{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,26]],"date-time":"2026-10-26T17:35:48Z","timestamp":1793036148211,"version":"4.5.0"},"reference-count":54,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T00:00:00Z","timestamp":1790812800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T00:00:00Z","timestamp":1790812800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2026,9,10]],"date-time":"2026-09-10T00:00:00Z","timestamp":1788998400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100018806","name":"Department of Science and Technology of Hubei Province","doi-asserted-by":"publisher","award":["2019ACA120"],"award-info":[{"award-number":["2019ACA120"]}],"id":[{"id":"10.13039\/501100018806","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["31260057"],"award-info":[{"award-number":["31260057"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Food Chemistry: X"],"published-print":{"date-parts":[[2026,10]]},"DOI":"10.1016\/j.fochx.2026.104444","type":"journal-article","created":{"date-parts":[[2026,9,11]],"date-time":"2026-09-11T23:34:38Z","timestamp":1789169678000},"page":"104444","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"special_numbering":"C","title":["Metabolomic variation associated with coloration in purple-fleshed sweet potato storage roots under different substrate conditions"],"prefix":"10.1016","volume":"39","author":[{"given":"Lingjun","family":"Cui","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiuzhi","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kemin","family":"Xu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bingyin","family":"Chu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Qiang","family":"Xiao","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jianguo","family":"Shi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.fochx.2026.104444_bb0005","doi-asserted-by":"crossref","first-page":"875","DOI":"10.1038\/nprot.2007.102","article-title":"Estimation of total phenolic content and other oxidation substrates in plant tissues using folin-ciocalteu reagent","volume":"2","author":"Ainsworth","year":"2007","journal-title":"Nature Protocols"},{"key":"10.1016\/j.fochx.2026.104444_bb0010","doi-asserted-by":"crossref","first-page":"5500","DOI":"10.3390\/molecules25235500","article-title":"Anthocyanin pigments: Beyond aesthetics","volume":"25","author":"Alappat","year":"2020","journal-title":"Molecules"},{"key":"10.1016\/j.fochx.2026.104444_bb0015","doi-asserted-by":"crossref","first-page":"2810","DOI":"10.3390\/foods12142810","article-title":"Mechanism of anti-diabetic activity from sweet potato (Ipomoea batatas): A systematic review","volume":"12","author":"Arisanti","year":"2023","journal-title":"Foods"},{"key":"10.1016\/j.fochx.2026.104444_bb0020","doi-asserted-by":"crossref","first-page":"1393","DOI":"10.3390\/antiox12071393","article-title":"When cannabis sativa l. turns purple: Biosynthesis and accumulation of anthocyanins","volume":"12","author":"Bassolino","year":"2023","journal-title":"Antioxidants"},{"key":"10.1016\/j.fochx.2026.104444_bb0025","doi-asserted-by":"crossref","first-page":"67","DOI":"10.5344\/ajev.2001.52.2.67","article-title":"The copigmentation of anthocyanins and its role in the color of red wine: A critical review","volume":"52","author":"Boulton","year":"2001","journal-title":"American Journal of Enology and Viticulture"},{"key":"10.1016\/j.fochx.2026.104444_bb0030","doi-asserted-by":"crossref","first-page":"1383","DOI":"10.1016\/j.hpj.2022.09.015","article-title":"Phytoene synthases 1 modulates tomato fruit quality through influencing the metabolic flux between carotenoid and flavonoid pathways","volume":"10","author":"Cao","year":"2024","journal-title":"Horticultural Plant Journal"},{"key":"10.1016\/j.fochx.2026.104444_bb0035","doi-asserted-by":"crossref","first-page":"337","DOI":"10.1016\/j.foodres.2011.07.040","article-title":"Total carotenoid content, \u03b1-carotene and \u03b2-carotene, of landrace pumpkins (Cucurbita Moschata duch): A preliminary study","volume":"47","author":"de Carvalho","year":"2012","journal-title":"Food Research