Works matching DE "AMMONIA-oxidizing archaebacteria"

Results: 173

Genetic and transcriptional profiles of ammonia oxidizing communities in Bohai sediments: abundance, activity, and environmental correlations.

Published in:

Frontiers in Microbiology, 2025, p. 1, doi. 10.3389/fmicb.2025.1611213

By:

Jiang, Yining;
Lou, Xue;
Wang, Mingyang;
Zheng, Minggang;
Wang, Zhiyao;
Chen, Hui

Publication type:

Article

The Meso- and Bathypelagic Archaeal and Bacterial Communities of the Southern Gulf of Mexico Are Dominated by Nitrifiers and Hydrocarbon Degraders.

Published in:

Microorganisms, 2025, v. 13, n. 5, p. 1106, doi. 10.3390/microorganisms13051106

By:

Osorio-Pando, Lizt Selene;
Hernández-Guzmán, Mario;
Sidón-Ceseña, Karla;
Ortega-Saad, Yamne;
Camacho-Ibar, Victor F.;
Chong-Robles, Jennyfers;
Lago-Lestón, Asunción

Publication type:

Article

Temporal enrichment of comammox Nitrospira and Ca. Nitrosocosmicus in a coastal plastisphere.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2024, v. 18, n. 1, p. 1, doi. 10.1093/ismejo/wrae186

By:

Yang, Qian;
Zhong, Yin;
Feng, Shi-wei;
Wen, Ping;
Wang, Heli;
Wu, Junhong;
Yang, Sen;
Liang, Jie-Liang;
Li, Dan;
Yang, Qiong;
Tam, Nora F Y;
Peng, Ping'an

Publication type:

Article

Anaerobic ammonium oxidation coupled to iron(III) reduction catalyzed by a lithoautotrophic nitrate-reducing iron(II) oxidizing enrichment culture.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2024, v. 18, n. 1, p. 1, doi. 10.1093/ismejo/wrae149

By:

Zhang, Hong-Bin;
Wang, He-Fei;
Liu, Jia-Bo;
Bi, Zhen;
Jin, Ruo-Fei;
Tian, Tian

Publication type:

Article

Dynamics and activity of an ammonia-oxidizing archaea bloom in South San Francisco Bay.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2024, v. 18, n. 1, p. 1, doi. 10.1093/ismejo/wrae148

By:

Rasmussen, Anna N;
Francis, Christopher A

Publication type:

Article

Metabolic potential of Nitrososphaera-associated clades.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2024, v. 18, n. 1, p. 1, doi. 10.1093/ismejo/wrae086

By:

Bei, Qicheng;
Reitz, Thomas;
Schädler, Martin;
Hodgskiss, Logan H;
Peng, Jingjing;
Schnabel, Beatrix;
Buscot, François;
Eisenhauer, Nico;
Schleper, Christa;
Heintz-Buschart, Anna

Publication type:

Article

Temperature, pH, and oxygen availability contributed to the functional differentiation of ancient Nitrososphaeria.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2024, v. 18, n. 1, p. 1, doi. 10.1093/ismejo/wrad031

By:

Luo, Zhen-Hao;
Li, Qi;
Xie, Yuan-Guo;
Lv, Ai-Ping;
Qi, Yan-Ling;
Li, Meng-Meng;
Qu, Yan-Ni;
Liu, Ze-Tao;
Li, Yu-Xian;
Rao, Yang-Zhi;
Jiao, Jian-Yu;
Liu, Lan;
Narsing Rao, Manik Prabhu;
Hedlund, Brian P;
Evans, Paul N;
Fang, Yuan;
Shu, Wen-Sheng;
Huang, Li-Nan;
Li, Wen-Jun;
Hua, Zheng-Shuang

Publication type:

Article

Novel order-level lineage of ammonia-oxidizing archaea widespread in marine and terrestrial environments.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2024, v. 18, n. 1, p. 1, doi. 10.1093/ismejo/wrad002

By:

Zheng, Yue;
Wang, Baozhan;
Gao, Ping;
Yang, Yiyan;
Xu, Bu;
Su, Xiaoquan;
Ning, Daliang;
Tao, Qing;
Li, Qian;
Zhao, Feng;
Wang, Dazhi;
Zhang, Yao;
Li, Meng;
Winkler, Mari-K H;
Ingalls, Anitra E;
Zhou, Jizhong;
Zhang, Chuanlun;
Stahl, David A;
Jiang, Jiandong;
Martens-Habbena, Willm

Publication type:

Article

The Role of Ammonia-Oxidizing Archaea During Cycling and Animal Introduction in a Newly Commissioned Saltwater Aquarium.

