-
Effect of subchronic exposure to mainstream cigarette smoke on endothelium-dependent vasodilation in rat arteries = Vpliv subkronične izpostavljenosti cigaretnemu dimu na od endotelija odvisno vazodilatacijo arterij podganeLenasi, Helena, 1971-Abstract - Background. Cigarette smoking is reported to impair endothelium-dependent vasodilation. The aim of the present study was to assessthe effect of 30-day exposure to mainstream cigarette ... smoke on vascular reactivity of rat abdominal aorta, carotid, renal and mesenteric artery. Separately, the NO-mediated and the EDHF-mediated, endothelium-dependent vascular relaxations were determined. Methods. Two groups of Whistar Kyoto rats were exposed to mainstream cigarette smoke (2 hours/day, 5 days/week for 30 days) and to fresh conditioned air, respectively. Rats were sacrificed on the second day after the last exposition to cigarette smoke. Vascular reactivity studies were performed on isolated, endothelium-intact, phenylephrine preconstricted rat artery rings. Cumulative concentration-relaxation curves to acetylcholine (ACh) were obtained in the absence and presence of the endothelial NO synthase (eNOS) inhibitor N nitro L-arginine (L-NA) and the cyclo-oxygenase (COX) inhibitor diclofenac, respectively. After washing period of 1 hour, vessels were exposed either to the intracellular superoxide scavenger tiron, to the cytochrome P450 (CYP) inhibitor miconazole or the Na-K-ATPase inhibitor ouabain before being preconstricted with phenylephrine and determining the concentration-response curve to ACh. Results. ACh induced concentration-dependent relaxations. In none of the vessels investigated did we observe a significant difference in the relaxations obtained in arteries from control rats and rats exposed to cigarettee smoke. (Abstract truncated at 2000 characters)Vir: Zdravniški vestnik : glasilo Slovenskega zdravniškega društva = Slovenian medical journal = journal of Slovenian Medical Association. - ISSN 1318-0347 (Letn. 74, št. 7/8, jul.-avg. 2005, str. 415-421)Vrsta gradiva - članek, sestavni delLeto - 2005Jezik - angleškiCOBISS.SI-ID - 20212185
Avtor
Lenasi, Helena, 1971-
Teme
Tobacco Smoke Pollution |
Endothelium, Vascular |
Vasodilation |
Nitric Oxide |
Acetylcholine |
Norepinephrine |
Aorta |
Carotid Arteries |
Mesenteric Arteries |
Renal Artery |
Endothelins |
Rats, Inbred Wky |
Acetilholin |
Dušikov oksid |
Endotelij žilni |
Tobačni dim, onesnaženje |
Vazodilatacija |
Aorta |
Endotelini |
Karotidne arterije |
Ledvična arterija |
Mezenterične arterije |
Noradrenalin |
Podgane seva WKY |
ožilje |
arterije |
endotelij |
okvare |
kajenje |
dušikov oksid |
podgane
![loading ... loading ...](themes/default/img/ajax-loading.gif)
vir: Zdravniški vestnik : glasilo Slovenskega zdravniškega društva = Slovenian medical journal = journal of Slovenian Medical Association. - ISSN 1318-0347 (Letn. 74, št. 7/8, jul.-avg. 2005, str. 415-421)
![loading ... loading ...](themes/default/img/ajax-loading.gif)
![loading ... loading ...](themes/default/img/ajax-loading.gif)
![loading ... loading ...](themes/default/img/ajax-loading.gif)
Vnos na polico
Trajna povezava
- URL:
Faktor vpliva
Dostop do baze podatkov JCR je dovoljen samo uporabnikom iz Slovenije. Vaš trenutni IP-naslov ni na seznamu dovoljenih za dostop, zato je potrebna avtentikacija z ustreznim računom AAI.
Leto | Faktor vpliva | Izdaja | Kategorija | Razvrstitev | ||||
---|---|---|---|---|---|---|---|---|
JCR | SNIP | JCR | SNIP | JCR | SNIP | JCR | SNIP |
Baze podatkov, v katerih je revija indeksirana
Ime baze podatkov | Področje | Leto |
---|
Povezave do osebnih bibliografij avtorjev | Povezave do podatkov o raziskovalcih v sistemu SICRIS |
---|---|
Lenasi, Helena, 1971- | 18322 |
Izberite prevzemno mesto:
Prevzem gradiva po pošti
Obvestilo
Gesla v Splošnem geslovniku COBISS
Izbira mesta prevzema
Mesto prevzema | Status gradiva | Rezervacija |
---|
Prosimo, počakajte trenutek.
Naročanje gradiva za izposojo v čitalnice
Naročanje kopij člankov
Urnik dostave gradiva z oznako DS v signaturi