International"},{"key":"10.1016\/j.fochx.2026.104444_bb0040","doi-asserted-by":"crossref","first-page":"1002","DOI":"10.1021\/acs.jafc.2c05879","article-title":"Anthocyanins as promising molecules affecting energy homeostasis, inflammation, and gut microbiota in type 2 diabetes with special reference to impact of acylation","volume":"71","author":"Chen","year":"2022","journal-title":"Journal of Agricultural and Food Chemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0045","doi-asserted-by":"crossref","DOI":"10.1016\/j.jfca.2025.108199","article-title":"Geographic and seasonal variations in non-enzymatic bluing of lotus rhizome: Dominance of polyphenol-iron complexation","volume":"148","author":"Chen","year":"2025","journal-title":"Journal of Food Composition and Analysis"},{"key":"10.1016\/j.fochx.2026.104444_bb0050","doi-asserted-by":"crossref","DOI":"10.1016\/j.indcrop.2024.119954","article-title":"Untargeted metabolomics analysis revealed metabolite dynamics during the development and processing of rosa rugosa flowers","volume":"222","author":"Cheng","year":"2024","journal-title":"Industrial Crops and Products"},{"key":"10.1016\/j.fochx.2026.104444_bb0055","doi-asserted-by":"crossref","first-page":"1033","DOI":"10.1002\/ardp.19602931202","article-title":"Zur serienm\u00e4\u00dfigen bestimmung des gehaltes an flavonol-derivaten in drogen","volume":"293","author":"Christ","year":"1960","journal-title":"Archiv der Pharmazie"},{"key":"10.1016\/j.fochx.2026.104444_bb0060","doi-asserted-by":"crossref","first-page":"12356","DOI":"10.1021\/acs.jafc.4c01050","article-title":"Anthocyanins as natural food colorings: The chemistry behind and challenges still ahead","volume":"72","author":"Dangles","year":"2024","journal-title":"Journal of Agricultural and Food Chemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0065","doi-asserted-by":"crossref","first-page":"4551","DOI":"10.3390\/ijms22094551","article-title":"Acylated anthocyanins from red cabbage and purple sweet potato can bind metal ions and produce stable blue colors","volume":"22","author":"Fenger","year":"2021","journal-title":"International Journal of Molecular Sciences"},{"issue":"1","key":"10.1016\/j.fochx.2026.104444_bb0070","first-page":"12023","article-title":"Selected purple-fleshed sweet potato genotypes with high anthocyanin contents","volume":"456","author":"Ginting","year":"2020","journal-title":"IOP Conference Series: Earth and Environmental Science"},{"key":"10.1016\/j.fochx.2026.104444_bb0075","doi-asserted-by":"crossref","first-page":"3921","DOI":"10.3390\/molecules28093921","article-title":"Heavy metals, their phytotoxicity, and the role of phenolic antioxidants in plant stress responses with focus on cadmium","volume":"28","author":"Goncharuk","year":"2023","journal-title":"Molecules"},{"key":"10.1016\/j.fochx.2026.104444_bb0080","doi-asserted-by":"crossref","first-page":"87","DOI":"10.1016\/0003-2697(75)90682-X","article-title":"Percolation of starch and soluble carbohydrates from plant tissue for quantitative determination with anthrone","volume":"68","author":"Hansen","year":"1975","journal-title":"Analytical Biochemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0085","doi-asserted-by":"crossref","first-page":"726","DOI":"10.3390\/plants10040726","article-title":"Natural blues: Structure meets function in anthocyanins","volume":"10","author":"Houghton","year":"2021","journal-title":"Plants-Basel"},{"key":"10.1016\/j.fochx.2026.104444_bb0090","doi-asserted-by":"crossref","first-page":"67","DOI":"10.1016\/j.geoderma.2017.07.013","article-title":"Optimized high-throughput methods for quantifying iron biogeochemical dynamics in soil","volume":"306","author":"Huang","year":"2017","journal-title":"Geoderma"},{"key":"10.1016\/j.fochx.2026.104444_bb0095","doi-asserted-by":"crossref","DOI":"10.3389\/fnut.2022.746881","article-title":"Chemistry and pharmacological actions of delphinidin, a dietary purple pigment in anthocyanidin and anthocyanin forms","volume":"9","author":"Husain","year":"2022","journal-title":"Frontiers in Nutrition"},{"key":"10.1016\/j.fochx.2026.104444_bb0100","doi-asserted-by":"crossref","first-page":"460","DOI":"10.1016\/j.foodchem.2018.07.141","article-title":"Degradation of anthocyanins