Published in:

Animals (2076-2615), 2025, v. 15, n. 10, p. 1446, doi. 10.3390/ani15101446

By:

Oliaro, Francis J.;
Ajileye, Oluwaseun;
George, Iris;
Lamsal, Sal;
Mosley, Ilana A.;
Ramirez, Bradly;
Sanders, Tiana L.;
Vanitshavit, Veerakit;
Van Bonn, William;
Pinnell, Lee J.

Publication type:

Article

Biocrusts Mediate the Niche Distribution and Diversity of Ammonia-Oxidizing Microorganisms in the Gurbantunggut Desert, Northwestern China.

Published in:

Microbial Ecology, 2024, v. 87, n. 1, p. 1, doi. 10.1007/s00248-024-02453-5

By:

Rong, Xiaoying;
Liu, Xin;
Du, Fang;
Aanderud, Zachary T.;
Zhang, Yuanming

Publication type:

Article

Abundance and Diversity of Aerobic/Anaerobic Ammonia/Ammonium-Oxidizing Microorganisms in an Ammonium-Rich Aquitard in the Pearl River Delta of South China.

Published in:

Microbial Ecology, 2018, v. 76, n. 1, p. 81, doi. 10.1007/s00248-016-0815-8

By:

Lee, Kwok-Ho;
Wang, Yong-Feng;
Wang, Ya;
Gu, Ji-Dong;
Jiao, Jiu Jimmy

Publication type:

Article

A More Comprehensive Community of Ammonia-Oxidizing Archaea (AOA) Revealed by Genomic DNA and RNA Analyses of amoA Gene in Subtropical Acidic Forest Soils.

Published in:

Microbial Ecology, 2017, v. 74, n. 4, p. 910, doi. 10.1007/s00248-017-1045-4

By:

Wang, Yong-Feng;
Wu, Ruo-Nan;
Meng, Han;
Gu, Ji-Dong;
Lan, Wensheng

Publication type:

Article

Faunal Burrows Alter the Diversity, Abundance, and Structure of AOA, AOB, Anammox and n-Damo Communities in Coastal Mangrove Sediments.

Published in:

Microbial Ecology, 2017, v. 74, n. 1, p. 140, doi. 10.1007/s00248-017-0939-5

By:

Chen, Jing;
Gu, Ji-Dong

Publication type:

Article

Sediment Ammonia-Oxidizing Microorganisms in Two Plateau Freshwater Lakes at Different Trophic States.

Published in:

Microbial Ecology, 2016, v. 71, n. 2, p. 257, doi. 10.1007/s00248-015-0642-3

By:

Yang, Yuyin;
Zhang, Jingxu;
Zhao, Qun;
Zhou, Qiheng;
Li, Ningning;
Wang, Yilin;
Xie, Shuguang;
Liu, Yong

Publication type:

Article

Niche Differentiation of Ammonia-Oxidising Archaea (AOA) and Bacteria (AOB) in Response to Paper and Pulp Mill Effluent.

Published in:

Microbial Ecology, 2014, v. 67, n. 4, p. 758, doi. 10.1007/s00248-014-0376-7

By:

Abell, G.;
Ross, D.;
Keane, J.;
Holmes, B.;
Robert, S.;
Keough, M.;
Eyre, B.;
Volkman, J.

Publication type:

Article

Growth of Ammonia-Oxidizing Archaea and Bacteria in Cattle Manure Compost under Various Temperatures and Ammonia Concentrations.

