • Omar Borsani and
  • Mariana Sotelo-Silveira

21 August 2022

Soybean (Glycine max (L.) Merr.) establishes symbiosis with rhizobacteria, developing the symbiotic nodule, where the biological nitrogen fixation (BNF) occurs. The redox control is key for guaranteeing the establishment and correct function of the B...

  • Review
  • Open Access
20 Citations
6,877 Views
30 Pages

Diatom–bacteria interactions evolved during more than 200 million years of coexistence in the same environment. In this time frame, they established complex and heterogeneous cohorts and consortia, creating networks of multiple cell-to-cell mut...

  • Article
  • Open Access
3 Citations
1,433 Views
20 Pages

Genome-Wide Identification and Expression Analysis of the TGA Gene Family in Banana (Musa nana Lour.) Under Various Nitrogen Conditions

  • Bencheng Zhang,
  • Wei Wang,
  • Can Wang,
  • Bingyu Cai,
  • Junting Feng,
  • Dengbo Zhou,
  • Yufeng Chen,
  • Miaoyi Zhang,
  • Dengfeng Qi and
  • Zhuo Wang
  • + 2 authors

28 February 2025

The TGA (TGACG motif-binding factor) transcription factors are integral to root growth and development, and are pivotal in mediating plant responses to abiotic stresses. Nonetheless, their role in the nutrient absorption processes of banana plants ha...

  • Article
  • Open Access
6 Citations
3,785 Views
26 Pages

25 November 2022

Commonly studied in the context of legume–rhizobia symbiosis, biological nitrogen fixation (BNF) is a key component of the nitrogen cycle in nature. Despite its potential in plant breeding and many years of research, information is still lackin...

  • Article
  • Open Access
1 Citations
1,335 Views
22 Pages

Screening Key Genes Related to Nitrogen Use Efficiency in Cucumber Through Weighted Gene Co-Expression Network Analysis

  • Linhao Ma,
  • Aimin Wei,
  • Ce Liu,
  • Nan Liu,
  • Yike Han,
  • Zhengwu Chen,
  • Ningning Wang and
  • Shengli Du

24 November 2024

Cucumber (Cucumis sativus L.) is a crucial vegetable crop, requiring significant nitrogen fertilizer inputs. However, excessive nitrogen application not only impairs growth but also poses severe environmental risks. Thus, enhancing nitrogen use effic...

  • Article
  • Open Access
30 Citations
4,685 Views
21 Pages

Influence of Soil and Water Conservation Measures on Soil Microbial Communities in a Citrus Orchard of Southeast China

  • Bobo Wu,
  • Peng Wang,
  • Adam T. Devlin,
  • Shengsheng Xiao,
  • Wang Shu,
  • Hua Zhang and
  • Mingjun Ding

Soil microbes play a crucial role in ecosystem function. Here, the effects of soil and water conservation measures on soil microbial community structures, biodiversity, and co-occurrence networks are investigated and compared. We sampled soils at thr...

  • Article
  • Open Access
1 Citations
1,066 Views
16 Pages

Controlled-Release Nitrogen Fertilizer Enhances Saline–Alkali Soil Organic Carbon by Activating Straw Decomposition Agents

  • Rui Xue,
  • Zhengrui Wang,
  • Qing Liu,
  • Kun Song,
  • Shanda Yuan,
  • Mei Wang,
  • Yuwen Shen,
  • Guangqing Ji and
  • Haitao Lin

26 August 2025

Soil organic carbon (SOC) represents a crucial factor in agricultural production, and its accumulation is influenced by soil microbial community and microbial metabolism. Straw returning combined with decomposing agents is recognized practice to enha...

  • Article
  • Open Access
6 Citations
2,912 Views
19 Pages

30 May 2023

BnIPT gene family members in Brassica napus and analyzing their expression under different exogenous hormones and abiotic stress treatments to provide a theoretical basis for clarifying their functions and molecular genetic mechanisms in nitrogen def...

  • Feature Paper
  • Article
  • Open Access
12 Citations
3,889 Views
13 Pages

Molecularly Imprinted Polyacrylamide with Fluorescent Nanodiamond for Creatinine Detection

  • Reim A. Almotiri,
  • Kathryn J. Ham,
  • Vineeth M. Vijayan and
  • Shane A. Catledge

29 June 2019

Creatinine measurement in blood and urine is an important diagnostic test for assessing kidney health. In this study, a molecularly imprinted polymer was obtained by incorporating fluorescent nanodiamond into a creatinine-imprinted polyacrylamide hyd...

  • Article
  • Open Access
10 Citations
1,454 Views
19 Pages

30 December 2024

Sugarcane (Saccharum spp.) is globally considered an important crop for sugar and biofuel production. During sugarcane production, the heavy reliance on chemical nitrogen fertilizer has resulted in low nitrogen use efficiency (NUE) and high loss. Up...

