Phil Johnson, PhD

Assistant Professor

  • 507 Citations
  • 13 h-Index
20092019
If you made any changes in Pure, your changes will be visible here soon.

Research Output 2009 2019

  • 507 Citations
  • 13 h-Index
  • 19 Article
  • 3 Chapter
  • 1 Review article
2019

From signal to analytical reporting for allergen detection by mass spectrometry

Johnson, P. E. & Downs, M., Jan 1 2019, In : Journal of AOAC International. 102, 5, p. 1255-1262 8 p.

Research output: Contribution to journalArticle

allergens
Allergens
Mass spectrometry
Mass Spectrometry
mass spectrometry
2018
10 Citations (Scopus)

Effect of enzymatic hydrolysis on bioactive properties and allergenicity of cricket (Gryllodes sigillatus) protein

Hall, F., Johnson, P. E. & Liceaga, A., Oct 1 2018, In : Food Chemistry. 262, p. 39-47 9 p.

Research output: Contribution to journalArticle

Gryllodes sigillatus
Protein Hydrolysates
Gryllidae
allergenicity
Enzymatic hydrolysis
6 Citations (Scopus)

Microfluidic Separation Coupled to Mass Spectrometry for Quantification of Peanut Allergens in a Complex Food Matrix

Sayers, R. L., Gethings, L. A., Lee, V., Balasundaram, A., Johnson, P. E., Marsh, J. A., Wallace, A., Brown, H., Rogers, A., Langridge, J. I. & Mills, E. N. C., Jan 5 2018, In : Journal of proteome research. 17, 1, p. 647-655 9 p.

Research output: Contribution to journalArticle

Microfluidics
Allergens
Mass spectrometry
Mass Spectrometry
Food

Purification and Characterization of Naturally Occurring Post-Translationally Cleaved Ara h 6, an Allergen That Contributes Substantially to the Allergenic Potency of Peanut

De Jong, G. A. H., Jayasena, S., Johnson, P., Marsh, J., Apostolovic, D., Van Hage, M., Nordlee, J., Baumert, J., Taylor, S. L., Roucairol, C., De Jongh, H. & Koppelman, S. J., Oct 17 2018, In : Journal of Agricultural and Food Chemistry. 66, 41, p. 10855-10863 9 p.

Research output: Contribution to journalArticle

allergens
immunoglobulin E
Allergens
Immunoglobulin E
Purification
3 Citations (Scopus)

Target selection strategies for LC-MS/MS food allergen methods

Downs, M. L. & Johnson, P., Jan 1 2018, In : Journal of AOAC International. 101, 1, p. 146-151 6 p.

Research output: Contribution to journalArticle

allergens
Allergens
peptides
peptide
Food
2016
12 Citations (Scopus)

AOAC SMPR(®) 2016.002

Paez, V., Barrett, W. B., Deng, X., Diaz-Amigo, C., Fiedler, K., Fuerer, C., Hostetler, G. L., Johnson, P., Joseph, G., Konings, E. J. M., Lacorn, M., Lawry, J., Liu, H., Marceau, E., Mastovska, K., Monteroso, L., Pan, S. J., Parker, C., Phillips, M. M., Popping, B. & 18 others, Radcliffe, S., Rimmer, C. A., Roder, M., Schreiber, A., Sealey-Voyksner, J., Shippar, J., Siantar, D. P., Sullivan, D. M., Sundgaard, J., Szpylka, J., Turner, J., Wirthwine, B., Wubben, J. L., Yadlapalli, S., Yang, J., Yeung, J. M., Zweigenbaum, J. & Coates, S. G., Jul 1 2016, In : Journal of AOAC International. 99, 4, p. 1122-1124 3 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Ligand binding to an Allergenic Lipid Transfer Protein Enhances Conformational Flexibility resulting in an Increase in Susceptibility to Gastroduodenal Proteolysis

Abdullah, S. U., Alexeev, Y., Johnson, P. E., Rigby, N. M., MacKie, A. R., Dhaliwal, B. & Mills, E. N. C., Jul 26 2016, In : Scientific reports. 6, 30279.

Research output: Contribution to journalArticle

Proteolysis
Ligands
Triticum
Lipids
Allergens
27 Citations (Scopus)

Quantitative Proteomic Profiling of Peanut Allergens in Food Ingredients Used for Oral Food Challenges

Johnson, P. E., Sayers, R. L., Gethings, L. A., Balasundaram, A., Marsh, J. T., Langridge, J. I. & Mills, E. N. C., Jun 7 2016, In : Analytical chemistry. 88, 11, p. 5689-5695 7 p.