Published in:

Microbial Ecology, 2012, v. 63, n. 4, p. 787, doi. 10.1007/s00248-011-9971-z

By:

Oishi, Ryu;
Tada, Chika;
Asano, Ryoki;
Yamamoto, Nozomi;
Suyama, Yoshihisa;
Nakai, Yutaka

Publication type:

Article

Effects of Increasing CO 2 Concentration on Crop Growth and Soil Ammonia-Oxidizing Microorganisms in a Fababean (Vicia faba L.) and Wheat (Triticum aestivum Yunmai) Intercropping System.

Published in:

Plants (2223-7747), 2025, v. 14, n. 4, p. 516, doi. 10.3390/plants14040516

By:

Dong, Xingshui;
Lin, Hui;
Wang, Feng;
Shi, Songmei;
Ma, Junwei;
He, Xinhua

Publication type:

Article

Photoinhibition on natural ammonia oxidizers biofilm populations and implications for nitrogen uptake in stream biofilms.

Published in:

Limnology & Oceanography, 2017, v. 62, n. 1, p. 364, doi. 10.1002/lno.10436

By:

Merbt, Stephanie N.;
Bernal, Susana;
Proia, Lorenzo;
Martí, Eugenia;
Casamayor, Emilio O.

Publication type:

Article

Abundance and diversity of ammonia-oxidizing archaea and bacteria in the rhizosphere soil of three plants in the Ebinur Lake wetland.

Published in:

Canadian Journal of Microbiology, 2017, v. 63, n. 7, p. 573, doi. 10.1139/cjm-2016-0492

By:

He, Yuan;
Hu, Wenge;
Ma, Decao;
Lan, Hongzhu;
Yang, Yang;
Gao, Yan

Publication type:

Article

Abundance and composition dynamics of soil ammonia-oxidizing archaea in an alpine fir forest on the eastern Tibetan Plateau of China.

Published in:

Canadian Journal of Microbiology, 2012, v. 58, n. 5, p. 572, doi. 10.1139/w2012-032

By:

Wang, Ao;
Wu, Fu-Zhong;
Yang, Wan-Qin;
Wu, Zhi-Chao;
Wang, Xu-Xi;
Tan, Bo

Publication type:

Article

Toxicity of TiO 2 nanoparticles on soil nitrification at environmentally relevant concentrations: Lack of classical dose–response relationships.

Published in:

Nanotoxicology, 2017, v. 11, n. 2, p. 247, doi. 10.1080/17435390.2017.1290845

By:

Simonin, Marie;
Martins, Jean M.F.;
Le Roux, Xavier;
Uzu, Gaëlle;
Calas, Aude;
Richaume, Agnès

Publication type:

Article

Temporal and Spatial Stability of Ammonia-Oxidizing Archaea and Bacteria in Aquarium Biofilters.

Published in:

PLoS ONE, 2014, v. 9, n. 12, p. 1, doi. 10.1371/journal.pone.0113515

By:

Bagchi, Samik;
Vlaeminck, Siegfried E.;
Sauder, Laura A.;
Mosquera, Mariela;
Neufeld, Josh D.;
Boon, Nico

Publication type:

Article

Impacts of Edaphic Factors on Communities of Ammonia-Oxidizing Archaea, Ammonia-Oxidizing Bacteria and Nitrification in Tropical Soils.

Published in:

PLoS ONE, 2014, v. 9, n. 2, p. 1, doi. 10.1371/journal.pone.0089568

By:

de Gannes, Vidya;
Eudoxie, Gaius;
Hickey, William J.

Publication type:

Article

The herbicidal activity of pre-emergence herbicide cinmethylin and its potential risks on soil ecology: pH, enzyme activities and bacterial community.

Published in:

Environmental Microbiome, 2024, v. 19, n. 1, p. 1, doi. 10.1186/s40793-024-00608-y

By:

Yu, Haiyan;
Cui, Hailan;
Chen, Jingchao;
Li, Xiangju

Publication type:

Article

Niche differentiation and biogeography of Bathyarchaeia in paddy soil ecosystems: a case study in eastern China.