and polymeric color formation during heat treatment of purple sweet potato extract at different ph","volume":"274","author":"Jiang","year":"2019","journal-title":"Food Chemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0105","doi-asserted-by":"crossref","first-page":"3013","DOI":"10.1002\/csc2.21076","article-title":"Effects of shading intensities on the yield and contents of anthocyanin and soluble sugar in tubers of purple sweet potato","volume":"63","author":"Jin","year":"2023","journal-title":"Crop Science"},{"key":"10.1016\/j.fochx.2026.104444_bb0110","doi-asserted-by":"crossref","first-page":"91","DOI":"10.1186\/s40538-025-00812-z","article-title":"Temporal metabolomics of pea seedlings reveals primary and secondary metabolism dynamics under varying light intensity","volume":"12","author":"Lee","year":"2025","journal-title":"Chemical and Biological Technologies in Agriculture"},{"key":"10.1016\/j.fochx.2026.104444_bb0115","doi-asserted-by":"crossref","first-page":"1236","DOI":"10.3390\/horticulturae9111236","article-title":"Targeted metabolome and transcriptome analyses reveal the molecular mechanism of color variation between sepals and petals in fuchsia hybrida","volume":"9","author":"Lei","year":"2023","journal-title":"Horticulturae"},{"key":"10.1016\/j.fochx.2026.104444_bb0120","doi-asserted-by":"crossref","first-page":"3816","DOI":"10.3390\/molecules24213816","article-title":"Research advances of purple sweet potato anthocyanins: Extraction, identification, stability, bioactivity, application, and biotransformation","volume":"24","author":"Li","year":"2019","journal-title":"Molecules"},{"key":"10.1016\/j.fochx.2026.104444_bb0125","doi-asserted-by":"crossref","first-page":"1429","DOI":"10.1016\/j.foodchem.2012.09.054","article-title":"Identification and thermal stability of purple-fleshed sweet potato anthocyanins in aqueous solutions with various pH values and fruit juices","volume":"136","author":"Li","year":"2013","journal-title":"Food Chemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0130","doi-asserted-by":"crossref","first-page":"4433","DOI":"10.1093\/jxb\/erx291","article-title":"Starch as a source, starch as a sink: The bifunctional role of starch in carbon allocation","volume":"68","author":"MacNeill","year":"2017","journal-title":"Journal of Experimental Botany"},{"key":"10.1016\/j.fochx.2026.104444_bb0135","doi-asserted-by":"crossref","first-page":"73","DOI":"10.1146\/annurev-arplant-042811-105439","article-title":"The shikimate pathway and aromatic amino acid biosynthesis in plants","volume":"63","author":"Maeda","year":"2012","journal-title":"Annual Review of Plant Biology"},{"key":"10.1016\/j.fochx.2026.104444_bb0140","doi-asserted-by":"crossref","DOI":"10.1002\/fsn3.70895","article-title":"Anthocyanins from sweet potatoes (Ipomoea batatas): Bioavailability, mechanisms of action, and therapeutic potential in diabetes and metabolic disorders","volume":"13","author":"Maqsood","year":"2025","journal-title":"Food Science & Nutrition"},{"key":"10.1016\/j.fochx.2026.104444_bb0145","doi-asserted-by":"crossref","first-page":"3809","DOI":"10.3390\/molecules25173809","article-title":"Anthocyanins: A comprehensive review of their chemical properties and health effects on cardiovascular and neurodegenerative diseases","volume":"25","author":"Mattioli","year":"2020","journal-title":"Molecules"},{"key":"10.1016\/j.fochx.2026.104444_bb0150","doi-asserted-by":"crossref","first-page":"337","DOI":"10.1111\/j.0030-1299.2005.13634.x","article-title":"CO2 enrichment and carbon partitioning to phenolics: Do plant responses accord better with the protein competition or the growth differentiation balance models?","volume":"111","author":"Mattson","year":"2005","journal-title":"Oikos"},{"key":"10.1016\/j.fochx.2026.104444_bb0155","first-page":"523","article-title":"Phenolic compounds and their antioxidant activity in plants growing under heavy metal stress","volume":"15","author":"Michalak","year":"2006","journal-title":"Polish Journal of Environmental Studies"},{"key":"10.1016\/j.fochx.2026.104444_bb0160","first-page":"131","article-title":"Studies on molecular stacking of anthocyanins in flower