Harvey Indyk

Summary

Publications

  1. ncbi request reprint Determination of vitamin B12 in milk products and selected foods by optical biosensor protein-binding assay: method comparison
    Harvey E Indyk
    NZMP Fonterra, Waitoa, New Zealand
    J AOAC Int 85:72-81. 2002
  2. ncbi request reprint Analysis of bovine immunoglobulin G in milk, colostrum and dietary supplements: a review
    Leyton W Gapper
    Fonterra Research Centre, Dairy Farm Road, Private Bag 11029, Palmerston North, New Zealand
    Anal Bioanal Chem 389:93-109. 2007
  3. ncbi request reprint Committee on food nutrition. Nonvitamin micronutrients
    Harvey Indyk
    NZMP, No I Main Rd, Waitoa, New Zealand
    J AOAC Int 86:143-5. 2003
  4. ncbi request reprint Determination of immunoglobulin G in bovine colostrum and milk by direct biosensor SPR-immunoassay
    Harvey E Indyk
    NZMP Fonterra, PO Box 7, Waitoa, New Zealand
    J AOAC Int 86:386-93. 2003
  5. ncbi request reprint Determination of folate in infant formula and adult/pediatric nutritional formula by optical biosensor assay: First Action 2011.05
    Harvey Indyk
    Fonterra Co operative Group Ltd, Waitoa, New Zealand
    J AOAC Int 95:298-300. 2012
  6. ncbi request reprint Nonvitamin micronutrients
    Harvey Indyk
    Fonterra, No 1 Rd, PO Box 7, Waitoa, New Zealand
    J AOAC Int 89:288-9. 2006
  7. ncbi request reprint Determination of pantothenic acid in foods by optical biosensor immunoassay
    Simon A Haughey
    Xenosense Ltd, Unit 18, The Innovation Centre, Northern Ireland Science Park, Queen s Rd, Queen s Island, Belfast, N Ireland, BT3 9DT
    J AOAC Int 88:1008-14. 2005
  8. ncbi request reprint Determination of nucleotides and nucleosides in milks and pediatric formulas: a review
    Brendon D Gill
    Fonterra Co operative Group Ltd, P O Box 7, Waitoa, New Zealand
    J AOAC Int 90:1354-64. 2007
  9. ncbi request reprint Affinity liquid chromatography method for the quantification of immunoglobulin G in bovine colostrum powders
    David E J Copestake
    Fonterra Palmerston North, Dairy Farm Rd, Private Bag 11029, Palmerston North, New Zealand
    J AOAC Int 89:1249-56. 2006
  10. ncbi request reprint Determination of minor proteins of bovine milk and colostrum by optical biosensor analysis
    Harvey E Indyk
    Fonterra, PO Box 7, Waitoa, New Zealand
    J AOAC Int 89:898-902. 2006

