Sinergistički efekti koncentracije serumskog albumina i HDL holesterola na koncentraciju oksidovanog LDL holesterola u serumu gojaznih osoba sa normalnom glikoregulacijom i obolelih od dijabetesa melitusa tipa 2

  • Radoslav Pejin University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia; University Clinical Center of Vojvodina, †Clinic for Endocrinology, Novi Sad, Serbia
  • Andrijana Milankov University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia; University Clinical Center of Vojvodina, Clinic for Endocrinology, Novi Sad, Serbia
  • Tijana Ičin University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia; University Clinical Center of Vojvodina, Clinic for Endocrinology, Novi Sad, Serbia
  • Ivana Bajkin University of Novi Sad, Faculty of Medicine, University Clinical Center of Vojvodina, Clinic for Endocrinology, Diabetes and Metabolic Disorders
  • Jelena Niković University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia; University Clinical Center of Vojvodina, Clinic for Neurology, Novi Sad, Serbia
  • Aleksandar Jovanović University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia; University Clinical Center of Vojvodina, Clinic for Neurology, Novi Sad, Serbia
  • Ilija Tanackov University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia; Faculty of Technical Sciences, Novi Sad, Serbia
Ključne reči: albumini;, dijabetes mellitus, insulin nezavisni;, lipoproteini, hdl holesterol;, lipoproteini, ldl holesterol;, gojaznost;, stres, oksidativni

Sažetak


Uvod/Cilj. Serumski albumin i molekuli high-density lipoprotein (HDL) holesterola imaju višestruke fiziološke funkcije, uključujući antioksidativnu ulogu u neutralisanju štetnih efekata oksidovanog lipoproteina niske gustine (oxidized low-density lipoprotein oxLDL). Kod gojaznih osoba, molekuli albumina i HDL holesterola nisu u stanju da se adekvatno suprotstave nepovoljnim efektima oxLDL holesterola. Cilj rada bio je da se ispitaju funkcionalni odnosi između oxLDL holesterola, HDL holesterola i albumina u serumu. Metode. Studijom je obuhvaćeno 30 gojaznih osoba sa novodijagnostikovanim dijabetesom melitusom tipa 2 (pre i posle tromesečnog lečenja metforminom), 30 gojaznih osoba sa normalnom tolerancijom glukoze i 30 ispitanika normalne težine (kontrolna grupa). Grupe su bile podudarne po starosti i polu. Rezultati. Utvrđene su kvalitativne i kvantitativne razlike u nivoima HDL holesterola i albumina među grupama. Pokazane su statistički značajne promene u linearnim korelacijama između albumina i oxLDL holesterola među ispitivanim grupama. Takođe, formiranjem sinergističkog uticaja nezavisnih varijabli (HDL holesterola i albumina), izraženih kroz složeni polinom zavisne varijable (oxLDL) kvadratnog tipa, uočene su statistički značajne kvalitativne i kvantitativne promene u maksimalnim vrednostima oxLDL u svim ispitivanim grupama Zaključak. Rezultati našeg istraživanja ukazuju na mogući sinergistički efekat albumina i HDL holesterola u prevenciji oksidativnog oštećenja, kao i na mogućnost promene kvaliteta odnosa tih parametara u odnosu na molekule oxLDL holesterola u uslovima koje karakteriše povećan oksidativni stres.

 

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2025/06/27
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