Search Results - "Čopra – Janićijević, Amira"

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  1. 1

    Effects of Different Methods of Isolation on Volatile Composition of Artemisia annua L. by Maksimović, Milka, Miloš, Mladen, Čopra-Janićijević, Amira, Vidic, Danijela

    “…In order to determine influence of extraction method on volatile oil composition of Artemisia annua L., steam distillation, hydrodistillation, organic solvent…”
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    Journal Article
  2. 2

    HPLC-ED Analysis of Phenolic Compounds in Three Bosnian Crataegus Species by Čulum, Dušan, Čopra-Janićijević, Amira, Vidic, Danijela, Klepo, Lejla, Tahirović, Azra, Bašić, Neđad, Maksimović, Milka

    Published in Foods (24-04-2018)
    “…The aim of this work was the qualitative and quantitative determination of selected phenolic compounds in three species grown in Bosnia. plants are consumed…”
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    Journal Article
  3. 3

    The investigation of selected bioactive compounds and antioxidant properties of Crataegus monogyna L by Čulum, Dušan, Čopra-Janićijević, Amira, Vidic, Danijela

    Published in Natural product research (01-07-2024)
    “…This work presents investigation of chemical composition and antioxidant activity of ethanolic extracts of leaves with flowers and berries prepared by…”
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    Journal Article
  4. 4

    Chemical composition and antioxidant activity of the endemic Crataegus microphylla Koch subsp. malyana K. I. Chr. & Janjić from Bosnia by Čopra-Janićijević, Amira, Čulum, Dušan, Vidic, Danijela, Tahirović, Azra, Klepo, Lejla, Bašić, Neđad

    Published in Industrial crops and products (01-03-2018)
    “…•Endemic species Crataegus microphylla Koch subsp. malyana K. I. Chr. & Janjić.•Soxhlet and ultrasound ethanolic extraction of leaves with flowers and…”
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    Journal Article
  5. 5

    Correlations of flavonoids content and antioxidant activity in bee honey from Bosnia and Herzegovina by Tahirovića, Ismet, Kurtagić, Harun, Smječanin, Narcisa

    Published in Emirates journal of food and agriculture (01-04-2023)
    “…In this study, it was performed identification and quantification of flavonoids (apigenin, chrysin, hesperetin, kaempferol, luteolin, naringenin, and…”
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    Journal Article
  6. 6

    Chemical Composition and Antioxidant Activity of Fraxinus ornus L. and Fraxinus excelsior L by Amira Čopra-Janićijević, Dušan Čulum, Danijela Vidic, Anela Topčagić, Lejla Klepo

    “…In this work, the total content of phenolics, flavonoids, and phenolic acids in the leaves and bark extracts of Fraxinus ornus L. and Fraxinus excelsior L. was…”
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  7. 7

    A New Indirect Spectrofluorimetric Method for Determination of Ascorbic Acid with 2,4,6-Tripyridyl-S-Triazine in Pharmaceutical Samples by Klepo, Lejla, Copra-Janicijevic, Amira, Kukoc-Modun, Lea

    Published in Molecules (Basel, Switzerland) (19-01-2016)
    “…Ascorbic acid (AA) is a water-soluble vitamin which shows no fluorescence. However, in reaction with iron(III), AA is oxidised to dehydroascorbic acid and…”
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  8. 8

    ODREĐIVANJE SPECIJA ANORGANSKOG ARSENA U EKSTRAKTIMA ZEMLJIŠTA JEDNOSTAVNOM SPEKTROFOTOMETRIJSKOM METODOM by Tahirović, Azra, Čopra-Janićijević, Amira, Kalcher, Kurt

    “…UDK 631.4:546.19 A simple and inexpensive method for the determination of inorganic As(III) and As(V) at low ppb levels was developed. The method is based on…”
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  9. 9

    DETERMINATION OF VITAMIN C IN FLOWERS OF SOME BOSNIAN CRATAEGUS L. SPECIES by Tahirović, Azra, ČopraJanićijević, Amira, Bašić, Neđad, Klepo, Lejla, Subašić, Mirel

    “…UDK 582.711.714:577.164.2           543.42:577.164.2 Vitamin C or ascorbic acid content has been determinated by spectrophotometric method and titrimetric…”
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  10. 10

    DETERMINATION OF VITAMIN C IN SOME BOSNIAN CRATAEGUS L. SPECIES BY SPETROPHOTOMETRIC METHOD by Tahirović, Azra, ČopraJanićijević, Amira, Bašić, Neđad, Vidić, Danijela, Klepo, Lejla, Delić, Delila

    “…UDK 577.164.2:582.711.714           535.234:577.164.2 Vitamin C or ascorbic acid content has been determined by spectrophotometric method in fruits of some…”
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  11. 11

    RAZVOJ METODE ZA SPEKTROFOTOMETRIJSKO ODREĐIVANJE ARSENA by Tahirović, Azra, Čopra-Janićijević, Amira, Kalcher, Kurt

    “…UDK 546.19:543.422.3 Razvijena je jednostavna i jeftina metoda za određivanje arsena u niskom ppb području. Metoda je zasnovana na redukciji arsenita i…”
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