petal cell","volume":"45","author":"Mori","year":"2004","journal-title":"Plant and Cell Physiology"},{"key":"10.1016\/j.fochx.2026.104444_bb0165","doi-asserted-by":"crossref","first-page":"1571825","DOI":"10.3389\/fpls.2025.1571825","article-title":"Phenylpropanoids metabolism: Recent insight into stress tolerance and plant development cues","volume":"16","author":"Ninkuu","year":"2025","journal-title":"Frontiers in Plant Science"},{"key":"10.1016\/j.fochx.2026.104444_bb0170","doi-asserted-by":"crossref","first-page":"14161","DOI":"10.1038\/s41598-020-70977-0","article-title":"The proanthocyanin-related transcription factors mybc1 and wrky44 regulate branch points in the kiwifruit anthocyanin pathway","volume":"10","author":"Peng","year":"2020","journal-title":"Scientific Reports"},{"key":"10.1016\/j.fochx.2026.104444_bb0175","doi-asserted-by":"crossref","first-page":"2452","DOI":"10.3390\/molecules24132452","article-title":"Response of phenylpropanoid pathway and the role of polyphenols in plants under abiotic stress","volume":"24","author":"Sharma","year":"2019","journal-title":"Molecules"},{"key":"10.1016\/j.fochx.2026.104444_bb0180","doi-asserted-by":"crossref","first-page":"26","DOI":"10.1016\/j.foodchem.2016.03.109","article-title":"Evaluating the role of metal ions in the bathochromic and hyperchromic responses of cyanidin derivatives in acidic and alkaline pH","volume":"208","author":"Sigurdson","year":"2016","journal-title":"Food Chemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0185","doi-asserted-by":"crossref","first-page":"594","DOI":"10.1002\/poc.3534","article-title":"Chemistry and photochemistry of natural plant pigments: The anthocyanins","volume":"29","author":"Silva","year":"2016","journal-title":"Journal of Physical Organic Chemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0190","doi-asserted-by":"crossref","first-page":"363","DOI":"10.3390\/plants14030363","article-title":"Red-leafed lettuces: Genetic variation or epigenetic photomorphogenesis?","volume":"14","author":"Smirnova","year":"2025","journal-title":"Plants-Basel"},{"key":"10.1016\/j.fochx.2026.104444_bb0195","doi-asserted-by":"crossref","first-page":"217","DOI":"10.1146\/annurev-arplant-050718-100241","article-title":"Starch: A flexible, adaptable carbon store coupled to plant growth","volume":"71","author":"Smith","year":"2020","journal-title":"Annual Review of Plant Biology"},{"key":"10.1016\/j.fochx.2026.104444_bb0200","doi-asserted-by":"crossref","first-page":"2690","DOI":"10.3390\/plants14172690","article-title":"Anthocyanin synthesis capability of maize cultivars is associated with their photosynthetic carbon partitioning for growth adaptability under low phosphorus","volume":"14","author":"Tang","year":"2025","journal-title":"Plants-Basel"},{"key":"10.1016\/j.fochx.2026.104444_bb0205","doi-asserted-by":"crossref","first-page":"62","DOI":"10.3389\/fpls.2013.00062","article-title":"Shikimate and phenylalanine biosynthesis in the green lineage","volume":"4","author":"Tohge","year":"2013","journal-title":"Frontiers in Plant Science"},{"key":"10.1016\/j.fochx.2026.104444_bb0210","doi-asserted-by":"crossref","first-page":"4937","DOI":"10.1021\/acs.chemrev.5b00507","article-title":"Stabilizing and modulating color by copigmentation: Insights from theory and experiment","volume":"116","author":"Trouillas","year":"2016","journal-title":"Chemical Reviews"},{"key":"10.1016\/j.fochx.2026.104444_bb0215","doi-asserted-by":"crossref","first-page":"404","DOI":"10.1021\/jf902799a","article-title":"Characterization of anthocyanins and anthocyanidins in purple-fleshed sweet potatoes by HPLC-DAD\/ESI-MS\/MS","volume":"58","author":"Truong","year":"2010","journal-title":"Journal of Agricultural and Food Chemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0220","article-title":"Metabolomic and transcriptomic profiling uncover the underlying mechanism of color differentiation in Scutellaria baicalensis georgi. Flowers","volume":"13","author":"Wang","year":"2022","journal-title":"Frontiers in Plant Science"},{"key":"10.1016\/j.fochx.2026.104444_bb0225","doi-asserted-by":"crossref","DOI":"10.1016\/j.foodres.2023.113837","article-title":"The