Collaborators

Detail Information

Publications14

  1. ncbi request reprint Determination of vitamin B12 in milk products and selected foods by optical biosensor protein-binding assay: method comparison
    Harvey E Indyk
    NZMP Fonterra, Waitoa, New Zealand
    J AOAC Int 85:72-81. 2002
    ..The influence of season was studied in herd milk, early lactation was followed for a single animal, and the cobalamin content of bovine, caprine, and ovine milks was compared...
  2. ncbi request reprint Analysis of bovine immunoglobulin G in milk, colostrum and dietary supplements: a review
    Leyton W Gapper
    Fonterra Research Centre, Dairy Farm Road, Private Bag 11029, Palmerston North, New Zealand
    Anal Bioanal Chem 389:93-109. 2007
    ..The review also discusses nutraceutical applications, regulatory issues, stability of IgG and the significance of primary reference material in IgG analysis...
  3. ncbi request reprint Committee on food nutrition. Nonvitamin micronutrients
    Harvey Indyk
    NZMP, No I Main Rd, Waitoa, New Zealand
    J AOAC Int 86:143-5. 2003
  4. ncbi request reprint Determination of immunoglobulin G in bovine colostrum and milk by direct biosensor SPR-immunoassay
    Harvey E Indyk
    NZMP Fonterra, PO Box 7, Waitoa, New Zealand
    J AOAC Int 86:386-93. 2003
    ..The technique was applied to the measurement of IgG content during early lactation transition from colostrum to milk, as well as in consumer milk, colostrum, and hyperimmune milk powders...
  5. ncbi request reprint Determination of folate in infant formula and adult/pediatric nutritional formula by optical biosensor assay: First Action 2011.05
    Harvey Indyk
    Fonterra Co operative Group Ltd, Waitoa, New Zealand
    J AOAC Int 95:298-300. 2012
    ..1 ng/mL (equivalent to 2.5 microg/100 g for a typical infant formula). The method detection limit was 6.5 microg/100 g with a repeatability of 3.48% and an intermediate reproducibility of 4.63% RSD...
  6. ncbi request reprint Nonvitamin micronutrients
    Harvey Indyk
    Fonterra, No 1 Rd, PO Box 7, Waitoa, New Zealand
    J AOAC Int 89:288-9. 2006
    ..Whether such studies need either to be repeated in full using OMA protocol, or perhaps, preferably, publish the method within OMA at a lower level of validation, requires clarification at the Official Methods Board level...
  7. ncbi request reprint Determination of pantothenic acid in foods by optical biosensor immunoassay
    Simon A Haughey
    Xenosense Ltd, Unit 18, The Innovation Centre, Northern Ireland Science Park, Queen s Rd, Queen s Island, Belfast, N Ireland, BT3 9DT
    J AOAC Int 88:1008-14. 2005
    ..The results indicate that the biosensor technique is appropriate for the estimation of pantothenic acid in a wide range of foodstuffs...
  8. ncbi request reprint Determination of nucleotides and nucleosides in milks and pediatric formulas: a review
    Brendon D Gill
    Fonterra Co operative Group Ltd, P O Box 7, Waitoa, New Zealand
    J AOAC Int 90:1354-64. 2007
    ..This review summarizes the analytical techniques used to date in the analysis of nucleospecies in bovine and human milks and infant formulas...
  9. ncbi request reprint Affinity liquid chromatography method for the quantification of immunoglobulin G in bovine colostrum powders
    David E J Copestake
    Fonterra Palmerston North, Dairy Farm Rd, Private Bag 11029, Palmerston North, New Zealand
    J AOAC Int 89:1249-56. 2006
    ..The method was rapid, and performance parameters included a working range of 10-150 microg IgG and precision relative standard deviation values of <10%...
  10. ncbi request reprint Determination of minor proteins of bovine milk and colostrum by optical biosensor analysis
    Harvey E Indyk
    Fonterra, PO Box 7, Waitoa, New Zealand
    J AOAC Int 89:898-902. 2006
    ..The technique has been applied to the measurement of these proteins in consumer milks, colostrum, milk products, and infant formulas, and their temporal change during early bovine lactation followed...
  11. ncbi request reprint Direct optical biosensor analysis of folate-binding protein in milk
    Harvey E Indyk
    Fonterra, PO Box 7, Waitoa, New Zealand, and Biacore International Limited, Box Hill, Melbourne, Victoria 3128, Australia
    J Agric Food Chem 52:3253-8. 2004
    ..The technique was applied to the measurement of active FBP content of consumer milks, the heat classification of skim milk powders manufactured under a wide range of thermal processing protocols, and change during early bovine lactation...
  12. ncbi request reprint Determination of orotic acid, uric acid, and creatinine in milk by liquid chromatography
    Harvey E Indyk
    Fonterra, No 1 Rd, PO Box 7, Waitoa, New Zealand
    J AOAC Int 87:116-22. 2004
    ..In contrast to urate and creatinine, expression of orotic acid in bovine milk was strongly dependent on stage of early lactation. The co-existence in mammalian milks of related nucleoside and nucleotide components was also determined...
  13. ncbi request reprint Rapid determination of thiamine, riboflavin, pyridoxine, and niacinamide in infant formulas by liquid chromatography
    David C Woollard
    AgriQuality NZ Ltd, Auckland, New Zealand
    J AOAC Int 85:945-51. 2002
    ..UV detection is used for niacinamide, and programmed fluorescence detection is used for riboflavin and the B6 vitamins. Thiamine is routinely determined sequentially under modified elution conditions...
  14. ncbi request reprint Determination of total vitamin C in fruit juices and related products by liquid chromatography: interlaboratory study
    Allan R Brause
    Analytical Chemical Services of Columbia Inc, 9110 Red Branch Rd, Columbia, MD 21045, USA
    J AOAC Int 86:367-74. 2003
    ..82-4.04. The LC method is suitable for routine use in fruit products and foods containing > 5 mg/100 g vitamin C and is recommended for further validation by AOAC INTERNATIONAL and International Fruit Juice Union...