1-phenylpropanol has been researched along with lignin in 43 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 0 (0.00) | 18.7374 |
| 1990's | 0 (0.00) | 18.2507 |
| 2000's | 3 (6.98) | 29.6817 |
| 2010's | 36 (83.72) | 24.3611 |
| 2020's | 4 (9.30) | 2.80 |
| Authors | Studies |
|---|---|
| Mayer, MJ; Mellon, FA; Michael, AJ; Mitra, A; Narbad, A; Parr, AJ; Waldron, KW; Walton, NJ | 1 |
| Mayer, MJ; Merali, Z; Michael, AJ; Parker, ML; Smith, AC; Waldron, KW | 2 |
| Fan, L; Hao, XY; Hu, WR; Shi, WJ; Wang, DM; Yan, HY; Yuan, H | 1 |
| Achyuthan, AM; Achyuthan, KE; Adams, PD; Dirk, SM; Harper, JC; Simmons, BA; Singh, AK | 1 |
| Anichini, M; Emiliani, G; Giachi, G; Giovannelli, A; Traversi, ML | 1 |
| Day, B; Hammerschmidt, R; Jones, AD; Lu, F; Porter, K; Ralph, J; Varbanova, M | 1 |
| Arnholdt-Schmitt, B; Cardoso, HG; Mitra, A; Mukherjee, C; Sircar, D | 1 |
| Afif, D; Banvoy, J; Cabané, M; Dizengremel, P; Legay, S; Richet, N; Tozo, K | 1 |
| Arnholdt-Schmitt, B; Cardoso, HG; Peixe, A; Santos Macedo, E; Sircar, D | 1 |
| Bhuiya, MW; Kim, H; Liu, CJ; Miao, Y; Pazo, JR; Ralph, J; Zhang, K | 1 |
| Chen, YC; Jeng, ST; Lin, CC; Lin, HH; Lin, JS | 1 |
| Bouaziz, D; Drira, N; Gargouri-Bouzid, R; Hammami, I; Namsi, A; Saidi, MN | 1 |
| da Silva, WL; Fortunato, AA; Rodrigues, FÁ | 1 |
| Chapple, C; Ciesielski, PN; Donohoe, BS; Kim, JI; Li, X | 1 |
| Feussner, I; Feussner, K; Gatz, C; Kaever, A; Karlovsky, P; König, S; Landesfeind, M; Polle, A; Thurow, C | 1 |
| Ali, MB; McNear, DH | 1 |
| Chen, KS; Ferguson, IB; Ge, H; Li, X; Song, M; Xu, CJ; Xu, Q; Yin, XR; Zeng, JK | 1 |
| Babst, BA; Chen, HY; Davis, MF; Harding, SA; Hu, H; Nyamdari, B; Sykes, R; Tsai, CJ | 1 |
| Gutiérrez, J; Martínez-Cortés, T; Novo-Uzal, E; Pomar, F | 1 |
| Carocha, V; Cassan-Wang, H; Fevereiro, P; Grima-Pettenati, J; Hefer, C; Myburg, AA; Paiva, JA; Soler, M | 1 |
| Caron, S; Giguère, I; Lamara, M; MacKay, JJ; Raherison, ESM | 1 |
| Anderson, NA; Chapple, C; Dolan, WL; Kim, JI | 1 |
| Chapple, C; Kim, JI; Li, Y; Pysh, L | 1 |
| Baird, L; Boateng, AA; Clemente, TE; Dien, BS; Funnell-Harris, DL; Ge, Z; Gries, T; Palmer, NA; Sarath, G; Sattler, SE; Scully, ED; Serapiglia, MJ; Twigg, P | 1 |
| Fan, W; Firon, N; Pattanaik, S; Wang, H; Yang, J; Yuan, L; Zhang, M; Zhang, P | 1 |
| Gheysen, G; Huang, WK; Ji, HL; Kyndt, T | 1 |
| Audenaert, D; Boerjan, W; Decou, R; Goeminne, G; Höfer, R; Nguyen, L; Pesquet, E; Van de Wouwer, D; Vanholme, B; Vanholme, R | 1 |
| André, C; Boutry, M; Charton, S; Cocco, E; Guerriero, G; Guignard, C; Hausman, JF; Legay, S; Rowland, O | 1 |
| Lu, F; Martínez-Cortés, T; Merino, F; Novo, M; Pomar, F; Ralph, J; Silvar, C | 1 |
| Archibald, JM; de Vries, J; de Vries, S; Rose, LE; Slamovits, CH | 1 |
| Hu, Q; Jin, S; Li, D; Li, Y; Lindsey, K; Liu, H; Ma, Y; Min, L; Qi, X; Yang, X; Zhang, L; Zhang, X; Zhu, L | 1 |