Research output: Contribution to journalArticle

Allergens
Mass spectrometry
Proteomics
Chemical analysis
Labels
18 Citations (Scopus)

The effect of thermal processing on the behaviour of peanut allergen peptide targets used in multiple reaction monitoring mass spectrometry experiments

Sayers, R. L., Johnson, P. E., Marsh, J. T., Barran, P., Brown, H. & Mills, E. N. C., Jul 7 2016, In : Analyst. 141, 13, p. 4130-4141 12 p.

Research output: Contribution to journalArticle

Thermal processing (foods)
Allergens
peptide
Peptides
Mass spectrometry
2014
27 Citations (Scopus)

A multi-laboratory evaluation of a clinically-validated incurred quality control material for analysis of allergens in food

Johnson, P. E., Rigby, N. M., Dainty, J. R., Mackie, A. R., Immer, U. U., Rogers, A., Titchener, P., Shoji, M., Ryan, A., Mata, L., Brown, H., Holzhauser, T., Dumont, V., Wykes, J. A., Walker, M., Griffin, J., White, J., Taylor, G., Popping, B., Crevel, R. & 9 others, Miguel, S., Lutter, P., Gaskin, F., Koerner, T. B., Clarke, D., Sherlock, R., Flanagan, A., Chan, C. H. & Mills, E. N. C., Jan 1 2014, In : Food Chemistry. 148, p. 30-36 7 p.

Research output: Contribution to journalArticle

allergens
Quality Control
Allergens
quality control
Quality control
17 Citations (Scopus)

Assessment of the sensitizing potential of processed peanut proteins in Brown Norway rats: Roasting does not enhance allergenicity

Kroghsbo, S., Rigby, N. M., Johnson, P. E., Adel-Patient, K., Bøgh, K. L., Salt, L. J., Mills, E. N. C. & Madsen, C. B., May 7 2014, In : PloS one. 9, 5, e96475.

Research output: Contribution to journalArticle

peanut protein
allergenicity
Rattus norvegicus
roasting
peanuts
2013
4 Citations (Scopus)

Effect of Processing on the Allergenicity of Foods

Mills, C., Johnson, P. E., Zuidmeer-Jongejan, L., Critenden, R., Wal, J. M. & Asero, R., Nov 1 2013, Risk Management for Food Allergy. Elsevier Inc., p. 227-251 25 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

allergenicity
Food Handling
hypersensitivity
Hypersensitivity
food processing
2012
2 Citations (Scopus)

Food Antigens

Mills, E. N. C., Johnson, P. E. & Alexeev, Y., Dec 1 2012, Food Allergy. Elsevier Inc., p. 15-32 18 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Antigens
Food
2011
77 Citations (Scopus)

Current perspectives and recommendations for the development of mass spectrometry methods for the determination of allergens in foods

Johnson, P. E., Baumgartner, S., Aldick, T., Bessant, C., Giosafatto, V., Heick, J., Mamone, G., O'Connor, G., Poms, R., Popping, B., Reuter, A., Ulberth, F., Watson, A., Monaci, L. & Mills, E. N. C., Jul 1 2011, In : Journal of AOAC International. 94, 4, p. 1026-1033 8 p.

Research output: Contribution to journalReview article

allergens
Allergens
Mass spectrometry
Mass Spectrometry
mass spectrometry
70 Citations (Scopus)

Effect of heating and glycation on the allergenicity of 2S albumins (Ara h 2/6) from peanut

Vissers, Y. M., Blanc, F., Skov, P. S., Johnson, P. E., Rigby, N. M., Przybylski-Nicaise, L., Bernard, H., Wal, J. M., Ballmer-Weber, B., Zuidmeer-Jongejan, L., Szépfalusi, Z., Ruinemans-Koerts, J., Jansen, A. P. H., Savelkoul, H. F. J., Wichers, H. J., Mackie, A. R., Mills, C. E. N. & Adel-Patient, K., Aug 25 2011, In : PloS one. 6, 8, e23998.