Published in:

Environmental Microbiome, 2024, v. 19, n. 1, p. 1, doi. 10.1186/s40793-024-00555-8

By:

Yi, Xingyun;
Brandt, Kristian Koefoed;
Xue, Shudan;
Peng, Jingjing;
Wang, Yifei;
Li, Meng;
Deng, Ye;
Duan, Guilan

Publication type:

Article

Distinct patterns of distribution, community assembly and cross-domain co-occurrence of planktonic archaea in four major estuaries of China.

Published in:

Environmental Microbiome, 2023, v. 18, n. 1, p. 1, doi. 10.1186/s40793-023-00530-9

By:

Hu, Xuya;
Huang, Yujie;
Gu, Gaoke;
Hu, Hanjing;
Yan, Huizhen;
Zhang, Huajun;
Zhang, Rui;
Zhang, Demin;
Wang, Kai

Publication type:

Article

Effects of combined application of animal slurry and mineral fertiliser on rice yield and soil nitrogen cycle microbes.

Published in:

Plant, Soil & Environment, 2024, v. 70, n. 4, p. 220, doi. 10.17221/315/2023-PSE

By:

PENGCHENG WANG;
SIYUAN JIN;
HENGLIN XIAO;
ZHI ZHANG;
CHENG HU;
YAN QIAO;
DONGHAI LIU;
XIFA GUO;
XIANGRONG PENG

Publication type:

Article

Effects of N rhizodeposition on rhizosphere N transformation in clonal ramets of Moso bamboo forest.

Published in:

Plant & Soil, 2024, v. 503, n. 1/2, p. 717, doi. 10.1007/s11104-024-06615-9

By:

Shi, Man;
Yang, Weiwei;
Zhang, Junbo;
Sun, Jilei;
Ji, Hangxiang;
Li, Quan;
Cao, Tingting;
Wang, Zhikang;
Zhang, Chao;
Song, Xinzhang

Publication type:

Article

Is sorghum a promising summer catch crop for reducing nitrate accumulation and enhancing eggplant yield in intensive greenhouse vegetable systems?

Published in:

Plant & Soil, 2024, v. 499, n. 1/2, p. 113, doi. 10.1007/s11104-023-05923-w

By:

Ma, Yan;
Kang, Lingyun;
Li, Yanqing;
Zhang, Xinjun;
Cardenas, Laura M.;
Chen, Qing

Publication type:

Article

Identifying critical microbes in guayule-microbe and microbe-microbe associations.

Published in:

Plant & Soil, 2024, v. 494, n. 1/2, p. 269, doi. 10.1007/s11104-023-06269-z

By:

Chen, Yongjian;
Dierig, David A.;
Wang, Guangyao;
Elshikha, Diaa Eldin M.;
Ray, Dennis T.;
Barberán, Albert;
Maier, Raina M.;
Neilson, Julia W.

Publication type:

Article

Contribution of ammonia-oxidizing archaea and bacteria to nitrogen transformation in a soil fertilized with urea and organic amendments.

Published in:

Scientific Reports, 2023, v. 13, n. 1, p. 1, doi. 10.1038/s41598-023-44147-x

By:

Yang, Yajun;
Liu, Hexiang;
Zhang, Yang;
Fang, Xianhui;
Zhong, Xianbao;
Lv, Jialong

Publication type:

Article

Complete genome of Nitrosospira briensis C-128, an ammonia-oxidizing bacterium from agricultural soil.

Published in:

Standards in Genomic Sciences, 2016, v. 11, p. 1, doi. 10.1186/s40793-016-0168-4

By:

Rice, Marlen C.;
Norton, Jeanette M.;
Valois, Frederica;
Bollmann, Annette;
Bottomley, Peter J.;
Klotz, Martin G.;
Laanbroek, Hendrikus J.;
Suwa, Yuichi;
Stein, Lisa Y.;
Sayavedra-Soto, Luis;
Woyke, Tanja;
Shapiro, Nicole;
Goodwin, Lynne A.;
Huntemann, Marcel;
Clum, Alicia;
Pillay, Manoj;
Kyrpides, Nikos;
Varghese, Neha;
Mikhailova, Natalia;
Markowitz, Victor

Publication type:

Article

Pyrosequencing Analysis of Bench-Scale Nitrifying Biofilters Removing Trihalomethanes.

