izpis_h1_title_alt

Antioxidative effects of olive polyphenols compared to vitamin E in piglets fed a diet rich in N-3 PUFA
ID Leskovec, Jakob (Avtor), ID Rezar, Vida (Avtor), ID Nemec Svete, Alenka (Avtor), ID Salobir, Janez (Avtor), ID Levart, Alenka (Avtor)

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Izvleček
The aim of the current study was to assess the antioxidative effects of the dietary supplementation of olive leaf extract (OLE) in different concentrations compared to those of vitamin E in piglets under conditions of dietary n-3 PUFA-induced oxidative stress. Forty-eight castrated male piglets (10.6 ± 0.99 kg) were fed the following experimental diets: Cont− (low-fat diet, no supplement), Cont+ (high linseed oil diet, no supplement), Vit-E (as Cont+, 105 IU vitamin E/day), OLE-1 (as Cont+, 3.84 mg hydroxytyrosol equivalents (HEQs)/day), OLE-2 (as Cont+, 38.4 mg HEQ/day), and OLE-3 (as Cont+, 96 mg HEQ/day). After 21 days of feeding, the experimental diets, blood and urine samples were collected to assess the extent of the oxidative stress. Results indicated that diet OLE-1 lowered the activity of gamma-glutamyl transferase, protected DNA (measured as DNA tail %) and altered urinary 8-hydroxy-2’-deoxyguanosine (8-OHdG). Dietary vitamin E lowered the levels of urinary F$_2$-isoprostanes, as well as of plasma malondialdehyde and γ-tocopherol, but raised the plasmatic α-tocopherol and altered the level of urinary 8-OHdG. In conclusion, only minor positive effects of dietary OLE on the oxidative stress parameters were observed. Additionally, OLE did not show concentration dependence.

Jezik:Angleški jezik
Ključne besede:hydroxytyrosol, linseed oil, olive polyphenols, oxidative stress, piglets, vitamin E
Vrsta gradiva:Članek v reviji
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:BF - Biotehniška fakulteta
VF - Veterinarska fakulteta
Status publikacije:Objavljeno
Različica publikacije:Objavljena publikacija
Leto izida:2019
Št. strani:11 str.
Številčenje:Vol. 9, iss. 4, art. 161
PID:20.500.12556/RUL-130315 Povezava se odpre v novem oknu
UDK:636.4.084/.087
ISSN pri članku:2076-2615
DOI:10.3390/ani9040161 Povezava se odpre v novem oknu
COBISS.SI-ID:4204936 Povezava se odpre v novem oknu
Datum objave v RUL:13.09.2021
Število ogledov:633
Število prenosov:165
Metapodatki:XML RDF-CHPDL DC-XML DC-RDF
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Gradivo je del revije

Naslov:Animals
Skrajšan naslov:Animals
Založnik:MDPI
ISSN:2076-2615
COBISS.SI-ID:519120409 Povezava se odpre v novem oknu

Licence

Licenca:CC BY 4.0, Creative Commons Priznanje avtorstva 4.0 Mednarodna
Povezava:http://creativecommons.org/licenses/by/4.0/deed.sl
Opis:To je standardna licenca Creative Commons, ki daje uporabnikom največ možnosti za nadaljnjo uporabo dela, pri čemer morajo navesti avtorja.
Začetek licenciranja:12.04.2019

Sekundarni jezik

Jezik:Slovenski jezik
Ključne besede:prašiči, pujski, prehrana živali, maščobne kisline, PUFA, olive, polifenoli, vitamini, vitamin E

Projekti

Financer:ARRS - Agencija za raziskovalno dejavnost Republike Slovenije
Številka projekta:P4-0097
Naslov:Prehrana in mikrobna ekologija prebavil

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