Matches in SemOpenAlex for { <https://semopenalex.org/work/W2029700413> ?p ?o ?g. }
Showing items 1 to 100 of
100
with 100 items per page.
- W2029700413 endingPage "610" @default.
- W2029700413 startingPage "605" @default.
- W2029700413 abstract "We have previously demonstrated that backscatter (uncompensated for attenuation) of canine myocardium varies systematically throughout the cardiac cycle and in relation to regional contractile performance. To elucidate these phenomena under conditions independent of blood flow and complex myofibrillar architecture, we measured attenuation with a phase-insensitive receiver and backscatter over a wide range of frequencies in an intermittently tetanized (10 stimulations), isolated frog gastrocnemius preparation (n = 12 muscles). Muscle contraction, as compared with relaxation, was associated with increased values of slope of attenuation (0.78 +/- 0.04 vs 0.58 +/- 0.03 dB/(cm MHz); p less than 0.001) and increased values of integrated backscatter (-29.5 +/- 0.9 vs -35.5 +/- 0.8 dB; p less than 0.005). Differences in attenuation and backscatter diminished with the number of muscle stimulations (as the muscle fatigued). Thus, quantitative ultrasonic indices of skeletal muscle vary systematically with the contractile performance of the tissue. Extrapolation of these results to cardiac muscle suggests that the sensitivity of these indices to contractile function of muscle may provide an approach for noninvasive assessment of intrinsic properties of myocardium that determines its performance." @default.
- W2029700413 created "2016-06-24" @default.
- W2029700413 creator A5030874378 @default.
- W2029700413 creator A5035615314 @default.
- W2029700413 creator A5070460363 @default.
- W2029700413 creator A5081766055 @default.
- W2029700413 creator A5088797197 @default.
- W2029700413 date "1985-07-01" @default.
- W2029700413 modified "2023-09-27" @default.
- W2029700413 title "Changes in ultrasonic attenuation and backscatter of muscle with state of contraction" @default.
- W2029700413 cites W1527793129 @default.
- W2029700413 cites W1964080379 @default.
- W2029700413 cites W1965477939 @default.
- W2029700413 cites W1972463811 @default.
- W2029700413 cites W1990329726 @default.
- W2029700413 cites W2002043516 @default.
- W2029700413 cites W2026586395 @default.
- W2029700413 cites W2029271277 @default.
- W2029700413 cites W2035367936 @default.
- W2029700413 cites W2036196995 @default.
- W2029700413 cites W2047065073 @default.
- W2029700413 cites W2057284513 @default.
- W2029700413 cites W2058662315 @default.
- W2029700413 cites W2061607789 @default.
- W2029700413 cites W2069715825 @default.
- W2029700413 cites W2073404579 @default.
- W2029700413 cites W2073660448 @default.
- W2029700413 cites W2108010176 @default.
- W2029700413 cites W2117594247 @default.
- W2029700413 cites W2146923283 @default.
- W2029700413 cites W2329045157 @default.
- W2029700413 doi "https://doi.org/10.1016/0301-5629(85)90032-8" @default.
- W2029700413 hasPubMedId "https://pubmed.ncbi.nlm.nih.gov/3876637" @default.
- W2029700413 hasPublicationYear "1985" @default.
- W2029700413 type Work @default.
- W2029700413 sameAs 2029700413 @default.
- W2029700413 citedByCount "15" @default.
- W2029700413 countsByYear W20297004132012 @default.
- W2029700413 crossrefType "journal-article" @default.
- W2029700413 hasAuthorship W2029700413A5030874378 @default.
- W2029700413 hasAuthorship W2029700413A5035615314 @default.
- W2029700413 hasAuthorship W2029700413A5070460363 @default.
- W2029700413 hasAuthorship W2029700413A5081766055 @default.
- W2029700413 hasAuthorship W2029700413A5088797197 @default.
- W2029700413 hasConcept C105702510 @default.
- W2029700413 hasConcept C120665830 @default.
- W2029700413 hasConcept C121332964 @default.
- W2029700413 hasConcept C126322002 @default.
- W2029700413 hasConcept C136229726 @default.
- W2029700413 hasConcept C163415756 @default.
- W2029700413 hasConcept C184652730 @default.
- W2029700413 hasConcept C192562407 @default.
- W2029700413 hasConcept C2776050358 @default.
- W2029700413 hasConcept C2778996579 @default.
- W2029700413 hasConcept C2779959927 @default.
- W2029700413 hasConcept C30354325 @default.
- W2029700413 hasConcept C41008148 @default.
- W2029700413 hasConcept C555944384 @default.
- W2029700413 hasConcept C71924100 @default.
- W2029700413 hasConcept C7301908 @default.
- W2029700413 hasConcept C76155785 @default.
- W2029700413 hasConceptScore W2029700413C105702510 @default.
- W2029700413 hasConceptScore W2029700413C120665830 @default.
- W2029700413 hasConceptScore W2029700413C121332964 @default.
- W2029700413 hasConceptScore W2029700413C126322002 @default.
- W2029700413 hasConceptScore W2029700413C136229726 @default.
- W2029700413 hasConceptScore W2029700413C163415756 @default.
- W2029700413 hasConceptScore W2029700413C184652730 @default.
- W2029700413 hasConceptScore W2029700413C192562407 @default.
- W2029700413 hasConceptScore W2029700413C2776050358 @default.
- W2029700413 hasConceptScore W2029700413C2778996579 @default.
- W2029700413 hasConceptScore W2029700413C2779959927 @default.
- W2029700413 hasConceptScore W2029700413C30354325 @default.
- W2029700413 hasConceptScore W2029700413C41008148 @default.
- W2029700413 hasConceptScore W2029700413C555944384 @default.
- W2029700413 hasConceptScore W2029700413C71924100 @default.
- W2029700413 hasConceptScore W2029700413C7301908 @default.
- W2029700413 hasConceptScore W2029700413C76155785 @default.
- W2029700413 hasIssue "4" @default.
- W2029700413 hasLocation W20297004131 @default.
- W2029700413 hasLocation W20297004132 @default.
- W2029700413 hasOpenAccess W2029700413 @default.
- W2029700413 hasPrimaryLocation W20297004131 @default.
- W2029700413 hasRelatedWork W1965854445 @default.
- W2029700413 hasRelatedWork W1999499709 @default.
- W2029700413 hasRelatedWork W2029700413 @default.
- W2029700413 hasRelatedWork W2046789409 @default.
- W2029700413 hasRelatedWork W2085760612 @default.
- W2029700413 hasRelatedWork W2096642446 @default.
- W2029700413 hasRelatedWork W2118872247 @default.
- W2029700413 hasRelatedWork W2567157217 @default.
- W2029700413 hasRelatedWork W283308 @default.
- W2029700413 hasRelatedWork W4360903685 @default.
- W2029700413 hasVolume "11" @default.
- W2029700413 isParatext "false" @default.
- W2029700413 isRetracted "false" @default.
- W2029700413 magId "2029700413" @default.
- W2029700413 workType "article" @default.