The effect of ultrasound treatment on characteristics of set yoghurt made from goat milk during storage
Uticaj ultrazvučnog tretmana na karakteristike čvrstog jogurta od kozijeg mleka tokom skladištenja
Apstrakt
Possibility treatment of ultrasound appliance in the production of goat milk's set yoghurt was investigated. Before inoculation milk was subjected to ultrasound treatment at the frequency of 35 kHz and 200 W powers during 5 and 10 minutes. As control, samples of goat milk's set yoghurt were produced by conventional treatment. Viscosity and physicochemical properties of produced samples were investigated on the 1st, 7th, 14th and 21st day of storage. Based on analysis of the collected data, samples made from goat milk treated by ultrasound during 5 minutes had the highest viscosity, water holding capacity and the least syneresis.
U radu je ispitivana mogućnost primene ultrazvučnog tretmana u proizvodnji čvrstog jogurta od kozijeg mleka. Mleko je pre inokulacije starter kulturom tretirano ultrazvukom frekvencije 35 kHz i snage 200 W u trajanju od 5 i 10 minuta. Kao kontrolni proizvedeni su uzorci čvrstog jogurta od kozijeg mleka standardnim tehnološkim postupkom. Ispitivanje viskoziteta i fizičko-hemijskih karakteristika proizvedenih uzoraka jogurta vršeno je 1, 7, 14 i 21- og dana skladištenja. Na osnovu dobijenih rezultata utvrđeno je da su najveće vrednosti viskoziteta, sposobnost vezivanja vode i najmanju sklonost ka sinerezisu, imali uzorci čvrstog jogurta proizvedeni od kozijeg mleka koje je tretirano ultrazvukom u trajanju od 5 minuta.
Ključne reči:
goat milk / set yoghurt / ultrasound / viscosity / kozije mleko / čvrsti jogurt / ultrazvuk / viskozitetIzvor:
Prehrambena industrija - mleko i mlečni proizvodi, 2010, 21, 1-2, 89-96Izdavač:
- Univerzitet u Novom Sadu - Tehnološki fakultet, Novi Sad i Savez hemičara i tehnologa, Beograd
Institucija/grupa
Poljoprivredni fakultetTY - JOUR AU - Vučić, Tanja AU - Jovanović, Snežana AU - Kljajević, Nemanja AU - Zdravković, Igor AU - Maćej, Ognjen PY - 2010 UR - http://aspace.agrif.bg.ac.rs/handle/123456789/2269 AB - Possibility treatment of ultrasound appliance in the production of goat milk's set yoghurt was investigated. Before inoculation milk was subjected to ultrasound treatment at the frequency of 35 kHz and 200 W powers during 5 and 10 minutes. As control, samples of goat milk's set yoghurt were produced by conventional treatment. Viscosity and physicochemical properties of produced samples were investigated on the 1st, 7th, 14th and 21st day of storage. Based on analysis of the collected data, samples made from goat milk treated by ultrasound during 5 minutes had the highest viscosity, water holding capacity and the least syneresis. AB - U radu je ispitivana mogućnost primene ultrazvučnog tretmana u proizvodnji čvrstog jogurta od kozijeg mleka. Mleko je pre inokulacije starter kulturom tretirano ultrazvukom frekvencije 35 kHz i snage 200 W u trajanju od 5 i 10 minuta. Kao kontrolni proizvedeni su uzorci čvrstog jogurta od kozijeg mleka standardnim tehnološkim postupkom. Ispitivanje viskoziteta i fizičko-hemijskih karakteristika proizvedenih uzoraka jogurta vršeno je 1, 7, 14 i 21- og dana skladištenja. Na osnovu dobijenih rezultata utvrđeno je da su najveće vrednosti viskoziteta, sposobnost vezivanja vode i najmanju sklonost ka sinerezisu, imali uzorci čvrstog jogurta proizvedeni od kozijeg mleka koje je tretirano ultrazvukom u trajanju od 5 minuta. PB - Univerzitet u Novom Sadu - Tehnološki fakultet, Novi Sad i Savez hemičara i tehnologa, Beograd T2 - Prehrambena industrija - mleko i mlečni proizvodi T1 - The effect of ultrasound treatment on characteristics of set yoghurt made from goat milk during storage T1 - Uticaj ultrazvučnog tretmana na karakteristike čvrstog jogurta od kozijeg mleka tokom skladištenja EP - 96 IS - 1-2 SP - 89 VL - 21 UR - https://hdl.handle.net/21.15107/rcub_agrospace_2269 ER -
