Projects funded by the NCN

Information on the principal investigator and host institution

Information of the project and the call

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The assessment of the bioaccessibility of elements in tea and coffee using chromatographic and non-chromatographic methods of separation with the detection by atomic absorption and emission spectrometry

2013/09/B/NZ9/00122

Keywords:

bioaccessibility speciation analysis fractionation analysis macro- and micro-elements trace elements tea coffee solid phase extraction ultrafiltration in vitro enzymatic digestion stripping chronopotentiometry atomic absorption spectrometry optical emission spectrometry

Descriptors:

  • NZ9_7: Nutrition and food sciences
  • ST4_6: Instrumental methods in chemistry
  • ST4_3: Molecular architecture and structure

Panel:

NZ9 - Fundamentals of applied life sciences and biotechnology: agricultural, forestry, horticulture, animal production and fishery, food and nutrition sciences, industrial biosciences, environmental biotechnology and remediation

Host institution :

Politechnika Wrocławska, Wydział Chemiczny

woj. dolnośląskie

Other projects carried out by the institution 

Principal investigator (from the host institution):

dr hab. Paweł Pohl 

Number of co-investigators in the project: 5

Call: OPUS 5 - announced on 2013-03-15

Amount awarded: 754 240 PLN

Project start date (Y-m-d): 2014-03-03

Project end date (Y-m-d): 2017-03-02

Project duration:: 36 months (the same as in the proposal)

Project status: Project settled

Equipment purchased [PL]

  1. emisyjny spektrometr optyczny plazmy sprzężonej induckyjnie (410 000 PLN)

