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Xin Zhao, Edward E. Carey, Janice E. Young, Weiqun Wang, and Takeo Iwamoto

. High-performance liquid chromatography analysis of phenolics. Concentrations of selected phenolic acid and flavonoids were measured by high-performance liquid chromatography (HPLC). A 100-μL aliquot of the sample extract was injected into a Beckman

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Mariano F. Galla, Bradley D. Hanson, and Kassim Al-Khatib

stored at −80 °C in a cryofreezer. Samples were prepared for analysis as follows: 1.0 g of homogenized sample was added to a test tube and soaked for 1 h in 10 mL of a solution consisting of 4 μmol ammonium acetate in high-performance liquid

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Xiaohua Yang, Susan K. Brown, and Peter J. Davies

extract by Halińska et al. (1989) and purified by solid phase extraction (Strata-X SPE; Phenomenex, Torrance, CA) and high-performance liquid chromatography (HPLC) ( Davies et al., 1986 ). The [ 14 C]GA 12 contained eight 14 C atoms per GA 12 molecule

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Derek J. Plotkowski and John A. Cline

juice can be analyzed using methods like formol titration or by using commercial testing kits with spectrophotometric assays. Individual amino acids can be measured using high-performance liquid chromatography (HPLC) with ortho-phthalaldehyde (OPA

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Yunpeng Gao, Mingwei Zhu, Haoyu Wang, and Shuxian Li

running water, after which they were lyophilized in a vacuum freeze dryer (Martin Christ, Osterode, Germany) and ground to powder in liquid nitrogen. The powder corresponding to ≈35 seeds (1.0 g) was mixed with 50 mL 100% methanol [high-performance liquid

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Min Zhang, Xiuxin Deng, Changping Qin, Chunli Chen, Hongyan Zhang, Qing Liu, Zhiyong Hu, Linlin Guo, Wenhua Song, Yong Tan, and Shengcai Liao

001220050468 Kuhara, S. 1989 Artificial production of citrus periclinal chimera and disease resistance of these plants Shokubutsu Bochi 43 25 29 Lee, H.S. Castle, W.S. Coates, G.A. 2001 High-performance

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Yiran Li, Asuka Uchida, Akiha Abe, Akihiro Yamamoto, Tomonari Hirano, and Hisato Kunitake

were determined by high-performance liquid chromatography (LC-20; Shimadzu, Kyoto, Japan) after extraction with 0.5-M PCA ( Scaramagli et al., 1995 ; Yamamoto et al., 2012 ). The PA contents were expressed on the basis of the dry weight of the pollen

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Valentina Schmitzer, Robert Veberic, Gregor Osterc, and Franci Stampar

pH meter (S20 SevenEasy™; Mettler Toledo, Columbus, OH). Each measurement was repeated on five individual flowers per developmental stage. Extraction and high-performance liquid chromatography (HPLC) determination of phenolic compounds. Fresh

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Pedro García-Caparrós, Alfonso Llanderal, Ahmed El-Tarawy, John Majsztrik, and María Teresa Lao

chloride and nitrate (NO 3 ) concentration using water extraction and high-performance liquid chromatography as described by Csáky and Martínez-Grau (1998) . The other subsamples were mineralized with 96% sulphuric acid (H 2 SO 4 ) in the presence of P

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Ting Lei, Yang Song, Xuehua Jin, Tianyu Su, and Yiwen Pu

Beatriz, A.G. Berrueta, L.A. Garmón-Lobato, S. Gallo, B. Vicente, F. 2009 A general analytical strategy for the characterization of phenolic compounds in fruit juices by high-performance liquid chromatography with diode array detection coupled to