structure of anthocyanins and the copigmentation by common micromolecular copigments: A review","volume":"176","author":"Wang","year":"2024","journal-title":"Food Research International"},{"key":"10.1016\/j.fochx.2026.104444_bb0230","article-title":"Comparative study of polysaccharide metabolites in purple, orange, and white Ipomoea batatas tubers","volume":"24","author":"Wang","year":"2024","journal-title":"Food Chemistry: X"},{"key":"10.1016\/j.fochx.2026.104444_bb0235","doi-asserted-by":"crossref","DOI":"10.1016\/j.foodchem.2025.146336","article-title":"Mechanism-driven stabilization of anthocyanins: Comparative copigmentation and encapsulation for food applications","volume":"495","author":"Yang","year":"2025","journal-title":"Food Chemistry"},{"key":"10.1016\/j.fochx.2026.104444_bb0240","doi-asserted-by":"crossref","first-page":"43","DOI":"10.1270\/jsbbs.49.43","article-title":"Genotypic diversity of anthocyanin content and composition in purple-fleshed sweet potato (Ipomoea batatas (L.) lam)","volume":"49","author":"Yoshinaga","year":"1999","journal-title":"Breeding Science"},{"key":"10.1016\/j.fochx.2026.104444_bb0245","doi-asserted-by":"crossref","first-page":"109","DOI":"10.1080\/07352689.2021.1898083","article-title":"Cooperative regulation of flavonoid and lignin biosynthesis in plants","volume":"40","author":"Zhang","year":"2021","journal-title":"Critical Reviews in Plant Sciences"},{"key":"10.1016\/j.fochx.2026.104444_bb0250","doi-asserted-by":"crossref","first-page":"125","DOI":"10.3390\/agriculture14010125","article-title":"The impact of different nitrogen levels on the tuber yield and anthocyanin synthesis of purple potatoes","volume":"14","author":"Zhang","year":"2024","journal-title":"Agriculture"},{"key":"10.1016\/j.fochx.2026.104444_bb0255","article-title":"Anthocyanin degradation drives heat-induced petal fading in Chrysanthemum morifolium at full bloom: A multi-omics analysis","volume":"15","author":"Zhao","year":"2025","journal-title":"Agriculture"},{"key":"10.1016\/j.fochx.2026.104444_bb0260","doi-asserted-by":"crossref","DOI":"10.1016\/j.plantsci.2025.112409","article-title":"Sugar and anthocyanins: A scientific exploration of sweet signals and natural pigments","volume":"353","author":"Zhao","year":"2025","journal-title":"Plant Science"},{"key":"10.1016\/j.fochx.2026.104444_bb0265","doi-asserted-by":"crossref","first-page":"3234","DOI":"10.1002\/fsn3.1583","article-title":"Copigmentation effect of three phenolic acids on color and thermal stability of chinese bayberry anthocyanins","volume":"8","author":"Zhu","year":"2020","journal-title":"Food Science & Nutrition"},{"key":"10.1016\/j.fochx.2026.104444_bb0270","doi-asserted-by":"crossref","DOI":"10.1016\/j.scienta.2024.113333","article-title":"End-of-production supplemental blue light intensity and duration co-regulate growth, anthocyanin, and ascorbic acid production in red leaf lettuce","volume":"335","author":"Zhu","year":"2024","journal-title":"Scientia Horticulturae"}],"container-title":["Food Chemistry: X"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S259015752600965X?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S259015752600965X?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,10,26]],"date-time":"2026-10-26T16:44:02Z","timestamp":1793033042000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S259015752600965X"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,10]]},"references-count":54,"alternative-id":["S259015752600965X"],"URL":"https:\/\/doi.org\/10.1016\/j.fochx.2026.104444","relation":{},"ISSN":["2590-1575"],"issn-type":[{"value":"2590-1575","type":"print"}],"subject":[],"published":{"date-parts":[[2026,10]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Metabolomic variation associated with coloration in purple-fleshed sweet potato storage roots under different substrate conditions","name":"articletitle","label":"Article Title"},{"value":"Food Chemistry: X","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.fochx.2026.104444","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 The Authors. Published by Elsevier Ltd.","name":"copyright","label":"Copyright"}],"article-number":"104444"}}