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Journal J. Agric. Food Chem.

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Identifying Conserved Functional Gene Modules Underlying the Dynamic Regulation of Tea Plant Development and Secondary Metabolism.

Chao Zheng, Jian-Qiang Ma, Chun-Lei Ma, Ming-Zhe Yao, Jie-Dan Chen, Liang Chen,

Tea plants adjust development and metabolism by integrating environmental and endogenous signals in complex but poorly defined gene networks. Here, we present an integrative analysis framework for the identification of conserved modules controlling important agronomic traits using a comprehensive collection of RNA-seq datasets in Camellia plants including 189 samples. In ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(39):11026-11037]

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Characterization of Odorants Causing Smoky Off-Flavors in Cocoa.

Daniela Füllemann, Martin Steinhaus,

Application of an aroma extract dilution analysis in parallel applied to the volatiles isolated from a sample of fermented cocoa with a pronounced smoky off-flavor and a reference sample with flawless aroma revealed seven potential off-flavor compounds with smoky/phenolic odor qualities and higher flavor dilution factors in the off-flavor sample ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(39):10833-10841]

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Molecularization of Foam-Active Saponins from Sugar Beet Side Streams (Beta vulgaris ssp. vulgaris var. altissima).

Matthias Edelmann, Corinna Dawid, Katharina Hochreiter, Theo Ralla, Timo D Stark, Hanna Salminen, Jochen Weiss, Thomas Hofmann,

This work focuses on the isolation and characterization of saponins with a very low bitter intensity originating from sustainable plant materials, in particular the sugar beet pulp by-product stream. Via a concise foam activity screening of saponin-containing materials, which gives indications for their emulsifying ability, sugar beet root extract was ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(39):10962-10974]

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Efficient Biosynthesis of 2'-Fucosyllactose Using an In Vitro Multienzyme Cascade.

Chao Li, Mian Wu, Xin Gao, Zhangliang Zhu, Yu Li, Fuping Lu, Hui-Min Qin,

2'-Fucosyllactose (2-FL) is a fucose-containing oligosaccharide that is found in humans and is believed to have potential nutraceutical and pharmaceutical uses. Here, a promising in vitro multienzyme cascade catalysis system (MECCS) was designed to convert L-fucose and lactose to 2-FL. The cascade comprises L-fucokinase/GDP-L-fucose phosphorylase (FKP), α-1,2-fucosyltransferase (FucT), and pyruvate ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(39):10763-10771]

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Three-Generation Reproductive Toxicity of Genetically Modified Maize with Cry1Ab and epsps Genes in Rats.

Yichun Hu, Mengfan Guo, Qin Zhuo, Chao Han, Lili Shi, Hongmei Mao, Yan Li, Jinpeng Zhao, Chen Chen, Xiaoguang Yang,

The genetically modified maize carrying an insect-resistant gene and herbicide-tolerant gene has substantial benefits for crop production. The three-generation reproductive toxicity of the maize was studied in this paper. One hundred and eighty Sprague-Dawley (SD) rats were divided into three groups, which were fed with a genetically modified maize (GM) ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(39):10912-10919]

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Combined Effect of Quercetin and Fish Oil on Oxidative Stress in the Liver of Mice Fed a Western-Style Diet.

Masuko Kobori, Yukari Akimoto, Yumiko Takahashi, Toshiyuki Kimura,

To study the combined effect of the flavonoid quercetin and fish oil containing ω-3 fatty acids on preventing diet-induced metabolic syndrome, we fed mice with a control diet, a high-fat, high-sucrose, and high-cholesterol Western-style diet (Western diet), a Western diet supplemented with 0.05% quercetin, a Western diet containing 5% fish ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, :]

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Covalent Immobilization of Polypeptides on Polylactic Acid Films and Their Application to Fresh Beef Preservation.