Published in:

Environmental Engineering Science, 2013, v. 30, n. 9, p. 582, doi. 10.1089/ees.2013.0043

By:

Gomez-Alvarez, Vicente;
Schrantz, Karen A.;
Pressman, Jonathan G.;
Speitel, Gerald E.;
Wahman, David G.

Publication type:

Article

Variations of Abundance and Community Structure of Ammonia Oxidizers and Nitrification Activity in Two Paddy Soils Polluted by Heavy Metals.

Published in:

Geomicrobiology Journal, 2019, v. 36, n. 1, p. 1, doi. 10.1080/01490451.2018.1471108

By:

Liu, Yuan;
Xue, Chen;
Yu, Shirui;
Li, Feng

Publication type:

Article

Community Composition and Abundance of Ammonia-Oxidizing Archaea in Sediments from the Changjiang Estuary and its Adjacent Area in the East China Sea.

Published in:

Geomicrobiology Journal, 2016, v. 33, n. 5, p. 416, doi. 10.1080/01490451.2014.986695

By:

He, Hui;
Zhen, Yu;
Mi, Tiezhu;
Yu, Zhigang

Publication type:

Article

Database of nitrification and nitrifiers in the global ocean.

Published in:

Earth System Science Data, 2023, v. 15, n. 11, p. 5039, doi. 10.5194/essd-15-5039-2023

By:

Tang, Weiyi;
Ward, Bess B.;
Beman, Michael;
Bristow, Laura;
Clark, Darren;
Fawcett, Sarah;
Frey, Claudia;
Fripiat, François;
Herndl, Gerhard J.;
Mdutyana, Mhlangabezi;
Paulot, Fabien;
Peng, Xuefeng;
Santoro, Alyson E.;
Shiozaki, Takuhei;
Sintes, Eva;
Stock, Charles;
Sun, Xin;
Wan, Xianhui S.;
Xu, Min N.;
Zhang, Yao

Publication type:

Article

Cuantificación de la expresión del gen amo-A en poblaciones bacterianas y archaeales presentes en muestras de suelos de un lote arrocero caracterizado por ambientes.

Published in:

Revista Colombiana de Biotecnología, 2023, v. 25, n. 2, p. 16, doi. 10.15446/rev.colomb.biote.v25n2.110118

By:

Palacio Castellanos, Andres Felipe;
Mora León, Yamile;
Alcántara Cortes, Johan Steven;
García Romero, Ibonne Aydee;
García Dominguez, Celsa;
Isabel Cuellar Cuestas, Carolina;
Lucia Higuera, Olga;
Aristizábal Gutierrez, Fabio Ancizar

Publication type:

Article

Isotopic signatures of N2O produced by ammonia-oxidizing archaea from soils.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2014, v. 8, n. 5, p. 1115, doi. 10.1038/ismej.2013.205

By:

Jung, Man-Young;
Well, Reinhard;
Min, Deullae;
Giesemann, Anette;
Park, Soo-Je;
Kim, Jong-Geol;
Kim, So-Jeong;
Rhee, Sung-Keun

Publication type:

Article

Down under the tunic: bacterial biodiversity hotspots and widespread ammonia-oxidizing archaea in coral reef ascidians.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2014, v. 8, n. 3, p. 575, doi. 10.1038/ismej.2013.188

By:

Erwin, Patrick M;
Pineda, Mari Carmen;
Webster, Nicole;
Turon, Xavier;
López-Legentil, Susanna

Publication type:

Article

Genome-enabled transcriptomics reveals archaeal populations that drive nitrification in a deep-sea hydrothermal plume.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2012, v. 6, n. 12, p. 2269, doi. 10.1038/ismej.2012.64

By:

Baker, Brett J;
Lesniewski, Ryan A;
Dick, Gregory J

Publication type:

Article

Diversity, abundance and expression of nitrite reductase (nirK)-like genes in marine thaumarchaea.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2012, v. 6, n. 10, p. 1966, doi. 10.1038/ismej.2012.40

By:

Lund, Marie B;
Smith, Jason M;
Francis, Christopher A

Publication type:

Article

A metaproteomic assessment of winter and summer bacterioplankton from Antarctic Peninsula coastal surface waters.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2012, v. 6, n. 10, p. 1883, doi. 10.1038/ismej.2012.28

By:

Williams, Timothy J;
Long, Emilie;
Evans, Flavia;
DeMaere, Mathew Z;
Lauro, Federico M;
Raftery, Mark J;
Ducklow, Hugh;
Grzymski, Joseph J;
Murray, Alison E;
Cavicchioli, Ricardo

Publication type:

Article

Ammonia-oxidizing archaea have more important role than ammonia-oxidizing bacteria in ammonia oxidation of strongly acidic soils.

