Control | LPS | 596‐b | 596‐a | |
In vivo | ||||
V′ mL·s−1 | 1.03±0.01 | 1.01±0.01 | 1.01±0.01 | 1.01±0.01 |
V mL·s−1 | 0.21±0.01 | 0.21±0.01 | 0.20±0.01 | 0.20±0.01 |
Est cmH2O·mL−1 | 26.27±1.21 | 43.25±3.20* | 23.96±1.33 | 24.60±1.33 |
Edyn cmH2O·mL−1 | 29.88±1.23 | 47.94±3.33* | 27.82±1.37 | 28.31±1.36 |
ΔE cmH2O·mL−1 | 3.61±0.16 | 4.70±0.18* | 3.86±0.17 | 3.71±0.13 |
ΔPtot cmH2O | 1.21±0.04 | 1.60±0.06* | 1.21±0.04 | 1.17±0.03 |
ΔP1 cmH2O | 0.47±0.02 | 0.63±0.03* | 0.46±0.01 | 0.41±0.01 |
ΔP2 cmH2O | 0.74±0.04 | 0.97±0.04* | 0.75±0.03 | 0.75±0.02 |
In vitro | ||||
E N·m−2·10−4 | 0.98±0.04 | 1.46±0.04* | 1.17±0.06 | 1.06±0.07 |
R N·s−1·m−2·10−2 | 1.05±0.02 | 1.57±0.07* | 1.10±0.09 | 1.15±0.07 |
η | 0.07±0.01 | 0.08±0.01* | 0.07±0.01 | 0.07±0.01 |
Data are presented as means±sem of six animals (10 determinations per mouse)
Data are shown for control, lipopolysaccharide (LPS), LASSBio596 1 h before LPS (596‐b) and LASSBio596 6 h after LPS (596‐a) groups
V′: gas flow
V: volume
Est: pulmonary static elastance
Edyn: pulmonary dynamic elastance
ΔE: difference between dynamic and static elastances
ΔPtot: total pressure
ΔP1: resistive pressure
ΔP2: viscoelastic/inhomogeneous pressure
E: tissue elastance
R: resistance
η: hysteresivity
*: p<0.05 versus the other groups