| Bagnaresi, P; Bonfante, P; Chialva, M; Chiapello, M; Daghino, S; Ghignone, S; Novero, M; Perotto, S; Salvioli di Fossalunga, A; Spadaro, D | 1 |
| Liang, Y; Qiu, D; Yang, C; Yang, X; Yuan, J; Zeng, H | 1 |
| Renault, H; Weng, JK; Werck-Reichhart, D | 1 |
| Kim, H; Lee, BH; Suh, MC; Yu, SI; Yun, DJ | 1 |
| Chapple, C; Mao, X; Muro-Villanueva, F | 1 |
| Boerjan, W; De Meester, B; Ralph, J; Vanholme, R | 1 |
| Bhatia, R; Bosch, M; Dalton, S; Gallagher, JA; Iacono, R; Kosik, O; Moron-Garcia, OM; Roberts, LA | 1 |
| Du, G; Liu, C; Liu, S; Liu, Y; Lu, X; Lyu, D; Wang, X | 1 |
| Barzilai, L; Bastos, I; Carniel, A; Cassol, D; Cruz, FP; da Franca Silva, T; da Silva, TC; de Abreu Waldow, V; de Souza, SR; Faria, J; Felix-Cordeiro, T; Flausino, B; Fonseca, JP; Jardim-Messeder, D; Junior, JN; Loh, R; Loureiro, ME; Mangeon, A; Moraes, T; Pereira, JC; Pereira, W; Rodrigues-Ferreira, C; Sachetto-Martins, G; Van Montagu, M | 1 |
| Dong, NQ; Lin, HX | 1 |
| Amaya, I; Botella, MA; Casañal, A; Fernie, AR; Giovannoni, JJ; Martín-Pizarro, C; Meco, V; Merchante, C; Osorio, S; Pillet, J; Posé, D; Urrutia, M; Vallarino, JG; Valpuesta, V; Willmitzer, L | 1 |
5 review(s) available for 1-phenylpropanol and lignin
| Article | Year |
|---|---|
Supramolecular self-assembled chaos: polyphenolic lignin's barrier to cost-effective lignocellulosic biofuels.
Topics: Biofuels; Biomass; Cell Wall; Flavonoids; Lignin; Phenols; Plants; Polyphenols; Propanols | 2010 |
Harnessing lignin evolution for biotechnological applications.
Topics: Biological Evolution; Biosynthetic Pathways; Biotechnology; Lignin; Plant Vascular Bundle; Propanols | 2019 |
Linking phenylpropanoid metabolism, lignin deposition, and plant growth inhibition.
Topics: Cell Wall; Lignin; Plant Development; Plant Vascular Bundle; Plants; Propanols | 2019 |
Lignin biosynthesis and its integration into metabolism.
Topics: Biosynthetic Pathways; Cell Wall; Lignin; Metabolome; Plant Development; Propanols | 2019 |
Contribution of phenylpropanoid metabolism to plant development and plant-environment interactions.
Topics: Flavonoids; Gene Expression Regulation, Plant; Lignin; Propanols | 2021 |
38 other study(ies) available for 1-phenylpropanol and lignin
| Article | Year |
|---|---|
4-Hydroxycinnamoyl-CoA hydratase/lyase, an enzyme of phenylpropanoid cleavage from Pseudomonas, causes formation of C(6)-C(1) acid and alcohol glucose conjugates when expressed in hairy roots of Datura stramonium L.
Topics: Benzaldehydes; Datura stramonium; Enoyl-CoA Hydratase; Gene Expression Regulation, Enzymologic; Glucose; Hydro-Lyases; Lignin; Parabens; Phenols; Plant Roots; Plants, Genetically Modified; Propanols; Pseudomonas fluorescens; Vanillic Acid | 2002 |
Metabolic diversion of the phenylpropanoid pathway causes cell wall and morphological changes in transgenic tobacco stems.
