Publications

Challenge to evaluate regulatory compliance for nutrients in infant formulas with current state-of-the-art analytical reference methods

Konings, E.J.M; Roux, A.; Reungoat, A.; Nicod, N.; Campos-Giménez, E.; Ameye, L.; et al. (2020) Food Control 119, 107423. doi.org/10.1016/j.foodcont.2020.107423

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Comparison of LC‑MS/MS and enzymatic methods for the determination of total choline and total carnitine in infant formula and milk products

Gill, B.D.; Indyk, H.E.; Kobayashi, T.; McGrail, I.J.; Woollard, D.C.(2020) J. AOAC Int. 103, 1293–1300. doi.org/10.1093/jaoacint/qsaa060

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Separation of RRR‑a‑tocopherol by chiral chromatography

Gill, B.D.; Indyk, H.E. (2020) J. AOAC Int. 103, 1288–1292. doi.org/10.1093/jaoacint/qsaa055

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Rapid method for the determination of sorbic acid in cheese by high performance liquid chromatography

Wood, J.E.; Gill, B.D.; Gujaran, G.S.; Indyk, H.E.; White, P.M. (2020) J. AOAC Int. 103, 807–811. doi.org/10.1093/jaoacint/qsz043

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Rapid method for the determination of thiamine and pantothenic acid in infant formula and milk-based nutritional products by LC‑MS/MS

Gill, B.D.; Saldo, S.C.; McGrail, I.J.; Wood, J.E.; Indyk, H.E. (2020) J. AOAC Int. 103, 812–817. doi.org/10.1093/jaoacint/qsz034

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Differential thermal isomerization: its role in the analysis of vitamin D3 in foods

Gill, B.D.; Abernethy, G.A.; Indyk, H.E.; Wood, J.E.; Woollard, D.C. (2020) J. AOAC Int. 103, 563–569. doi.org/10.1093/jaocint/qsz001


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Significance of previtamin D chromatographic resolution in the accurate determination of vitamin D3 by HPLC‑UV

Woollard, D.C.; Indyk, H.E.; Gill, B.D. (2019) J. Food Comp. Anal. 79, 1–4. doi.org/10.1016/j.jfca.2019.02.010/p>

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Development and application of an optical biosensor immunoassay for aflatoxin M1 in bovine milk

Indyk, H.E.; Chetikam, S.; Gill, B.D. Wood, J.E.; Woollard, D.C.; (2019) Food Anal. Methods 12, 2630–2637. doi.org/10.1007/s12161-019-01621-5


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The analysis of vitamin B12 in milk and infant formula: a review

Li, Y.; Gill, B.D.; Grainger, M.N.C.; Manley-Harris, M. (2019) Int. Dairy J. 99, 1045437. doi.org/10.1016/j.jfca.2019.02.010



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Significance of thermal isomerisation on the quantitation of total vitamin D3 in foods

Gill, B.D.; Gilliland, D.L.; Indyk, H.E. Wood, J.E.; Woollard, D.C. (2019) Food Anal. Methods 12, 998–1006. doi.org/10.1007/s12161-019-01434-6



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A rapid method for the determination of biotin and folic acid in liquid milk, milk powders, infant formula, and milk-based nutritional products by liquid chromatography‒tandem mass spectrometry

Gill, B.D.; Saldo, S.; Wood, J.E.; Indyk, H.E. (2018) J. AOAC Int. 101, 1578–1583. doi.org/10.5740/jaoacint.18-0065

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Analysis of vitamin D2 and vitamin D3 in infant and adult nutritional formulas by liquid chromatography-tandem mass spectrometry: a multi-laboratory testing study

Gill, B.D.; Indyk, H.E. (2018) J. AOAC Int. 101, 256–263. doi.org/10.5740/jaoacint.17-0149


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The β‑lactoglobulin content of bovine milk: development and application of a biosensor immunoassay

Indyk, H.E.; Hart, S.; Meerkerk, T.; Gill, B.D.; Woollard, D.C. (2017) Int. Dairy J. 73, 68–73. doi.org/10.1016/j.idairyj.2017.05.010

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Analysis of vitamin D2 and vitamin D3 in fortified milk powders and infant and nutritional formulas by liquid chromatography-tandem mass spectrometry: Single-Laboratory Validation, First Action 2016.05

Gill, B.D.; Abernethy, G.A.; Green, R.J.; Indyk, H.E. (2017) J. AOAC Int. 100, 298–302. doi.org/10.5740/jaoacint.2016_05

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The determination of vitamin D3 and 25‑hydroxyvitamin D3 in early lactation and seasonal bovine milk

Gill, B.D.; Zhu, X.; Indyk, H.E. (2016) Int. Dairy J. 63, 29–34. doi.org/10.1016/j.idairyj.2016.07.010


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Analysis of vitamin D2 and vitamin D3 in fortified milk powders, infant and nutritional formulas by liquid chromatography-tandem mass spectrometry: First Action 2016.05