  • Article
  • Open Access
9 Citations
3,354 Views
23 Pages

Shotgun Proteomics Analysis, Functional Networks, and Peptide Biomarkers for Seafood-Originating Biogenic-Amine-Producing Bacteria

  • Ana González Abril,
  • Pilar Calo-Mata,
  • Karola Böhme,
  • Tomás G. Villa,
  • Jorge Barros-Velázquez,
  • Manuel Pazos and
  • Mónica Carrera

Biogenic amine-producing bacteria are responsible for the production of basic nitrogenous compounds (histamine, cadaverine, tyramine, and putrescine) following the spoilage of food due to microorganisms. In this study, we adopted a shotgun proteomics...

  • Article
  • Open Access
1 Citations
1,035 Views
21 Pages

19 March 2025

Imbalanced fertilization and inadequate of straw return have led to soil potassium (K) depletion and fertility decline in croplands of the Qinghai–Tibet Plateau. However, how these changes affect soil microbial communities remains unclear. We a...

  • Article
  • Open Access
68 Citations
6,186 Views
19 Pages

Long-Term Application of Bio-Compost Increased Soil Microbial Community Diversity and Altered Its Composition and Network

  • Xiayan Liu,
  • Yu Shi,
  • Lingyu Kong,
  • Lihong Tong,
  • Haoxuan Cao,
  • Hu Zhou and
  • Yizhong Lv

The influence of bio-compost on the diversity, composition and structure of soil microbial communities is less understood. Here, Illumina MiSeq sequencing and a network analysis were used to comprehensively characterize the effects of 25 years of bio...

  • Article
  • Open Access
2 Citations
1,861 Views
15 Pages

30 November 2023

Long non-coding RNAs (lncRNAs) regulate gene expression in eukaryotic organisms. Research suggests that lncRNAs may be involved in the regulation of nitrogen use efficiency in plants. In this study, we identified 1628 lncRNAs based on the transcripto...

  • Article
  • Open Access
19 Citations
5,484 Views
15 Pages

Detecting microbial interactions is essential to the understanding of the structure and function of the gut microbiome. In this study, microbial co-occurrence patterns were inferred using a random matrix theory based approach in the gut microbiome of...

  • Article
  • Open Access
5 Citations
2,600 Views
17 Pages

14 April 2023

The soil profile is a strong and complex physicochemical gradient that greatly affects bacterial community structure and function between soil layers. However, little is known about molecular ecological network structure and bacterial community funct...

  • Article
  • Open Access
1 Citations
1,512 Views
20 Pages

Alpine meadows on the Qinghai–Tibetan Plateau are experiencing rapid degradation due to climate change and anthropogenic disturbances, leading to severe ecological consequences. In this study, we investigated the response of soil microbial comm...

  • Article
  • Open Access
2 Citations
1,097 Views
24 Pages

The phosphate starvation response (PHR) transcription factor family play central regulatory roles in nutrient signaling, but its relationship with other abiotic stress remains elusive. In the woody plant Eucalyptus grandis, we characterized 12 EgPHRs...

  • Article
  • Open Access
618 Views
16 Pages

Spinach SoNRT3 Interacts with SoNRT2a to Improve Low-Nitrogen Tolerance via Nitrate Uptake and Root Growth

  • Zihang Chen,
  • Xitong Qu,
  • Minhua Zhao,
  • Jiapeng Shui,
  • Xinyue Liu,
  • Xiaofeng Cai,
  • Chenxi Xu and
  • Xiaoli Wang

10 July 2025

High nitrogen use efficiency is crucial for enhancing spinach’s tolerance to low nitrogen stress and minimizing nitrate accumulation. Here, we report that SoNRT3, a NAR2 family protein, modulates nitrate uptake and plant growth under low-nitrat...

  • Feature Paper
  • Article
  • Open Access
2,077 Views
12 Pages

4 August 2024

Human interactions have led to the emergence of a higher complexity of urban metabolic networks; hence, traditional natural- or agriculture-oriented biogeochemical models might not be transferred well to urban environments. Increasingly serious envir...

  • Article
  • Open Access
1 Citations
1,090 Views
12 Pages

Research on Soil Inorganic Nitrogen Detection Technology Based on Dielectric Response

  • Zhenyu Jia,
  • Xuan Han,
  • Ri Hu,
  • Jiangyang Yu,
  • Xiaoqing Yan and
  • Jinghui Xu

12 March 2025

Efficient monitoring of soil inorganic nitrogen is crucial for precision agriculture fertilization and ecological environmental protection. Traditional detection methods are complex and challenging for real-time in situ measurements. This study propo...

