Zobrazeno 1 - 10
of 29
pro vyhledávání: '"Kandrač Julijan"'
Autor:
Kevrešan Slavko E., Malenčić Đorđe R., Popović Milan T., Kuhajda Ksenija N., Kandrač Julijan E.
Publikováno v:
Journal of the Serbian Chemical Society, Vol 74, Iss 8-9, Pp 857-865 (2009)
The objective of this work was to study the effect of treatment of young soybean plants with cholic acid of different concentrations on their oxidative status. Young soybean plants, grown hydroponically for two weeks, were treated by adding cholic ac
Externí odkaz:
https://doaj.org/article/ede5cf50d62540c29e799e8f6caa604a
Publikováno v:
Journal of the Serbian Chemical Society, Vol 73, Iss 4, Pp 393-403 (2008)
The survey of crystallographic data from the Protein Data Bank for 37 structures of trypsin and other serine proteases at a resolution of 0.78-1.28 Å revealed the presence of hydrogen bonds in the active site of the enzymes, which are formed between
Externí odkaz:
https://doaj.org/article/628ee041765246d6928f959f8cb5c39b
Autor:
Kevrešan Slavko, Kovačević Branislav, Ćirin-Novta Vera, Kuhajda Ksenija, Kandrač Julijan, Pavlović Ksenija, Grbović Ljubica
Publikováno v:
Journal of the Serbian Chemical Society, Vol 72, Iss 10, Pp 953-959 (2007)
Naphthenic acids were isolated from gas oil fractions (distillation interval 168-290°C) of Vojvodina crude oil "Velebit", characterized and their biological activity evaluated by the biochemical changes in cuttings of Robinia pseudoacacia after trea
Externí odkaz:
https://doaj.org/article/28cffbd2e6454417ae9a96ecc9a834f6
Autor:
Ćirin-Novta Vera, Kuhajda Ksenija, Kevrešan Slavko, Kandrač Julijan, Grbović Ljubica, Vujić Đura
Publikováno v:
Journal of the Serbian Chemical Society, Vol 71, Iss 12, Pp 1263-1268 (2006)
The synthesis of esters of natural petroleum acids of the naphthenic type assisted with microwave irradiation under the conditions of acid catalysis was carried out with various alcohols: methanol, ethanol, n-butanol and tert-butyl alcohol. Microwave
Externí odkaz:
https://doaj.org/article/bda2c788124646228904c5cc6b143c77
Autor:
Ćirin-Novta Vera S., Kuhajda Ksenija N., Kevrešan Slavko E., Kandrač Julijan E., Grbović Ljubica M., Rodić Petar A.
Publikováno v:
Acta Periodica Technologica, Vol 2004, Iss 35, Pp 87-94 (2004)
The investigated petroleum acids have been isolated from middle oil fractions (b.p. 270-380°C) of Vojvodina crude oil "Kelebija." Group-structural analysis was performed with low resolution mass spectrometry using Field Ionization and Chemical Ioniz
Externí odkaz:
https://doaj.org/article/9c47806cebd7405283c7a19e6959c588
Autor:
Ćirin-Novta Vera S., Kevrešan Slavko E., Kuhajda Ksenija N., Kandrač Julijan E., Radić Ljubica M., Rodić Petar A.
Publikováno v:
Acta Periodica Technologica, Vol 2003, Iss 34, Pp 49-54 (2003)
Petroleum acids can be obtained from oil and oil derivatives by alkaline extraction. The aim of this work was to optimize the process of alkaline extraction of petroleum acids from light commercial oil fractions of Vojvodina "Velebit" oil by changing
Externí odkaz:
https://doaj.org/article/8a1830948ab74448b465113da8469eb8
Autor:
Ćirin-Novta Vera S., Kuhajda Ksenija N., Kevrešan Slavko E., Kandrač Julijan E., Radić Ljubica M.
Publikováno v:
Acta Periodica Technologica, Vol 2002, Iss 33, Pp 135-142 (2002)
Natural petroleum acids of naphthenic type such as carboxylic acids from petroleum basins of Vojvodina are interesting because of diverse possibilities for their use, most importantly for their biological activity and the potential use as plant growt
Externí odkaz:
https://doaj.org/article/9ab8a6a07e55419cbf6e715607e32552
Publikováno v:
Journal of the Serbian Chemical Society, Vol 69, Iss 5, Pp 349-351 (2004)
A novel multi-step synthesis of 3α,12α-dihydroxy-23a,23b-dihomo-5β-cholan 24-oic acid (23a,23b-dihomodeoxycholic acid) (5) has been achieved from methyl 3α,12α-dihydroxy-5β-cholanoate (1). Reduction of compound 1 with LiAlH4 in dry ether gave t
Externí odkaz:
https://doaj.org/article/9e071b361b0048a0acb9e3620997017f
Autor:
KEVREŠAN, Slavko, ĆIRIN-NOVTA, Vera, KUHAJDA, Ksenija, KANDRAČ, Julijan, PETROVIĆ, Novica, GRBOVIĆ, Ljubica, KEVREŠAN, Zarko
Publikováno v:
Belgian Journal of Botany, 2005 Jan 01. 138(1), 76-78.
Externí odkaz:
https://www.jstor.org/stable/20794568
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