Yongfei Huang, Yifen Wang, Yuqi Li, Chenmin Luo, Chunxiang Yang, Wenzheng Shi, Li Li,

To enhance the advantage of a long-term stability and low-toxicity active packaging system, two biodegradable covalent immobilized antibacterial packaging films were developed and applied to fresh beef preservation in this study. A polylactic acid (PLA) film was prepared by the extrusion-casting method. The surface of the PLA film was modified ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(39):10532-10541]

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A Visual Leaf Zymography Technique for the In Situ Examination of Plant Enzyme Activity under the Stress of Environmental Pollution.

Yu-Xi Feng, Xin Chen, Yan-Wen Li, Hai-Ming Zhao, Lei Xiang, Hui Li, Quan-Ying Cai, Nai-Xian Feng, Ce-Hui Mo, Ming-Hung Wong,

This study established a high-efficiency fluorescence quenching approach for the in situ visualization and modeling of the spatial distribution of xylanase, β-glucosidase, and phosphatase activities in plant leaves under pollution stress (namely, the leaf zymography technique, LZT). In the LZT, a membrane saturated with an enzyme-specific fluorescent substrate on the ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, :]

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Therapeutic Effectiveness of Gardenia jasminoides on Type 2 Diabetic Rats: Mass Spectrometry-Based Metabolomics Approach.

Lu Wang, Chen Yang, Fengrui Song, Zhiqiang Liu, Shu Liu,

Gardenia jasminoides fruits, a kind of traditional Chinese medicine (TCM), have shown prospects in the prevention of diabetes and its complications. However, due to their chemical diversity and multiple biological targets, the effective mechanism remains largely unknown. In this study, mass spectrometry-based metabolomics was applied to uncover the underlying therapeutic ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9673-9682]

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Vapor Pressures and Thermodynamic Properties of Phenylpropanoid and Phenylbutanoid Attractants of Male Bactrocera, Dacus, and Zeugodacus Fruit Flies at Ambient Temperatures.

Donald N S Cameron, Christopher McRae, Soo J Park, Phillip W Taylor, Ian M Jamie,

We report on the vapor pressures at ambient temperatures of seven attractants of Bactrocera, Dacus, and Zeugodacus fruit flies-raspberry ketone, cuelure, raspberry ketone trifluoroacetate, methyl eugenol, methyl isoeugenol, dihydroeugenol, and zingerone-by a vapor saturation method. Dry nitrogen was passed over each compound at well-controlled temperatures. Entrained vapor from the compounds ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9654-9663]

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Evaluation of the Quality of a High-Resistant Starch and Low-Glutelin Rice (Oryza sativa L.) Generated through CRISPR/Cas9-Mediated Targeted Mutagenesis.

Dongshu Guo, Xitie Ling, Xiaogeng Zhou, Xiao Li, Jinyan Wang, Shi Qiu, Yuwen Yang, Baolong Zhang,

A high-resistant starch (RS) and low-glutelin diet is beneficial for the health of patients with diabetes and kidney diseases. Rice is an important food crop worldwide. Previous studies have demonstrated that downregulating the expression of rice starch branching enzyme IIb (SBEIIb) affected the composition and the structure of starch. However, ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9733-9742]

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Characterization of Starch in Cucurbita moschata Germplasms throughout Fruit Development.

Hafiz Muhammad Khalid Abbas, He-Xun Huang, Yu-Fei Yang, Yuan-Heng Xie, Jian-Feng Zou, Shu-Dan Xue, Dong-Guang Song, Ting-Quan Wu, Jun-Xing Li, Yu-Juan Zhong,

Pumpkins (Cucurbita moschata; Cucurbitaceae) are the rich source of nutrients and valued for their biologically active substances to be used for the treatment of several diseases. The contents, composition, and conformation of starch are the significant quality traits of C. moschata. Two germplasms were targeted for analysis regarding the taste ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9690-9696]

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Synthesis of 4-Hydroxybenzoic Acid Derivatives in Escherichia coli.

