Matches in SemOpenAlex for { <https://semopenalex.org/work/W2275286906> ?p ?o ?g. }
Showing items 1 to 72 of
72
with 100 items per page.
- W2275286906 abstract "Age-related increases in oxidative stress impair endothelium-dependent vasodilation in humans, leading many to speculate that endothelial dysfunction contributes to impaired muscle blood flow and vascular control during exercise in older adults. We directly tested this hypothesis in 13 young (22±1 yrs) and 14 healthy older men and women (65±2 yrs). We measured forearm blood flow (FBF; Doppler ultrasound) and calculated vascular conductance (FVC) during rhythmic handgrip exercise at 10% maximum voluntary contraction. After 5 minutes of steady-state exercise with saline, ascorbic acid (AA) was infused via brachial artery catheter for 10 minutes during continued exercise. Prior to AA, FBF (∼28%) and FVC (∼31%) were lower in older vs young adults (P<0.05). In young adults, AA administration did not significantly influence FBF and FVC, whereas FBF and FVC increased 30±4% in older adults at end exercise (P<0.05). This increase in FBF and FVC during exercise in older adults was associated with improvements in vasodilator responses to acetylcholine (ACH; endothelium-dependent) but not sodium nitroprusside (SNP; endothelium independent). AA had no effect on ACH or SNP responses in the young. We conclude that acute AA administration increases muscle blood flow during dynamic exercise in older adults, and this is likely due to an improvement in endothelium-dependent vasodilation. Supported by AG-027150" @default.
- W2275286906 created "2016-06-24" @default.
- W2275286906 creator A5026151928 @default.
- W2275286906 creator A5036620516 @default.
- W2275286906 creator A5049899018 @default.
- W2275286906 creator A5073905373 @default.
- W2275286906 creator A5084954833 @default.
- W2275286906 creator A5089519562 @default.
- W2275286906 date "2008-03-01" @default.
- W2275286906 modified "2023-10-16" @default.
- W2275286906 title "Ascorbic acid increases muscle blood flow during dynamic exercise in older healthy humans" @default.
- W2275286906 doi "https://doi.org/10.1096/fasebj.22.1_supplement.1235.8" @default.
- W2275286906 hasPublicationYear "2008" @default.
- W2275286906 type Work @default.
- W2275286906 sameAs 2275286906 @default.
- W2275286906 citedByCount "0" @default.
- W2275286906 crossrefType "journal-article" @default.
- W2275286906 hasAuthorship W2275286906A5026151928 @default.
- W2275286906 hasAuthorship W2275286906A5036620516 @default.
- W2275286906 hasAuthorship W2275286906A5049899018 @default.
- W2275286906 hasAuthorship W2275286906A5073905373 @default.
- W2275286906 hasAuthorship W2275286906A5084954833 @default.
- W2275286906 hasAuthorship W2275286906A5089519562 @default.
- W2275286906 hasConcept C120770815 @default.
- W2275286906 hasConcept C126322002 @default.
- W2275286906 hasConcept C134018914 @default.
- W2275286906 hasConcept C158846371 @default.
- W2275286906 hasConcept C164705383 @default.
- W2275286906 hasConcept C185592680 @default.
- W2275286906 hasConcept C2776992346 @default.
- W2275286906 hasConcept C2777604165 @default.
- W2275286906 hasConcept C2779610285 @default.
- W2275286906 hasConcept C2780972559 @default.
- W2275286906 hasConcept C2986274086 @default.
- W2275286906 hasConcept C31903555 @default.
- W2275286906 hasConcept C519581460 @default.
- W2275286906 hasConcept C71924100 @default.
- W2275286906 hasConcept C84393581 @default.
- W2275286906 hasConceptScore W2275286906C120770815 @default.
- W2275286906 hasConceptScore W2275286906C126322002 @default.
- W2275286906 hasConceptScore W2275286906C134018914 @default.
- W2275286906 hasConceptScore W2275286906C158846371 @default.
- W2275286906 hasConceptScore W2275286906C164705383 @default.
- W2275286906 hasConceptScore W2275286906C185592680 @default.
- W2275286906 hasConceptScore W2275286906C2776992346 @default.
- W2275286906 hasConceptScore W2275286906C2777604165 @default.
- W2275286906 hasConceptScore W2275286906C2779610285 @default.
- W2275286906 hasConceptScore W2275286906C2780972559 @default.
- W2275286906 hasConceptScore W2275286906C2986274086 @default.
- W2275286906 hasConceptScore W2275286906C31903555 @default.
- W2275286906 hasConceptScore W2275286906C519581460 @default.
- W2275286906 hasConceptScore W2275286906C71924100 @default.
- W2275286906 hasConceptScore W2275286906C84393581 @default.
- W2275286906 hasIssue "S1" @default.
- W2275286906 hasLocation W22752869061 @default.
- W2275286906 hasOpenAccess W2275286906 @default.
- W2275286906 hasPrimaryLocation W22752869061 @default.
- W2275286906 hasRelatedWork W1963495254 @default.
- W2275286906 hasRelatedWork W2037365395 @default.
- W2275286906 hasRelatedWork W2056587662 @default.
- W2275286906 hasRelatedWork W2057098354 @default.
- W2275286906 hasRelatedWork W2059508748 @default.
- W2275286906 hasRelatedWork W2097105426 @default.
- W2275286906 hasRelatedWork W2109964559 @default.
- W2275286906 hasRelatedWork W2141608973 @default.
- W2275286906 hasRelatedWork W2886885089 @default.
- W2275286906 hasRelatedWork W2887935822 @default.
- W2275286906 hasVolume "22" @default.
- W2275286906 isParatext "false" @default.
- W2275286906 isRetracted "false" @default.
- W2275286906 magId "2275286906" @default.
- W2275286906 workType "article" @default.