Valentina Schmitzer

Summary

Affiliation: University of Ljubljana
Country: Slovenia

Publications

  1. doi request reprint Elderberry (Sambucus nigra L.) wine: a product rich in health promoting compounds
    Valentina Schmitzer
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Agric Food Chem 58:10143-6. 2010
  2. doi request reprint Comparative study of primary and secondary metabolites in apricot (Prunus armeniaca L.) cultivars
    Valentina Schmitzer
    Department of Agronomy, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Sci Food Agric 91:860-6. 2011
  3. doi request reprint Roasting affects phenolic composition and antioxidative activity of hazelnuts (Corylus avellana L.)
    Valentina Schmitzer
    Univ of Ljubljana, Biotechnical Faculty, Dept of Agronomy, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Food Sci 76:S14-9. 2011
  4. doi request reprint Alteration of the content of primary and secondary metabolites in strawberry fruit by Colletotrichum nymphaeae infection
    Maja Mikulic-Petkovsek
    Chair for Fruit, Wine and Vegetable Growing, Department of Agronomy, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Agric Food Chem 61:5987-95. 2013
  5. doi request reprint Composition of sugars, organic acids, and total phenolics in 25 wild or cultivated berry species
    Maja Mikulic-Petkovsek
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Chair for Fruit, Viticulture and Vegetable Growing, Ljubljana, Slovenia
    J Food Sci 77:C1064-70. 2012
  6. doi request reprint Impact of shelf life on content of primary and secondary metabolites in apple (Malus domestica Borkh.)
    Robert Veberic
    Dept of Agronomy, Biotechnical Faculty, Univ of Ljubljana, Chair for Fruit, Wine and Vegetable Growing, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Food Sci 75:S461-8. 2010
  7. doi request reprint Fresh from the Ornamental Garden: Hips of Selected Rose Cultivars Rich in Phytonutrients
    Vlasta Cunja
    Dept of Agronomy, Chair for Fruit, Wine, and Vegetable Growing, Biotechnical Faculty, Univ of Ljubljana, Jamnikarjeva 101, SI 1000, Ljubljana, Slovenia
    J Food Sci 81:C369-79. 2016
  8. doi request reprint Changes in fruit quality parameters of four Ribes species during ripening
    Maja Mikulic-Petkovsek
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Chair for Fruit, Wine and Vegetable Growing, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia Electronic address
    Food Chem 173:363-74. 2015
  9. doi request reprint Frost decreases content of sugars, ascorbic acid and some quercetin glycosides but stimulates selected carotenes in Rosa canina hips
    Vlasta Cunja
    Department of Agronomy, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, Ljubljana, SI 1000, Slovenia Electronic address
    J Plant Physiol 178:55-63. 2015
  10. doi request reprint Comparison of major taste compounds and antioxidative properties of fruits and flowers of different Sambucus species and interspecific hybrids
    Maja Mikulic-Petkovsek
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia Electronic address
    Food Chem 200:134-40. 2016

Collaborators

  • Ana Slatnar
  • Anita Solar
  • Robert Veberic
  • Maja Mikulic-Petkovsek
  • Franci Stampar
  • Vlasta Cunja
  • Anka Zupan
  • Anton Ivancic
  • Nika Weber
  • Darinka Koron
  • Jerneja Jakopic
  • Jan Rescic
  • Biljana Todorovic
  • Alenka Munda