Topics: Cell Wall; Hydro-Lyases; Lignin; Plant Stems; Plants, Genetically Modified; Propanols; Pseudomonas fluorescens | 2007 |
Molecular and biochemical evidence for phenylpropanoid synthesis and presence of wall-linked phenolics in cotton fibers.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Cell Wall; Gene Expression Regulation, Plant; Gossypium; Kinetics; Lignin; Molecular Sequence Data; Phenols; Phylogeny; Propanols; Recombinant Proteins; Reverse Transcriptase Polymerase Chain Reaction; Spectroscopy, Fourier Transform Infrared | 2009 |
Transcript Accumulation Dynamics of Phenylpropanoid Pathway Genes in the Maturing Xylem and Phloem of Picea abies during Latewood Formation.
Topics: Cambium; Cellulose; Gene Expression Regulation, Plant; Genes, Plant; Lignin; Phloem; Picea; Plant Stems; Propanols; Reference Standards; RNA, Messenger; RNA, Plant; Wood; Xylem | 2011 |
Molecular and biochemical basis for stress-induced accumulation of free and bound p-coumaraldehyde in cucumber.
Topics: Acyltransferases; Alcohol Oxidoreductases; Aldehydes; Arabidopsis; Cinnamates; Cucumis sativus; Down-Regulation; Gene Expression Regulation, Plant; Hypocotyl; Kinetics; Lignin; Metabolic Networks and Pathways; Polygalacturonase; Propanols; RNA, Messenger; Stress, Physiological | 2011 |
Expression of a bacterial, phenylpropanoid-metabolizing enzyme in tobacco reveals essential roles of phenolic precursors in normal leaf development and growth.
Topics: Gene Expression Regulation, Plant; Genes, Bacterial; Hydro-Lyases; Lignin; Nicotiana; Phenotype; Plant Growth Regulators; Plant Leaves; Plants, Genetically Modified; Propanols; Pseudomonas fluorescens | 2012 |
Alternative oxidase (AOX) and phenolic metabolism in methyl jasmonate-treated hairy root cultures of Daucus carota L.
Topics: Acetates; Cyclopentanes; Daucus carota; Dose-Response Relationship, Drug; Flavonoids; Gene Expression Regulation, Plant; Hydroxybenzoates; Lignin; Mitochondrial Proteins; Oxidoreductases; Oxylipins; Phenols; Phenylalanine Ammonia-Lyase; Plant Growth Regulators; Plant Proteins; Plant Roots; Propanols; Propyl Gallate; RNA, Messenger; RNA, Plant; Salicylamides | 2012 |
The response to daylight or continuous ozone of phenylpropanoid and lignin biosynthesis pathways in poplar differs between leaves and wood.
Topics: Biomass; Gene Expression Regulation, Plant; Light; Lignin; Ozone; Plant Leaves; Plant Stems; Populus; Propanols; Real-Time Polymerase Chain Reaction; RNA, Plant; Wood | 2012 |
Involvement of alternative oxidase (AOX) in adventitious rooting of Olea europaea L. microshoots is linked to adaptive phenylpropanoid and lignin metabolism.
Topics: Flavonoids; Gene Expression Regulation, Plant; Genes, Plant; Lignin; Mitochondrial Proteins; Olea; Oxidoreductases; Plant Proteins; Plant Roots; Plant Shoots; Propanols; Reverse Transcriptase Polymerase Chain Reaction; RNA, Messenger; Salicylamides | 2012 |
An engineered monolignol 4-o-methyltransferase depresses lignin biosynthesis and confers novel metabolic capability in Arabidopsis.
Topics: Arabidopsis; Biocatalysis; Cell Wall; Crystallization; Gene Expression; Genetic Engineering; Lignin; Methylation; Methyltransferases; Models, Molecular; Mutant Proteins; Phenols; Phenotype; Plant Proteins; Plants, Genetically Modified; Propanols; Recombinant Proteins; Structure-Activity Relationship; Substrate Specificity | 2012 |
MicroR828 regulates lignin and H2O2 accumulation in sweet potato on wounding.