  • Article
  • Open Access
17 Citations
5,366 Views
17 Pages

Long-Term Compost Amendment Changes Interactions and Specialization in the Soil Bacterial Community, Increasing the Presence of Beneficial N-Cycling Genes in the Soil

  • Jessica Cuartero,
  • Onurcan Özbolat,
  • Virginia Sánchez-Navarro,
  • Julia Weiss,
  • Raúl Zornoza,
  • José Antonio Pascual,
  • Juana-María Vivo and
  • Margarita Ros

26 January 2022

Significant differences in the microbial community and diversity in soil have been observed due to organic farming, but little research has been performed for exploring microbial functionality and the co-occurrence of patterns among microbial taxa. I...

  • Article
  • Open Access
4 Citations
2,498 Views
14 Pages

Exploration of the Vermiculite-Induced Bacterial Community and Co-Network Successions during Sludge–Waste Mushroom Co-Composting

  • Zhaojing Yu,
  • Bin Wang,
  • Xiaoyan Wu,
  • Runlan Yu,
  • Li Shen,
  • Xueling Wu,
  • Jiaokun Li,
  • Yuandong Liu and
  • Weimin Zeng

Vermiculite is a clay mineral with unique physical properties that plays a significant role in plant cultivation, soil remediation, and solid waste management. In this research, we first explored how vermiculite-to-microbe interactions evolved during...

  • Article
  • Open Access
16 Citations
3,197 Views
20 Pages

Genome-Wide Comprehensive Analysis of the Nitrogen Metabolism Toolbox Reveals Its Evolution and Abiotic Stress Responsiveness in Rice (Oryza sativa L.)

  • Zhihui Li,
  • Mingqiang Zhu,
  • Jinqiu Huang,
  • Shan Jiang,
  • Shuang Xu,
  • Zhihong Zhang,
  • Wenchuang He and
  • Wenchao Huang

24 December 2022

Nitrogen metabolism (NM) plays an essential role in response to abiotic stresses for plants. Enzyme activities have been extensively studied for nitrogen metabolism-associated pathways, but the knowledge of nitrogen metabolism-associated genes involv...

  • Article
  • Open Access
10 Citations
5,056 Views
33 Pages

Soilless cultivation of potatoes often utilizes organic coconut peat and inorganic vermiculite as growing substrates. The unique microbial communities and physicochemical characteristics inherent to each substrate significantly influence the microeco...

  • Article
  • Open Access
919 Views
16 Pages

Nitrite oxidation, a pivotal process in the nitrogen cycle driven by microorganisms, is primarily carried out by nitrite-oxidizing bacteria (NOB). While extensive studies on Nitrospira have been conducted in terrestrial habitats, knowledge of Nitrosp...

  • Article
  • Open Access
2 Citations
1,712 Views
12 Pages

This study reported the condition optimization for chlorophyll a (Chl a) from the microalga Isochrysis galbana. The key parameters affecting the Chl a content of I. galbana were determined by a single-factor optimization experiment. Then the individu...

  • Article
  • Open Access
1 Citations
1,364 Views
21 Pages

22 April 2025

Nitrate is the most prevalent inorganic pollutant in aquatic environments, posing a significant threat to human health and the ecological environment, especially in lakes and groundwater, which are located in the high agricultural activity intensity...

  • Article
  • Open Access
208 Views
19 Pages

Anammox is a promising approach for biological nitrogen removal, but the differences in microbial community structure across different systems and their response mechanisms to environmental factors remain unclear. In this study, 206 microbial samples...

  • Article
  • Open Access
3 Citations
2,704 Views
17 Pages

Analysing the Cyanobacterial PipX Interaction Network Using NanoBiT Complementation in Synechococcus elongatus PCC7942

  • Carmen Jerez,
  • Antonio Llop,
  • Paloma Salinas,
  • Sirine Bibak,
  • Karl Forchhammer and
  • Asunción Contreras

The conserved cyanobacterial protein PipX is part of a complex interaction network with regulators involved in essential processes that include metabolic homeostasis and ribosome assembly. Because PipX interactions depend on the relative levels of th...

  • Article
  • Open Access
3 Citations
1,266 Views
22 Pages

Karst Ecosystem: Moso Bamboo Intercropping Enhances Soil Fertility and Microbial Diversity in the Rhizosphere of Giant Lily (Cardiocrinum giganteum)

  • Jie Zhang,
  • Haoyu Wu,
  • Guibin Gao,
  • Yuwen Peng,
  • Yilin Ning,
  • Zhiyuan Huang,
  • Zedong Chen,
  • Xiangyang Xu and
  • Zhizhuang Wu

13 November 2024

Intercropping affects soil microbial community structure significantly; however, the effects on understory medicinal plants in karst areas remain unclear. We investigated the effects of four intercropping systems (Moso bamboo, Chinese fir, bamboo-fir...

  • Article
  • Open Access
28 Citations
4,410 Views
19 Pages

Irrigation has been applied on a large scale for the improvement of grain yield per hectare and production stability. However, the dryland-to-paddy conversion affects the ecological environment of areas of long-term dry farming, especially soil micro...

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