Screening of non-protein nitrogen compounds in lactose refining streams from industrial whey permeate processing

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Standard

Screening of non-protein nitrogen compounds in lactose refining streams from industrial whey permeate processing. / Tsermoula, Paraskevi; Bechshøft, Mie Rostved; Friis, Christoffer; Engelsen, Søren Balling; Khakimov, Bekzod.

I: Food Chemistry, Bind 405, 134716, 2023.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Tsermoula, P, Bechshøft, MR, Friis, C, Engelsen, SB & Khakimov, B 2023, 'Screening of non-protein nitrogen compounds in lactose refining streams from industrial whey permeate processing', Food Chemistry, bind 405, 134716. https://doi.org/10.1016/j.foodchem.2022.134716

APA

Tsermoula, P., Bechshøft, M. R., Friis, C., Engelsen, S. B., & Khakimov, B. (2023). Screening of non-protein nitrogen compounds in lactose refining streams from industrial whey permeate processing. Food Chemistry, 405, [134716]. https://doi.org/10.1016/j.foodchem.2022.134716

Vancouver

Tsermoula P, Bechshøft MR, Friis C, Engelsen SB, Khakimov B. Screening of non-protein nitrogen compounds in lactose refining streams from industrial whey permeate processing. Food Chemistry. 2023;405. 134716. https://doi.org/10.1016/j.foodchem.2022.134716

Author

Tsermoula, Paraskevi ; Bechshøft, Mie Rostved ; Friis, Christoffer ; Engelsen, Søren Balling ; Khakimov, Bekzod. / Screening of non-protein nitrogen compounds in lactose refining streams from industrial whey permeate processing. I: Food Chemistry. 2023 ; Bind 405.

Bibtex

@article{e620b0b234474ce6bc243960283a0cb5,
title = "Screening of non-protein nitrogen compounds in lactose refining streams from industrial whey permeate processing",
abstract = "The NPN compounds from dairy processing side-streams are a promising source for new products. In this study, the NPN profile of lactose production samples was screened using GC–MS and 1H NMR spectroscopy. These analytical platforms allowed the identification of 35 NPN compounds including, amino acids and derivatives, amino alcohols, organic acids, and other classes. Quantification of the NPN compounds revealed their attenuation by unit operations during a trial lactose production. Urea, ammonia, glycerophosphocholine, creatine, creatinine, orotic acid and choline were the most dominant compounds. Mother liquor concentrate had the highest concentration of NPN, whereas lactose powder had substantial relative amounts of N-acetylglucosamine, phosphocholine and orotic acid. The NPN compounds added up to 57–99% of the total nitrogen, depending on the sample type. The highest nitrogen recovery was found for the reverse osmosis retentate, mother liquid concentrate, wash water and reverse osmosis permeate, whereas the lowest was found for lactose powder.",
keywords = "Lactose production, Non-protein nitrogen, Whey permeate",
author = "Paraskevi Tsermoula and Bechsh{\o}ft, {Mie Rostved} and Christoffer Friis and Engelsen, {S{\o}ren Balling} and Bekzod Khakimov",
note = "Publisher Copyright: {\textcopyright} 2022 The Author(s)",
year = "2023",
doi = "10.1016/j.foodchem.2022.134716",
language = "English",
volume = "405",
journal = "Food Chemistry",
issn = "0308-8146",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Screening of non-protein nitrogen compounds in lactose refining streams from industrial whey permeate processing

AU - Tsermoula, Paraskevi

AU - Bechshøft, Mie Rostved

AU - Friis, Christoffer

AU - Engelsen, Søren Balling

AU - Khakimov, Bekzod

N1 - Publisher Copyright: © 2022 The Author(s)

PY - 2023

Y1 - 2023

N2 - The NPN compounds from dairy processing side-streams are a promising source for new products. In this study, the NPN profile of lactose production samples was screened using GC–MS and 1H NMR spectroscopy. These analytical platforms allowed the identification of 35 NPN compounds including, amino acids and derivatives, amino alcohols, organic acids, and other classes. Quantification of the NPN compounds revealed their attenuation by unit operations during a trial lactose production. Urea, ammonia, glycerophosphocholine, creatine, creatinine, orotic acid and choline were the most dominant compounds. Mother liquor concentrate had the highest concentration of NPN, whereas lactose powder had substantial relative amounts of N-acetylglucosamine, phosphocholine and orotic acid. The NPN compounds added up to 57–99% of the total nitrogen, depending on the sample type. The highest nitrogen recovery was found for the reverse osmosis retentate, mother liquid concentrate, wash water and reverse osmosis permeate, whereas the lowest was found for lactose powder.

AB - The NPN compounds from dairy processing side-streams are a promising source for new products. In this study, the NPN profile of lactose production samples was screened using GC–MS and 1H NMR spectroscopy. These analytical platforms allowed the identification of 35 NPN compounds including, amino acids and derivatives, amino alcohols, organic acids, and other classes. Quantification of the NPN compounds revealed their attenuation by unit operations during a trial lactose production. Urea, ammonia, glycerophosphocholine, creatine, creatinine, orotic acid and choline were the most dominant compounds. Mother liquor concentrate had the highest concentration of NPN, whereas lactose powder had substantial relative amounts of N-acetylglucosamine, phosphocholine and orotic acid. The NPN compounds added up to 57–99% of the total nitrogen, depending on the sample type. The highest nitrogen recovery was found for the reverse osmosis retentate, mother liquid concentrate, wash water and reverse osmosis permeate, whereas the lowest was found for lactose powder.

KW - Lactose production

KW - Non-protein nitrogen

KW - Whey permeate

U2 - 10.1016/j.foodchem.2022.134716

DO - 10.1016/j.foodchem.2022.134716

M3 - Journal article

C2 - 36351316

AN - SCOPUS:85141304196

VL - 405

JO - Food Chemistry

JF - Food Chemistry

SN - 0308-8146

M1 - 134716

ER -

ID: 332694297