Topics: Acetates; Agrobacterium; Antioxidants; Base Sequence; Calcium; Cyclic ADP-Ribose; Cyclic GMP; Cyclopentanes; Ethylenes; Gene Expression Profiling; Gene Expression Regulation, Plant; Hydrogen Peroxide; Ipomoea batatas; Lignin; MicroRNAs; Molecular Sequence Data; Niacinamide; Nitric Oxide; Okadaic Acid; Oxylipins; Phosphoprotein Phosphatases; Plant Proteins; Plants, Genetically Modified; Propanols; Protein Kinases; RNA, Messenger; Staurosporine; Stress, Mechanical | 2012 |
Alterations in lignin content and phenylpropanoids pathway in date palm (Phoenix dactylifera L.) tissues affected by brittle leaf disease.
Topics: Alcohol Oxidoreductases; Aldehyde Oxidoreductases; Arecaceae; Cell Wall; Cluster Analysis; Lignin; Lipids; Plant Diseases; Plant Leaves; Plant Proteins; Plant Roots; Plants, Genetically Modified; Propanols | 2013 |
Phenylpropanoid pathway is potentiated by silicon in the roots of banana plants during the infection process of Fusarium oxysporum f. sp. cubense.
Topics: Disease Resistance; Dopamine; Flavonoids; Fusarium; Lignin; Musa; Plant Diseases; Plant Roots; Plant Shoots; Propanols; Silicon | 2014 |
Chemically induced conditional rescue of the reduced epidermal fluorescence8 mutant of Arabidopsis reveals rapid restoration of growth and selective turnover of secondary metabolite pools.
Topics: Arabidopsis; Arabidopsis Proteins; Cytochrome P-450 Enzyme System; Dexamethasone; Fluorescence; Gene Expression Regulation, Plant; Hypocotyl; Lignin; Mixed Function Oxygenases; Mutation; Plant Development; Plant Epidermis; Plant Leaves; Propanols; Salicylic Acid; Secondary Metabolism; Solubility; Time Factors | 2014 |
Soluble phenylpropanoids are involved in the defense response of Arabidopsis against Verticillium longisporum.
Topics: Arabidopsis; Biomarkers; Biosynthetic Pathways; Cinnamates; Coumaric Acids; Disease Resistance; Gene Expression Regulation, Plant; Genes, Plant; Glucosides; Lignans; Lignin; Metabolomics; Mutation; Phenols; Plant Diseases; Plant Leaves; Plant Vascular Bundle; Propanols; Solubility; Verticillium | 2014 |
Induced transcriptional profiling of phenylpropanoid pathway genes increased flavonoid and lignin content in Arabidopsis leaves in response to microbial products.
Topics: Arabidopsis; Arabidopsis Proteins; Bacteria; Biosynthetic Pathways; Flavonoids; Gene Expression Profiling; Gene Expression Regulation, Plant; Genes, Plant; Lignin; Metabolome; Phenylalanine Ammonia-Lyase; Plant Leaves; Propanols; RNA, Messenger; Soil; Transcription, Genetic | 2014 |
Activator- and repressor-type MYB transcription factors are involved in chilling injury induced flesh lignification in loquat via their interactions with the phenylpropanoid pathway.
Topics: Arabidopsis; Cold Temperature; Eriobotrya; Fruit; Gene Expression Regulation, Plant; Lignin; Nicotiana; Promoter Regions, Genetic; Propanols; Transcription Factors; Two-Hybrid System Techniques | 2014 |
Ectopic expression of a loblolly pine class II 4-coumarate:CoA ligase alters soluble phenylpropanoid metabolism but not lignin biosynthesis in Populus.
Topics: Amino Acid Sequence; Base Sequence; Cloning, Molecular; Coenzyme A Ligases; Coumaric Acids; Gene Expression; Gene Expression Regulation, Enzymologic; Gene Expression Regulation, Plant; Isoenzymes; Lignin; Molecular Sequence Data; Phylogeny; Pinus; Plant Leaves; Plant Proteins; Plant Roots; Populus; Propanols; Propionates; Sequence Analysis, DNA; Xylem | 2014 |
Molecular cloning of two novel peroxidases and their response to salt stress and salicylic acid in the living fossil Ginkgo biloba.