Han Kim, Song Yi Kim, Geun Young Sim, Joong-Hoon Ahn,

Hydroxybenzoic acids (HBAs) such as 4-hydroxybenzoic acid (4-HBA) and 3,4-dihydroxybenzoic acid (DHB; protocatechuic acid) and its ester with methanol (methylparaben [MP]) are known to have various functional biological properties, including antibacterial, anticancer, antidiabetic, antiaging, antiviral, and anti-inflammatory activities. Since these compounds are widely used in cosmetic, food, and pharmaceutical industries, ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9743-9749]

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Identification of the Biosynthetic Pathway for Anthocyanin Triglucoside, the Precursor of Polyacylated Anthocyanin, in Red Cabbage.

Riko Horiuchi, Yuzo Nishizaki, Natsumi Okawa, Ayaka Ogino, Nobuhiro Sasaki,

Red cabbage anthocyanin is utilized as a natural food colorant because of its stable and brilliant coloration. The major anthocyanin of red cabbage is cyanidin (Cy) mono- and di-acyltriglucoside; however, the biosynthetic pathway to generate this anthocyanin remains unclear. We isolated and identified four uridine diphosphate-glucose-dependent glucosyltransferase (UGT) cDNAs from ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9750-9758]

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2-Methoxy-1,4-naphthoquinone Induces Metabolic Shifts in Penicillium Digitatum Revealed by High-Dimensional Biological Data.

Meixia Guo, Jun Liu, Zhenlin Xu, Jie Wang, Taotao Li, Hongtao Lei, Xuewu Duan, Yuanming Sun, Xiaoyong Zhang, Riming Huang,

Penicillium digitatum is the primary pathogen causing the green mold of citrus. The need for the development of higher effective and lower toxic natural antifungal agents is urgent, owing to the lack of antifungal agents that can successfully combat P. digitatum. Herein, the effects and mechanisms of 2-methoxy-1,4-naphthoquinone (MNQ) as ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9697-9706]

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Role of Flavonol Synthesized by Nucleus FLS1 in Arabidopsis Resistance to Pb Stress.

Xu Zhang, Huanhuan Yang, Myriam Schaufelberger, Xinxin Li, Qingqing Cao, Huabin Xiao, Zhen Ren,

Lead (Pb) is an important pollutant of worldwide concern with respect to extensive pollution sources and highly toxic effect. Flavonol can improve plant resistance to abiotic stress and is also responsible for the alleviating effect under Pb stress. The relationship between Pb stress and flavonol and the knowledge about the ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9646-9653]

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Experimental and Theoretical Studies of Glyphosate Detection in Water by an Europium Luminescent Complex and Effective Adsorption by HKUST-1 and IRMOF-3.

Ayla R B S Galaço, Larissa T Jesus, Ricardo O Freire, Marcos de Oliveira, Osvaldo A Serra,

Designing an effective and simple detection method to quantify glyphosate (GLY) herbicide is desirable. Current chromatography-mass spectrometry and electrochemical methods can be used for this purpose, but these methods are difficult to be made portable and need high-cost equipment. Here, we evaluate a luminescent β-diketonate-Eu-ethylenediaminetetraacetic acid complex for GLY quantification ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9664-9672]

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Acrolein-Trapping Mechanism of Theophylline in Green Tea, Coffee, and Cocoa: Speedy and Successful.

Xiaoyun Jiang, Dingmin Zhang, Yongling Lu, Lishuang Lv,

Increasing evidence has identified the unsaturated aldehyde acrolein (ACR) as the potential factor that causes deoxyribonucleic acid cross-linking and the development of chronic diseases. The objective of this study was to investigate the mechanism by which theophylline (TP) scavenges ACR for the first time. TP efficiently scavenged ACR through forming ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9718-9724]

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Key Odorants from the American Matsutake, Tricholoma magnivelare.

Anne F Murray, Andrew J Moore, John P Munafo,

The American Matsutake, Tricholoma magnivelare (Peck) Redhead, is an edible wild mushroom with a distinctive aroma described as mushroom and spice with subtle floral and citrus nuances. In this study, a total of 36 odorants were identified from T. magnivelare using solvent-assisted flavor evaporation and aroma extract dilution analysis. Stable ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9768-9775]

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Investigation on the Double CutOff Phenomenon Observed in Protocatechuic Acid and Its Alkyl Esters under Various CAT-Based Assays.