Gill, B.D.; Abernethy, G.A.; Green, R.J.; Indyk, H.E. (2016) J. AOAC Int. 99, 1321–1330. doi.org/10.5740/jaoacint.16-0160


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The free and total myo‑inositol contents of early lactation and seasonal bovine milk

Indyk, H.E.; Saldo, S.; White, P.; Dole, M.; Gill, B.D.; Woollard, D.C. (2016) Int. Dairy J. 56, 33–37. doi.org/10.1016/j.idairyj.2016.01.002


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Current methods for the analysis of selected nutrients in infant formulas and adult nutritionals

Gill, B.D.; Indyk, H.E.; Woollard, D.C. (2016) J. AOAC Int. 99, 30–41. doi.org/10.5740/jaoacint.15-0247


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Analysis of nucleotide 5′‑monophosphates in infant formulas by HPLC‑UV: collaborative study

Gill, B.D.; Indyk, H.E. (2015) J. AOAC Int. 98, 971–979. doi.org/10.5740/jaoacint.15-050


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An optical biosensor-based immunoassay for the determination of bovine serum albumin in milk and milk products

Indyk, H.E.; Gill, B.D.; Woollard, D.C. (2015) Int. Dairy J. 47, 72–78. doi.org/10.1016/j.idairyj.2015.02.011


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A rapid method for the determination of vitamin D3 in milk and infant formula by liquid chromatography-mass spectrometry

Gill, B.D.; Zhu, X.; Indyk, H.E. (2015) J. AOAC Int. 98, 431–435. doi.org/10.5740/jaoacint.14-183


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Evaluation protocol for the review of method validation data by the AOAC Stakeholder Panel on Infant Formula and Adult Nutritionals Expert Review Panel

Gill, B.D.; Indyk, H.E.; Blake, C.J.; Konings, E.J.M.; Jacobs, W.A.; Sullivan, D. (2015) J. AOAC Int. 98, 112–115. doi.org/10.5740/jaoacint.14-158

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Application of an LC-UV method to estimate lutein recovery during infant formula manufacture

Indyk, H.E.; Gill, B.D.; Broughton, J.M.; Woollard, D.C. (2014) Int. Dairy J. 38, 82–86. doi.org/10.1016/j.idairyj.2014.02.010

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Biotin content of paediatric formulae, early lactation milk and seasonal bovine milk powders by biosensor immunoassay

Indyk, H.E.; Gill, B.D.; Woollard, D.C. (2014) Int. Dairy J. 35, 25–31. doi.org/10.1016/j.idairyj.2013.10.002


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Analysis of nucleosides and nucleotides in infant formula by liquid chromatography-tandem mass spectrometry

Gill, B.D.; Indyk, H.E.; Manley-Harris, M. (2013) Anal. Bioanal. Chem. 405, 5311–5319. doi.org/10.1007/s00216-013-6935-9

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Determination of total potentially available nucleosides in bovine, caprine, and ovine milk

Gill, B.D.; Indyk, H.E.; Manley-Harris, M. (2012) Int. Dairy J. 24, 40–43. doi.org/10.1016/j.idairyj.2011.11.011


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Analysis of 5′‑mononucleotides in infant formula and adult/pediatric nutritional formula by liquid chromatography: First Action 2011.20

Gill, B.D.; Indyk, H.E.; Kumar, M.C.; Sievwright, N.K.; Manley-Harris, M.; Dowell, D. (2012) J. AOAC Int. 95, 599–602. doi.org/10.5740/jaoacint.CS2011_20

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Determination of total potentially available nucleosides in bovine milk

Gill, B.D.; Indyk, H.E.; Manley-Harris, M. (2011) Int. Dairy J. 21, 34–41. doi.org/10.1016/j.idairyj.2010.07.004



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A liquid chromatographic method for routine analysis of 5′‑mononucleotides in pediatric formulas

Gill, B.D.; Indyk, H.E.; Kumar, M.C.; Sievwright, N.K.; Manley-Harris, M. (2010) J. AOAC Int. 93, 966–973. doi.org/10.1093/jaoac/93.3.966

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Liquid chromatographic method for the determination of lutein in milk and pediatric formulas

Gill, B.D.; Indyk, H.E. (2008) Int. Dairy J. 18, 894–898. doi.org/10.1016/j.idairyj.2008.02.004


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Determination of nucleotides and nucleosides in milks and pediatric formulas: a review

Gill, B.D.; Indyk, H.E. (2007) J. AOAC Int. 90, 1354–1364. doi.org/10.1093/jaoac/90.5.1354


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Development and application of a liquid chromatographic method for analysis of nucleotides and nucleosides in milk and infant formulas

Gill, B.D.; Indyk, H.E. (2007) Int. Dairy J. 17, 596–605. doi.org/10.1016/j.idairyj.2006.08.001


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Use of natural abundance 15N DEPT NMR to investigate curing of urea-formaldehyde resin in the presence of wood fibers

Gill, B.D.; Manley-Harris, M.; Thomson, R.A. (2003) Magn. Reson. Chem. 41, 622–625. doi.org/10.1002/mrc.1219


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