An estimated shape function for drift in a platelet-transport model.

@article{citeulike:2682995, abstract = {Prior work has shown that concentration profiles of platelets in flowing whole blood and of platelet-sized beads in flowing blood suspensions can include near-wall excesses. A model to describe this phenomenon was built about a single-component convective diffusion equation. To incorporate redistribution to preferred sites by shear flows of red cell suspensions, the model used a drift shape function (in addition to the commonly used augmented diffusion coefficient). This paper reports experiments that provide an average concentration profile from which the shape function for that model is calculated; the experiments and shape function are for the particular conditions of 40\% hematocrit, platelet-sized latex beads (2.5 microns diameter), tube ID of 217 microns, and a wall shear rate of 555 s-1. Less precise estimates of the shape function obtained from data of previous studies indicate that the shape function is similar for the hematocrit of 15\%.}, author = {Yeh, C. and Calvez, A. C. and Eckstein, E. C. }, citeulike-article-id = {2682995}, journal = {Biophys. J.}, keywords = {convection, dispersion, platelet}, month = {September}, number = {3}, pages = {1252--1259}, posted-at = {2008-04-17 18:20:55}, priority = {3}, title = {An estimated shape function for drift in a platelet-transport model.}, url = {http://www.biophysj.org/cgi/content/abstract/67/3/1252}, volume = {67}, year = {1994} }

TY - JOUR ID - citeulike:2682995 L3 - citeulike-article-id:2682995 TI - An estimated shape function for drift in a platelet-transport model. JF - Biophys. J. VL - 67 IS - 3 SP - 1252 EP - 1259 N2 - Prior work has shown that concentration profiles of platelets in flowing whole blood and of platelet-sized beads in flowing blood suspensions can include near-wall excesses. A model to describe this phenomenon was built about a single-component convective diffusion equation. To incorporate redistribution to preferred sites by shear flows of red cell suspensions, the model used a drift shape function (in addition to the commonly used augmented diffusion coefficient). This paper reports experiments that provide an average concentration profile from which the shape function for that model is calculated; the experiments and shape function are for the particular conditions of 40% hematocrit, platelet-sized latex beads (2.5 microns diameter), tube ID of 217 microns, and a wall shear rate of 555 s-1. Less precise estimates of the shape function obtained from data of previous studies indicate that the shape function is similar for the hematocrit of 15%. KW - convection KW - dispersion KW - platelet AU - Yeh, C AU - Calvez, AC AU - Eckstein, EC PY - 1994/09/01/ UR - http://www.biophysj.org/cgi/content/abstract/67/3/1252 ER -