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pro vyhledávání: '"Patricia R. Nance"'
Autor:
Marcos Intaglietta, Amy G. Tsai, Cesar Acero, Patricia R. Nance, Donald G. Buerk, John A. Frangos, Pedro Cabrales
Publikováno v:
American Journal of Physiology-Heart and Circulatory Physiology. 288:H1730-H1739
We tested the hypothesis that high-viscosity (HV) plasma in extreme hemodilution causes wall shear stress to be greater than low-viscosity (LV) plasma, leading to enhanced production of nitric oxide (NO). The perivascular concentration of NO was meas
Autor:
Jeffrey J. Bishop, Aleksander S. Popel, Paul C. Johnson, Patricia R. Nance, Marcos Intaglietta
Publikováno v:
American journal of physiology. Heart and circulatory physiology. 286(1)
In previous studies we showed that intravenous infusion of Dextran 500 in the rat causes blunting of the velocity profile of red blood cells in venules at low shear rates. To determine whether this blunting is associated with the formation of red blo
Autor:
Jeffrey J. Bishop, Paul C. Johnson, Patricia R. Nance, Marcos Intaglietta, Aleksander S. Popel
Publikováno v:
American journal of physiology. Heart and circulatory physiology. 281(2)
Previous studies in skeletal muscle of the dog and cat have shown that venous vascular resistance changes inversely with blood flow and may be due mainly to red blood cell aggregation, a phenomenon present in these species. To determine whether red b
Autor:
Marcos Intaglietta, Aleksander S. Popel, Paul C. Johnson, Patricia R. Nance, Jeffrey J. Bishop
Publikováno v:
American journal of physiology. Heart and circulatory physiology. 280(1)
A recent whole organ study in cat skeletal muscle showed that the increase in venous resistance seen at reduced arterial pressures is nearly abolished when the muscle is perfused with a nonaggregating red blood cell suspension. To explore a possible
Autor:
Paul C. Johnson, Patricia R. Nance, Marcos Intaglietta, Jeffrey J. Bishop, Aleksander S. Popel
Publikováno v:
American journal of physiology. Heart and circulatory physiology. 279(1)
Previous studies in skeletal muscle have shown a substantial (>100%) increase in venous vascular resistance with arterial pressure reduction to 40 mmHg, but a microcirculatory study showed no significant venular diameter changes in the horizontal dir