Observations on the accuracy of photometric techniques used to measure some in vivo microvascular blood flow parameters

Microcirculation

Volumn 5, Issue 1, 1998, Pages 61-70

  Cokelet, Giles R ^a   Pries, Axel K ^b   Kiani, Mohammad F ^c  

^a UNIVERSITY OF ROCHESTER   (United States)

^b FREIE UNIVERSITÄT BERLIN   (Germany)

^c UNIVERSITY OF TENNESSEE HEALTH SCIENCE CENTER   (United States)

Author keywords

Blood flow rate; Blood velocity; Hematocrit; Optical methods

Indexed keywords

ANIMAL; ARTICLE; BLOOD FLOW; BLOOD FLOW VELOCITY; MICROCIRCULATION; PHOTOMETRY; RAT; REPRODUCIBILITY; SPLANCHNIC BLOOD FLOW;

ANIMALS; BLOOD FLOW VELOCITY; MICROCIRCULATION; PHOTOMETRY; RATS; REGIONAL BLOOD FLOW; REPRODUCIBILITY OF RESULTS; SPLANCHNIC CIRCULATION;

EID: 0031615481     PISSN: 10739688     EISSN: None     Source Type: Journal    
DOI: 10.1080/713773812     Document Type: Article

References (26)

1. Baker M, Wayland H. (1974). On-line volume flowrate and velocity profile measurement for blood in microvessels. Microrasc Res 7:131-143.
2. Clark ER, Clark EL. (1940). Microscopic observations on the extra-endothelial cells of living mammalian blood vessels. Am J Anat 66:1-49.
3. Cokelet GR. (1974). Experimental determination of the average hematocrit of blood flowing in a vessel. Microvasc Res 7:382-384.
4. Curry FRE. (1994). Regulation of water and solute exchange in microvessel endothelium: studies in single perfused capillaries. Microcirculation 1:11-26.
5. Ellsworth ML, Pittman RN. (1986). Evoluation of photometric methods for quantifying convective mass transport in microvessels. Am J Physiol 251:11869-H879.
6. Greensmith JE, Duling BR. (1984). Morphology of the constricted arteriolar wall: physiological implications. Am J Physiol 247:H687-H698.
7. House SD, Lipowsky HH. (1987). Microvascular hematocrit and red cell flux in rat cremaster muscle. Am J Physiol 252:H211-H222.
8. Huxley VH, Curry FE. (1984). Quantitative microscope fluorometry on single capillaries. Microrasc Res 27:246 (Abstr).
9. Iordache BE, Remuzzi A. (1995). Numerical analysis of blood flow in reconstructed glomerular capillary segments. Microvasc Res 49:1-11.
10. Ivanov KP, Levkovitch YI, Vovenko EP, Maltsev NA. (1990). Separate flows of erythrocytes with different degrees of oxygenation in venous vessels. Sechenov Physiol J USSR 76:338-344.
11. Kiani MF, Cokelet GR, Sarelius IH. (1993). Effect of diameter variability along a capillary segment on pressure drop. Microvasc Res 45:219-232.
12. Knisely MH. (1936). Spleen studies. I. Microscopic observations of the circulatory system of living unstimulated mammalian spleens. Anat Rec 65:23-50.
13. Krogh A. (1922). The Anatomy and Physiology of Capillaries. Yale University Press, New Haven, CT.
14. LaLone BJ, Johnson PC. (1978). Estimation of arteriolar volume flow from dual-slit red cell velocity: an in vivo study. Microvasc Res 16:327-339.
15. Lee J, Schmid-Schöenbein GW, Murakami H. (1985). Blood flow in contracting arterioles. Int J Microcirc Clin Exp 4:311-328.
16. Leniley KV, Zimmerhackl B, Jamison RL, Kriz W. (1986). The shape of renal vasa recta capillaries and its effect on calculation of single capillary blood flow. Microvasc Res 32:1-20.
17. Lipowsky HH, Firrell JC. (1986). Microvascular hemodynamics during systemic hemodilution and hemoconcentration. Am J Physiol 250:H908-H922.
18. Lipowsky HH, Scott DA, Cartmell JS. (1996). Leukocyte rolling velocity and its relation to leukocyte-endothelium adhesion and cell deformability. Am J Physiol 270:H1371-H1380.
19. Lipowsky HH, Zweifach BW. (1978). Application of the "two-slit" photometric technique to the measurement of microvascular volumetric flow rates. Microvasc Res 15:93-101.
20. Pittman RN, Ellsworth ML. (1986). Estimation of red cell flow in microvessels: consequences of the BakerWayland spatial averaging model. Microvasc Res 32:371-388.
21. Pries AR, Kanzow G, Gaehtgens P. (1983). Microphotometric determination of hematocrit in small vessels. Am J Physiol 245:H167-H177.
22. Pries AR, Ley K, Gaehtgens P. (1986). Generalization of the Fahraeus principle for microvessel networks. Am J Physiol 251:H1324-H1332.
23. Pries AR, Secomb TW, Gaehtgens P, Gross J. (1990). Blood flow in microvascular networks, experiments and simulation. Circ Res 67:826-834.
24. Pries AR, Secomb TW, Cessner T, Sperandio MB, Gross JF, Gaehtgens P. (1994). Resistance to blood flow in microvessels in vivo. Circ Res 75:904-915.
25. Proctor KG, Damon DN, Duling BR. (1984). Inaccuracies in blood flow estimates in microvessels during arteriolar vasoconstriction. Microvasc Res 28:23-36.
26. Rosenblum WI. (1996). Conservation of flow demonstrated using the two-slit velocimeter and cross correlator in epiilluminated surface micro vessels of the mouse brain. Microcirculation 3:87-190.