Research output: Contribution to journalArticle

allergenicity
glycation
Heating
Immunoglobulin E
peanuts
58 Citations (Scopus)

Effect of roasting on the allergenicity of major peanut allergens Ara h 1 and Ara h 2/6: The necessity of degranulation assays

Vissers, Y. M., Iwan, M., Adel-Patient, K., Stahl Skov, P., Rigby, N. M., Johnson, P. E., Mandrup Müller, P., Przybylski-Nicaise, L., Schaap, M., Ruinemans-Koerts, J., Jansen, A. P. H., Mills, E. N. C., Savelkoul, H. F. J. & Wichers, H. J., Nov 1 2011, In : Clinical and Experimental Allergy. 41, 11, p. 1631-1642 12 p.

Research output: Contribution to journalArticle

Immunoglobulin E
Heating
Allergens
Glucose
Food Handling
19 Citations (Scopus)

Rapid fingerprinting of milk thermal processing history by intact protein mass spectrometry with nondenaturing chromatography

Johnson, P., Philo, M., Watson, A. & Mills, E. N. C., Dec 14 2011, In : Journal of Agricultural and Food Chemistry. 59, 23, p. 12420-12427 8 p.

Research output: Contribution to journalArticle

Chromatography
Mass spectrometry
Mass Spectrometry
chromatography
Milk
15 Citations (Scopus)

Responsiveness of the major birch allergen Bet v 1 scaffold to the gastric environment: Impact on structure and allergenic activity

Sancho, A. I., Wangorsch, A., Jensen, B. M., Watson, A., Alexeev, Y., Johnson, P. E., Mackie, A. R., Neubauer, A., Reese, G., Ballmer-Weber, B., Hoffmann-Sommergruber, K., Skov, P. S., Vieths, S. & Mills, E. N. C., Nov 1 2011, In : Molecular Nutrition and Food Research. 55, 11, p. 1690-1699 10 p.

Research output: Contribution to journalArticle

Betula
choline
allergens
Phosphatidylcholines
Allergens
20 Citations (Scopus)

Spectroscopic analysis of diversity of arabinoxylan structures in endosperm cell walls of wheat cultivars (Triticum aestivum) in the HEALTHGRAIN diversity collection

Toole, G. A., Le Gall, G., Colquhoun, I. J., Johnson, P., Bedö, Z., Saulnier, L., Shewry, P. R. & Mills, E. N. C., Jul 13 2011, In : Journal of Agricultural and Food Chemistry. 59, 13, p. 7075-7082 8 p.

Research output: Contribution to journalArticle

Endosperm
arabinoxylan
Spectroscopic analysis
Cell Wall
Triticum
2010
22 Citations (Scopus)

Development of milk and egg incurred reference materials for the validation of food allergen detection methods

Dumont, V., Kerbach, S., Poms, R., Johnson, P., Mills, C., Popping, B., Tömösközi, S. & Delahaut, P., Jan 1 2010, In : Quality Assurance and Safety of Crops and Foods. 2, 4, p. 208-215 8 p.

Research output: Contribution to journalArticle

allergens
Allergens
Ovum
Milk
milk
54 Citations (Scopus)

High pressure, thermal and pulsed electric-field-induced structural changes in selected food allergens

Johnson, P. E., Van Der Plancken, I., Balasa, A., Husband, F. A., Grauwet, T., Hendrickx, M., Knorr, D., Mills, E. N. C. & Mackie, A. R., Dec 1 2010, In : Molecular Nutrition and Food Research. 54, 12, p. 1701-1710 10 p.

Research output: Contribution to journalArticle

pulsed electric fields
allergens
Allergens
circular dichroism spectroscopy
Hot Temperature
34 Citations (Scopus)

The structural characteristics of nonspecific lipid transfer proteins explain their resistance to gastroduodenal proteolysis

Wijesinha-Bettoni, R., Alexeev, Y., Johnson, P., Marsh, J., Sancho, A. I., Abdullah, S. U., Mackie, A. R., Shewry, P. R., Smith, L. J. & Clare Mills, E. N., Mar 16 2010, In : Biochemistry. 49, 10, p. 2130-2139 10 p.

Research output: Contribution to journalArticle

Proteolysis
Hordeum
Proteins
Rigidity
Digestion
2009
2 Citations (Scopus)

Identification and Characterisation of Food Allergens

Mills, E. N. C., Johnson, P., Alexeev, Y. & Breiteneder, H., Aug 3 2009, Management of Food Allergens. Wiley-Blackwell, p. 42-69 28 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

allergens
Allergens
Food