Topics: Amino Acid Sequence; Cell Wall; Cloning, Molecular; DNA, Complementary; Fossils; Ginkgo biloba; Lignin; Molecular Sequence Data; Oxidation-Reduction; Peroxidase; Phylogeny; Plant Proteins; Propanols; RNA, Plant; Salicylic Acid; Sequence Alignment; Sequence Analysis, DNA; Sequence Homology, Amino Acid; Signal Transduction; Sodium Chloride; Stress, Physiological | 2014 |
Genome-wide analysis of the lignin toolbox of Eucalyptus grandis.
Topics: Computer Simulation; Environment; Eucalyptus; Gene Expression Profiling; Gene Expression Regulation, Plant; Genes, Plant; Genome, Plant; Hydroxylation; Lignin; Methylation; Phenylalanine Ammonia-Lyase; Phylogeny; Propanols; Real-Time Polymerase Chain Reaction; Sequence Analysis, RNA | 2015 |
Modular organization of the white spruce (Picea glauca) transcriptome reveals functional organization and evolutionary signatures.
Topics: Biological Evolution; Cell Wall; Conserved Sequence; Gene Expression Regulation, Developmental; Gene Expression Regulation, Plant; Gene Ontology; Gene Regulatory Networks; Genes, Plant; Lignin; Meristem; Molecular Sequence Annotation; Molecular Sequence Data; Picea; Propanols; Seasons; Species Specificity; Time Factors; Transcriptome; Wood; Xylem | 2015 |
Indole Glucosinolate Biosynthesis Limits Phenylpropanoid Accumulation in Arabidopsis thaliana.
Topics: Aldehyde Dehydrogenase; Arabidopsis; Arabidopsis Proteins; Biosynthetic Pathways; Cytochrome P-450 Enzyme System; Gene Expression Regulation, Plant; Glucosinolates; Indoleacetic Acids; Indoles; Lignin; Membrane Proteins; Mutation, Missense; Oximes; Plant Growth Regulators; Plants, Genetically Modified; Propanols; Seedlings | 2015 |
Four Isoforms of Arabidopsis 4-Coumarate:CoA Ligase Have Overlapping yet Distinct Roles in Phenylpropanoid Metabolism.
Topics: Arabidopsis; Arabidopsis Proteins; Coenzyme A Ligases; Gene Expression Regulation, Plant; Isoenzymes; Lignin; Metabolic Networks and Pathways; Mutation; Phylogeny; Promoter Regions, Genetic; Propanols; Secondary Metabolism | 2015 |
Overexpression of SbMyb60 impacts phenylpropanoid biosynthesis and alters secondary cell wall composition in Sorghum bicolor.
Topics: Biomass; Cell Wall; Down-Regulation; Gene Expression; Gene Expression Regulation, Plant; Lignin; Plant Leaves; Plant Proteins; Plants, Genetically Modified; Propanols; Sorghum; Transcription Factors | 2016 |
Altered Phenylpropanoid Metabolism in the Maize Lc-Expressed Sweet Potato (Ipomoea batatas) Affects Storage Root Development.
Topics: Biosynthetic Pathways; Carbohydrate Metabolism; Flavonoids; Gene Expression Regulation, Plant; Genes, Plant; Ipomoea batatas; Lignin; Phenotype; Photosynthesis; Plant Leaves; Plant Roots; Plants, Genetically Modified; Propanols; Starch; Zea mays | 2016 |
Thiamine-induced priming against root-knot nematode infection in rice involves lignification and hydrogen peroxide generation.
Topics: Animals; Gene Expression Regulation, Plant; Hydrogen Peroxide; Lignin; Oryza; Plant Diseases; Plant Roots; Plant Tumors; Propanols; Real-Time Polymerase Chain Reaction; Thiamine; Tylenchoidea | 2016 |
Chemical Genetics Uncovers Novel Inhibitors of Lignification, Including p-Iodobenzoic Acid Targeting CINNAMATE-4-HYDROXYLASE.
Topics: Arabidopsis; Biosynthetic Pathways; Cell Survival; Chromatography, High Pressure Liquid; Cluster Analysis; Enzyme Inhibitors; Gene Expression Regulation, Plant; High-Throughput Screening Assays; Iodobenzoates; Lignin; Mass Spectrometry; Molecular Structure; Propanols; Seedlings; Trans-Cinnamate 4-Monooxygenase | 2016 |
MdMyb93 is a regulator of suberin deposition in russeted apple fruit skins.