Detail Information

Publications14

  1. doi request reprint Elderberry (Sambucus nigra L.) wine: a product rich in health promoting compounds
    Valentina Schmitzer
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Agric Food Chem 58:10143-6. 2010
    ..Similarly, a decrease in total phenolic content and antioxidative potential was determined after storage...
  2. doi request reprint Comparative study of primary and secondary metabolites in apricot (Prunus armeniaca L.) cultivars
    Valentina Schmitzer
    Department of Agronomy, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Sci Food Agric 91:860-6. 2011
    ..However, little is known on the phenolic profiles and antioxidant potential of important local cultivars. The objective of the study was to identify valuable parental lines for breeding of cultivars with high health-promoting effects...
  3. doi request reprint Roasting affects phenolic composition and antioxidative activity of hazelnuts (Corylus avellana L.)
    Valentina Schmitzer
    Univ of Ljubljana, Biotechnical Faculty, Dept of Agronomy, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Food Sci 76:S14-9. 2011
    ....
  4. doi request reprint Alteration of the content of primary and secondary metabolites in strawberry fruit by Colletotrichum nymphaeae infection
    Maja Mikulic-Petkovsek
    Chair for Fruit, Wine and Vegetable Growing, Department of Agronomy, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Agric Food Chem 61:5987-95. 2013
    ..Results indicated that fungicide and calcium sprayings did not alter polyphenolic levels in plant tissue. ..
  5. doi request reprint Composition of sugars, organic acids, and total phenolics in 25 wild or cultivated berry species
    Maja Mikulic-Petkovsek
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Chair for Fruit, Viticulture and Vegetable Growing, Ljubljana, Slovenia
    J Food Sci 77:C1064-70. 2012
    ..The highest amounts of total phenols were quantified in chokeberry fruit. Wild strawberry, raspberry, and blackberry had 2- to 5-fold more total phenolics compared to cultivated plants...
  6. doi request reprint Impact of shelf life on content of primary and secondary metabolites in apple (Malus domestica Borkh.)
    Robert Veberic
    Dept of Agronomy, Biotechnical Faculty, Univ of Ljubljana, Chair for Fruit, Wine and Vegetable Growing, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Food Sci 75:S461-8. 2010
    ..On the other hand, fruit firmness might be the limiting factor for shelf life duration...
  7. doi request reprint Fresh from the Ornamental Garden: Hips of Selected Rose Cultivars Rich in Phytonutrients
    Vlasta Cunja
    Dept of Agronomy, Chair for Fruit, Wine, and Vegetable Growing, Biotechnical Faculty, Univ of Ljubljana, Jamnikarjeva 101, SI 1000, Ljubljana, Slovenia
    J Food Sci 81:C369-79. 2016
    ..Although small, hips of BON and REP were most abundant regarding β-carotene and lycopene content, respectively. ..
  8. doi request reprint Changes in fruit quality parameters of four Ribes species during ripening
    Maja Mikulic-Petkovsek
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Chair for Fruit, Wine and Vegetable Growing, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia Electronic address
    Food Chem 173:363-74. 2015
    ..The results suggest that the average content of specific phenolic groups and sugars/acids ratio can be used as a simple and reliable maturity index for optimisation of harvest time...
  9. doi request reprint Frost decreases content of sugars, ascorbic acid and some quercetin glycosides but stimulates selected carotenes in Rosa canina hips
    Vlasta Cunja
    Department of Agronomy, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, Ljubljana, SI 1000, Slovenia Electronic address
    J Plant Physiol 178:55-63. 2015
    ..Antioxidant capacity similarly decreased in frostbitten rose hips. Total phenolic content increased until the third sampling and decreased on later samplings...
  10. doi request reprint Comparison of major taste compounds and antioxidative properties of fruits and flowers of different Sambucus species and interspecific hybrids
    Maja Mikulic-Petkovsek
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia Electronic address
    Food Chem 200:134-40. 2016
    ..nigra fruits and flowers. The ABTS scavenging activity differed significantly among species and hybrids and ranged from 3.2 to 39.59mMtrolox/kgFW in fruits and 44.87-118.26mMtrolox/kgDW in flowers. ..
  11. doi request reprint A comparison of fruit quality parameters of wild bilberry (Vaccinium myrtillus L.) growing at different locations
    Maja Mikulic-Petkovsek
    University of Ljubljana, Biotechnical Faculty, Agronomy Department, Chair for Fruit, Wine and Vegetable Growing, Jamnikarjeva 101, SI 1000, Ljubljana, Slovenia
    J Sci Food Agric 95:776-85. 2015
    ..Primary and secondary metabolite composition of bilberry fruit was compared among six phyto-climatic conditions, differing in photosynthetic active radiation and light intensity...
  12. doi request reprint Investigation of anthocyanin profile of four elderberry species and interspecific hybrids
    Maja Mikulic-Petkovsek
    Biotechnical Faculty, Department of Agronomy, Chair for Fruit, Wine and Vegetable Growing, University of Ljubljana, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Agric Food Chem 62:5573-80. 2014
    ..Our results provide novel information for nutritional research in addition to breeding programs, which strive to create new hybrids or cultivars with enhanced levels of bioactive components. ..
  13. doi request reprint Changes in the contents of anthocyanins and other compounds in blackberry fruits due to freezing and long-term frozen storage
    Robert Veberic
    Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, 1000 Ljubljana, Slovenia
    J Agric Food Chem 62:6926-35. 2014
    ..The 'Thornless Evergreen' cultivar was especially rich in sugars, vitamin C, and phenolic compounds, but the highest levels of anthocyanins were determined in 'Loch Ness' cultivar. ..
  14. doi request reprint Sepal phenolic profile during Helleborus niger flower development
    Valentina Schmitzer
    University of Ljubljana, Biotechnical Faculty, Department of Agronomy, Jamnikarjeva 101, SI 1000 Ljubljana, Slovenia
    J Plant Physiol 170:1407-15. 2013
    ..Sepals of pollinated flowers contained highest levels of chlorophyll and significantly lower amounts of chlorophyll were measured in non-pollinated flowers and in sepals of senescent stage. ..