@article{ author = "Vučić, Tanja and Jovanović, Snežana and Kljajević, Nemanja and Zdravković, Igor and Maćej, Ognjen", year = "2010", abstract = "Possibility treatment of ultrasound appliance in the production of goat milk's set yoghurt was investigated. Before inoculation milk was subjected to ultrasound treatment at the frequency of 35 kHz and 200 W powers during 5 and 10 minutes. As control, samples of goat milk's set yoghurt were produced by conventional treatment. Viscosity and physicochemical properties of produced samples were investigated on the 1st, 7th, 14th and 21st day of storage. Based on analysis of the collected data, samples made from goat milk treated by ultrasound during 5 minutes had the highest viscosity, water holding capacity and the least syneresis., U radu je ispitivana mogućnost primene ultrazvučnog tretmana u proizvodnji čvrstog jogurta od kozijeg mleka. Mleko je pre inokulacije starter kulturom tretirano ultrazvukom frekvencije 35 kHz i snage 200 W u trajanju od 5 i 10 minuta. Kao kontrolni proizvedeni su uzorci čvrstog jogurta od kozijeg mleka standardnim tehnološkim postupkom. Ispitivanje viskoziteta i fizičko-hemijskih karakteristika proizvedenih uzoraka jogurta vršeno je 1, 7, 14 i 21- og dana skladištenja. Na osnovu dobijenih rezultata utvrđeno je da su najveće vrednosti viskoziteta, sposobnost vezivanja vode i najmanju sklonost ka sinerezisu, imali uzorci čvrstog jogurta proizvedeni od kozijeg mleka koje je tretirano ultrazvukom u trajanju od 5 minuta.", publisher = "Univerzitet u Novom Sadu - Tehnološki fakultet, Novi Sad i Savez hemičara i tehnologa, Beograd", journal = "Prehrambena industrija - mleko i mlečni proizvodi", title = "The effect of ultrasound treatment on characteristics of set yoghurt made from goat milk during storage, Uticaj ultrazvučnog tretmana na karakteristike čvrstog jogurta od kozijeg mleka tokom skladištenja", pages = "96-89", number = "1-2", volume = "21", url = "https://hdl.handle.net/21.15107/rcub_agrospace_2269" }
Vučić, T., Jovanović, S., Kljajević, N., Zdravković, I.,& Maćej, O.. (2010). The effect of ultrasound treatment on characteristics of set yoghurt made from goat milk during storage. in Prehrambena industrija - mleko i mlečni proizvodi Univerzitet u Novom Sadu - Tehnološki fakultet, Novi Sad i Savez hemičara i tehnologa, Beograd., 21(1-2), 89-96. https://hdl.handle.net/21.15107/rcub_agrospace_2269
Vučić T, Jovanović S, Kljajević N, Zdravković I, Maćej O. The effect of ultrasound treatment on characteristics of set yoghurt made from goat milk during storage. in Prehrambena industrija - mleko i mlečni proizvodi. 2010;21(1-2):89-96. https://hdl.handle.net/21.15107/rcub_agrospace_2269 .
Vučić, Tanja, Jovanović, Snežana, Kljajević, Nemanja, Zdravković, Igor, Maćej, Ognjen, "The effect of ultrasound treatment on characteristics of set yoghurt made from goat milk during storage" in Prehrambena industrija - mleko i mlečni proizvodi, 21, no. 1-2 (2010):89-96, https://hdl.handle.net/21.15107/rcub_agrospace_2269 .