Published in:

ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2012, v. 6, n. 5, p. 1032, doi. 10.1038/ismej.2011.168

By:

Zhang, Li-Mei;
Hu, Hang-Wei;
Shen, Ju-Pei;
He, Ji-Zheng

Publication type:

Article

Development of a Novel Multi-soil Layer Constructed Wetland Treating Septic Tank Effluent with Emphasis on Organic and Ammonia Removals.

Published in:

Water, Air & Soil Pollution, 2018, v. 229, n. 8, p. 1, doi. 10.1007/s11270-018-3907-x

By:

Koottatep, T.;
Suksiri, P.;
Pussayanavin, T.;
Polprasert, C.

Publication type:

Article

Impact of salinity and organic matter on the ammonia-oxidizing archaea and bacteria in treating hypersaline industrial wastewater: amoA gene abundance and ammonia removal contributions.

Published in:

Environmental Science & Pollution Research, 2024, v. 31, n. 16, p. 24099, doi. 10.1007/s11356-024-32707-1

By:

Wang, Jiale;
Wen, Xin;
Fang, Zhuoan;
Gao, Pei;
Wu, Pei;
Li, Xiang;
Zeng, Guoming

Publication type:

Article

Biological and chemical nitrification inhibitors exhibited different effects on soil gross N nitrification rate and N2O production: a 15N microcosm study.

Published in:

Environmental Science & Pollution Research, 2023, v. 30, n. 54, p. 116162, doi. 10.1007/s11356-023-30638-x

By:

Lan, Ting;
Chen, Xiaofeng;
Liu, Shuang;
Zhou, Minghua;
Gao, Xuesong

Publication type:

Article

Canonical ammonia oxidizers and comammox Clade A play active roles in nitrification in a black soil at different pH and ammonium concentrations.

Published in:

Biology & Fertility of Soils, 2024, v. 60, n. 4, p. 471, doi. 10.1007/s00374-024-01812-1

By:

Bai, Xin;
Hu, Xiaojing;
Liu, Junjie;
Yu, Zhenhua;
Jin, Jian;
Liu, Xiaobing;
Wang, Guanghua

Publication type:

Article

The effects of combinations of biochar, lime, and organic fertilizer on nitrification and nitrifiers.

Published in:

Biology & Fertility of Soils, 2017, v. 53, n. 1, p. 77, doi. 10.1007/s00374-016-1154-0

By:

Zhang, Kaile;
Chen, Lin;
Li, Yong;
Brookes, Philip;
Xu, Jianming;
Luo, Yu

Publication type:

Article

Comparison of straw-biochar-mediated changes in nitrification and ammonia oxidizers in agricultural oxisols and cambosols.

Published in:

Biology & Fertility of Soils, 2016, v. 52, n. 2, p. 137, doi. 10.1007/s00374-015-1059-3

By:

He, Lili;
Liu, Yuan;
Zhao, Jin;
Bi, Yucui;
Zhao, Xu;
Wang, Shenqiang;
Xing, Guangxi

Publication type:

Article

Ammonia-oxidizing archaea are more important than ammonia-oxidizing bacteria in nitrification and NO-N loss in acidic soil of sloped land.

Published in:

Biology & Fertility of Soils, 2013, v. 49, n. 6, p. 767, doi. 10.1007/s00374-012-0767-1

By:

Qin, HongLing;
Yuan, HongZhao;
Zhang, Hui;
Zhu, YiJun;
Yin, Chunmei;
Tan, Zhoujin;
Wu, JinShui;
Wei, WenXue

Publication type:

Article