Natthaporn Phonsatta, Claudia Grajeda-Iglesias, Maria Cruz Figueroa-Espinoza, Bruno Baréa, Jérôme Lecomte, Wonnop Visessanguan, Erwann Durand, Pierre Villeneuve, Wanaporn Tapingkae, Atikorn Panya,

A strange cutoff phenomenon of a series of protocatechuic acid alkyl esters had been noticed using the conjugated autoxidizable triene (CAT) assay. Two parabolic shapes of antioxidant activities of protocatechuic acid alkyl esters described as ″the double cutoff effect″ have been speculated as a result of an oxidative driving force ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(35):9568-9575]

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Formulation of Orange Juice with Dietary Fibers Enhances Bioaccessibility of Orange Flavonoids in Juice but Limits Their Ability to Inhibit In Vitro Glucose Transport.

Sydney E Moser, Jin-E Shin, Prabhakar Kasturi, Bruce R Hamaker, Mario G Ferruzzi, Nicolas Bordenave,

The effect of formulating orange juice (OJ) with dietary fibers (DFs) on in vitro bioaccessibility of flavonoids and their ability to inhibit glucose transport in Caco-2 cells were investigated on Valencia orange fruit (OF), OJ, and OJ formulated with 1 and 2.8% DFs. DFs were either orange pomace (P) or ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(35):9387-9397]

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Ovotransferrin Exhibits Osteogenic Activity Partially via Low-Density Lipoprotein Receptor-Related Protein 1 (LRP1) Activation in MC3T3-E1 Cells.

Nan Shang, Khushwant S Bhullar, Jianping Wu,

Ovotransferrin, a major protein in egg white, induces osteoblast proliferation and survival in vitro. However, it is unclear which receptor(s) drive the beneficial activities of this bioactive glycoprotein. We examined the role of the low-density lipoprotein receptor-related protein 1 (LRP1) in the actions of ovotransferrin on osteoblasts. Here, we showed ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(35):9427-9435]

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Chrysin Inhibits Melanoma Tumor Metastasis via Interfering with the FOXM1/β-Catenin Signaling.

Zheng Yufei, Wu Yuqi, Hu Binyue, Tao Lingchen, Chen Xi, Dixon Hoffelt, Hu Fuliang,

Melanoma, which features high metastasis and high lethality, is one of the toughest tumors to treat. Chrysin, which is rich in various plants, has shown a great inhibitory effect on melanoma proliferation. Here, we evaluated the metastasis suppressive effect of chrysin on melanoma in vivo and in vitro. In vitro, ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(35):9358-9367]

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Research on a Specialty Mushroom (Pleurotus tuber-regium) as a Functional Food: Chemical Composition and Biological Activities.

Shaoling Lin, Peixin Wang, Ka-Lung Lam, Jiamiao Hu, Peter C K Cheung,

Pleurotus tuber-regium (PTR) is an edible specialty mushroom that has attracted growing interest recently because of its sensory attributes, high nutritional values, and important medicinal properties. PTR is rich in bioactive polysaccharides, proteins with essential amino acids, essential fatty acids, dietary fiber, minerals, and vitamins. Current studies have shown that ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(35):9277-9286]

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Kahweol Reduces Food Intake of Caenorhabditis elegans.

Renalison Farias-Pereira, Cheon-Seok Park, Yeonhwa Park,

The coffee diterpene kahweol may contribute to the anti-obesity effects of coffee but its physiological effects have yet to be elucidated. Caenorhabditis elegans is used as an animal model in obesity research because its lipid metabolism is conserved in humans. The goal was to investigate kahweol's effects on lipid metabolism ... Read more >>

J. Agric. Food Chem. (Journal of agricultural and food chemistry)
[2020, 68(36):9683-9689]

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