Topics: Arabidopsis; Arabidopsis Proteins; Fruit; Gene Expression Profiling; Gene Expression Regulation, Plant; Gene Ontology; Genes, Plant; Lignin; Lipids; Malus; Nicotiana; Phylogeny; Plant Leaves; Plant Proteins; Propanols; Transcription Factors | 2016 |
Deciphering the role of the phenylpropanoid metabolism in the tolerance of Capsicum annuum L. to Verticillium dahliae Kleb.
Topics: Capsicum; Cell Wall; Coumaric Acids; Lignin; Phenols; Plant Diseases; Propanols; Tyramine; Verticillium | 2017 |
How Embryophytic is the Biosynthesis of Phenylpropanoids and their Derivatives in Streptophyte Algae?
Topics: Alcohol Oxidoreductases; Biological Evolution; Charophyceae; Host-Pathogen Interactions; Lignin; Propanols | 2017 |
Laccase GhLac1 Modulates Broad-Spectrum Biotic Stress Tolerance via Manipulating Phenylpropanoid Pathway and Jasmonic Acid Synthesis.
Topics: Animals; Aphids; Cyclopentanes; Disease Resistance; Gene Expression Regulation, Plant; Gossypium; Laccase; Lepidoptera; Lignin; Oxylipins; Plant Diseases; Plant Proteins; Propanols; Verticillium | 2018 |
Native soils with their microbiotas elicit a state of alert in tomato plants.
Topics: Gene Expression Regulation, Plant; Gene Ontology; Lignin; Microbiota; Models, Biological; Plant Immunity; Plant Roots; Propanols; Proteome; Soil; Soil Microbiology; Solanum lycopersicum; Stress, Physiological; Transcriptome | 2018 |
Lignin metabolism involves Botrytis cinerea BcGs1- induced defense response in tomato.
Topics: Botrytis; Cell Wall; Disease Resistance; Fungal Proteins; Glucan 1,4-alpha-Glucosidase; Host-Pathogen Interactions; Hydrogen Peroxide; Lignin; Peroxidase; Phenylalanine Ammonia-Lyase; Plant Diseases; Plant Proteins; Propanols; Protein Domains; Reactive Oxygen Species; Secondary Metabolism; Solanum lycopersicum | 2018 |
Post-translational and transcriptional regulation of phenylpropanoid biosynthesis pathway by Kelch repeat F-box protein SAGL1.
Topics: Anthocyanins; Arabidopsis; Arabidopsis Proteins; F-Box Proteins; Gene Expression; Gene Expression Profiling; Gene Expression Regulation, Enzymologic; Gene Expression Regulation, Plant; Kelch Repeat; Lignin; Mutation; Nicotiana; Oxygenases; Phenylalanine Ammonia-Lyase; Phylogeny; Propanols | 2019 |
Modified expression of ZmMYB167 in Brachypodium distachyon and Zea mays leads to increased cell wall lignin and phenolic content.
Topics: Amino Acid Sequence; Brachypodium; Cell Wall; Gene Expression Regulation, Plant; Lignin; Phenols; Phenotype; Plant Proteins; Plants, Genetically Modified; Propanols; Solubility; Sugars; Zea mays | 2019 |
Biochemical characterization and expression analysis of lignification in two pear (Pyrus ussuriensis Maxim.) varieties with contrasting stone cell content.
Topics: Biosynthetic Pathways; Fruit; Gene Expression Profiling; Gene Expression Regulation, Plant; Lignin; Phenols; Principal Component Analysis; Propanols; Pyrus | 2020 |
Identification of genes from the general phenylpropanoid and monolignol-specific metabolism in two sugarcane lignin-contrasting genotypes.
Topics: Biosynthetic Pathways; Gene Expression Regulation, Plant; Genotype; Lignin; Plant Proteins; Propanols; Saccharum | 2020 |
The NAC transcription factor FaRIF controls fruit ripening in strawberry.
Topics: Abscisic Acid; Anthocyanins; Cell Wall; Energy Metabolism; Fermentation; Fragaria; Fruit; Gene Expression Regulation, Plant; Glycolysis; Lignin; Plant Growth Regulators; Plant Proteins; Propanols; RNA Interference; Transcription Factors | 2021 |