Information in the final report

  • Publication in academic press/journals (15)
  • Book publications / chapters in book publications (4)
  1. Simple ICP-OES based method for determination of selected elements in brewed ground and soluble coffees prior to evaluation of their intake and chemical fractionation
    Authors:
    Pawel Pohl, Anna Szymczycha-Madeja, Maja Welna
    Academic press:
    Food Chemistry (rok: 2018, tom: 263, strony: 171-179), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.1016/j.foodchem.2018.04.127 - link to the publication
  2. Evaluation of the bioaccessability of Ca, Fe, Mg and Mn in ground coffee infusions by in vitro gastrointestinal digestion
    Authors:
    Ewelina Stelnach, Pawel Pohl, Anna Szymczycha-Madeja
    Academic press:
    Journal of the Brazilian Chemical Society (rok: 2014, tom: 25, strony: 1993-1999), Wydawca: The Scientific Electronic Library Online - SciELO
    Status:
    Published
    DOI:
    10.5935/0103-5053.20140183 - link to the publication
  3. Solubility and bioaccessibility of Ba, Ca, Cr, Cu, Fe, Mg, Mn, P, Sr and Zn in slim coffee infusions by in vitro gastrointestinal digestion
    Authors:
    Anna Szymczycha-Madeja, Maja Welna, Pawel Pohl
    Academic press:
    Journal of the Brazilian Chemical Society (rok: 2015, tom: 26, strony: 1781-1789), Wydawca: The Scientific Electronic Library Online - SciELO
    Status:
    Published
    DOI:
    10.5935/0103-5053.20150154 - link to the publication
  4. Comparison of different alternative sample preparation procedures of tea infusions prior to their multi-element analysis by FAAS and ICP OES
    Authors:
    Anna Szymczycha-Madeja, Maja Welna, Pawel Pohl
    Academic press:
    Food Analytical Methods (rok: 2016, tom: 9, strony: 1398-1411), Wydawca: Springer
    Status:
    Published
    DOI:
    10.1007/s12161-015-0323-3 - link to the publication
  5. Simplified sample treatment for the determination of total concentrations and chemical fractionation forms of Ca, Fe, Mg and Mn in soluble coffees
    Authors:
    Ewelina Stelmach, Pawel Pohl, Anna Szymczycha-Madeja
    Academic press:
    Food Chemistry (rok: 2014, tom: 163, strony: 31-36), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.1016/j.foodchem.2014.04.073 - link to the publication
  6. A simplified determination of total concentrations of Ca, Fe, Mg and Mn in addition to their bioaccessible fraction in popular instant coffee brews
    Authors:
    Ewelina Stelmach, Anna Szymczycha-Madeja, Pawel Pohl
    Academic press:
    Food Chemistry (rok: 2016, tom: 197, strony: 388-394), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.138 - link to the publication
  7. Determination of essential and non-essential elements in green and black teas by FAAS and ICP OES simplified - multivariate classification of different tea products
    Authors:
    Anna Szymczycha-Madeja, Maja Welna, Pawel Pohl
    Academic press:
    Microchemical Journal (rok: 2015, tom: 121, strony: 122-129), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.1016/j.microc.2015.02.009 - link to the publication
  8. Multivariate data reduction and discrimination of black and green teas due to the physical fractionation pattern of selected metals determined in their infusions
    Authors:
    Pawel Pohl, Anna Szymczycha-Madeja, Ewelina Stelmach, Maja Welna
    Academic press:
    Talanta (rok: 2016, tom: 160, strony: 314-324), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.1016/j.talanta.2016.07.026 - link to the publication
  9. Simple and fast sample preparation procedure prior to multi-element analysis of slim teas by ICP OES
    Authors:
    Anna Szymczycha-Madeja, Maja Welna, Pawel Pohl
    Academic press:
    Food Analytical Methods (rok: 2014, tom: 7, strony: 2051-2063), Wydawca: Springer
    Status:
    Published
    DOI:
    10.1007/s12161-014-9850-6 - link to the publication
  10. Simplified multi-element analysis of ground and instant coffees by ICP OES and FAAS
    Authors:
    Anna Szymczycha-Madeja. Maja Welna, Pawel Pohl
    Academic press:
    Food Additives and Contaminants: Part A (rok: 2015, tom: 32, strony: 1488-1500), Wydawca: Taylor & Francis
    Status:
    Published
    DOI:
    10.1080/19440049.2015.1067928 - link to the publication
  11. The evaluation of the suitability of different alternative sample preparation procedures prior to the multi-elemental analysis of brews of ground roasted and instant coffees by FAAS and ICP OES
    Authors:
    Anna Szymczycha-Madeja, Pawel Pohl, Maja Welna, Ewelina Stelmach, Dominika Jedryczko
    Academic press:
    Food Research International (rok: 2016, tom: 89, strony: 958-966), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.1016/j.foodres.2015.09.031 - link to the publication
  12. Direct ICP-OES multielement analysis of infused black and green teas and chemical fractionation of selected essential and non-essential elements prior to evaluation of their bioavailability and classification of teas by pattern recognition, Arabian Journal of Chemistry
    Authors:
    Pawel Pohl, Anna Szymczycha-Madeja, Maja Welna
    Academic press:
    Arabian Journal of Chemistry (rok: 2018, ), Wydawca: Elsevier
    Status:
    Accepted for publication
    DOI:
    10.1016/j.arabjc.2018.02.013 - link to the publication
  13. Critical evaluation of strategies for single and simultaneous determinations of As, Bi, Sb and Se by hydride generation inductively coupled plasma optical emission spectrometry
    Authors:
    Maja Welna, Anna Szymczycha-Madeja, Pawel Pohl
    Academic press:
    Talanta (rok: 2017, tom: 167, strony: 217-226), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.1016/j.talanta.2017.01.029 - link to the publication
  14. Differentiation of roasted and soluble coffees through physical fractionation of selected essential and nonessential metals in their brews and exploratory data analysis
    Authors:
    Pawel Pohl, Anna Szymczycha-Madeja, Ewelina Stelmach, Maja Welna
    Academic press:
    Talanta (rok: 2016, tom: 160, strony: 686-693), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.1016/j.talanta.2016.08.020 - link to the publication
  15. Improvement in the single and simultaneous generation of As, Bi, Sb and Se hydrides using a vapor generation accessory (VGA) coupled to axially viewed inductively coupled plasma optical emission spectrometry (ICP OES)
    Authors:
    Maja Welna, Anna Szymczycha-Madeja, Pawel Pohl
    Academic press:
    Analytical Methods (rok: 2017, tom: 9, strony: 871-880), Wydawca: Royal Society of Chemistry
    Status:
    Published
    DOI:
    10.1039/C6AY02932A - link to the publication
  1. Frakcjonowanie fizyczne wybranych metali w naparach kawy rozpuszczalnej i mielonej
    Authors:
    Anna Szymczycha-Madeja, Ewelina Stelmach, Maja Welna, Pawel Pohl
    Book:
    Nauka i przemysł – metody spektroskopowe w praktyce, nowe wyzwania i możliwości (rok: 2016, tom: 1, strony: 425-428), Wydawca: Oficyna Wydawnicza Uniwersytetu Marii Curie-Skłodowskiej
    Status:
    Published
  2. Porównanie procedur przygotowania próbek herbat do analizy wielopierwiastkowej metodami ICP OES i FAAS
    Authors:
    Anna Szymczycha-Madeja, Pawel Pohl, Maja Welna, Ewelina Stelmach, Dominika Jedryczko
    Book:
    Nauka i przemysł - metody spektroskopowe w praktyce, nowe wyzwania i możliwości (rok: 2015, tom: 1, strony: 465-468), Wydawca: Oficyna Wydawnicza Uniwersytetu Marii Curie-Skłodowskiej
    Status:
    Published
  3. Procedury jedno- i wielopierwiastkowych analiz metodą generowania wodorków z detekcją ICP OES
    Authors:
    Maja Welna, Anna Szymczycha-Madeja, Pawel Pohl
    Book:
    Nauka i przemysł – metody spektroskopowe w praktyce, nowe wyzwania i możliwości (rok: 2016, tom: 1, strony: 429-432), Wydawca: Oficyna Wydawnicza Uniwersytetu Marii Curie-Skłodowskiej
    Status:
    Published
  4. Zastosowanie przystawki VGA 77 do generowania wodorków As, Bi i Sb z detekcją ICP OES
    Authors:
    Maja Welna, Anna Szymczycha-Madeja, Pawel Pohl
    Book:
    Nauka i przemysł - metody spektroskopowe w praktyce, nowe wyzwania i możliwości (rok: 2015, tom: 1, strony: 461-464), Wydawca: Oficyna Wydawnicza Uniwersytetu Marii Curie-Skłodowskiej
    Status:
    Published

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