Search Results - "Zweifach, Benjamin W."

The Leukocyte Response to Fluid Stress by Moazzam, Fariborz, DeLano, Frank A., Zweifach, Benjamin W., Schmid-Schönbein, Geert W.

“…Leukocyte migration from a hemopoietic pool across marrow endothelium requires active pseudopod formation and adhesion. Leukocytes rarely show pseudopod…”
Get full text

Xanthine Oxidase Activity Associated with Arterial Blood Pressure in Spontaneously Hypertensive Rats by Suzuki, Hidekazu, DeLano, Frank A., Parks, Dale A., Jamshidi, Neema, Granger, D. Neil, Ishii, Hiromasa, Suematsu, Makoto, Zweifach, Benjamin W., Schmid-Schonbein, Geert W.

“…Recent evidence in vivo indicates that spontaneously hypertensive rats (SHR) exhibit an increase in oxyradical production in and around microvascular…”
Get full text

In Vivo Evidence for Microvascular Oxidative Stress in Spontaneously Hypertensive Rats: Hydroethidine Microfluorography by Suzuki, Hidekazu, Swei, Allen, Zweifach, Benjamin W, Schmid-Schonbein, Geert W

“…The factors that predispose to the accelerated organ injury that accompanies the hypertensive syndrome have remained speculative and without a firm…”
Get full text

Vasodilator Response of Mesenteric Arterioles to Histamine in Spontaneously Hypertensive Rats by Suzuki, Hidekazu, Zweifach, Benjamin W, Schmid-Schonbein, Geert W

“…Recent evidence suggests that spontaneously hypertensive rats (SHR) exhibit an impaired response to inflammatory mediators. We designed this study to analyze…”
Get full text

Neutrophil activation, tumor necrosis factor, and survival after endotoxic and hemorrhagic shock by Barroso-Aranda, J, Zweifach, B W, Mathison, J C, Schmid-Schönbein, G W

“…Polymorphonuclear neutrophils (PMNs) may contribute to organ injury in both hemorrhagic and endotoxic shock. Both models of shock exhibit a "flight of the…”
Get more information

Mechanisms for increased blood flow resistance due to leukocytes by Helmke, B P, Bremner, S N, Zweifach, B W, Skalak, R, Schmid-Schönbein, G W

“…Despite the small number of leukocytes relative to erythrocytes in the circulation, leukocytes contribute significantly to organ blood flow resistance. The…”
Get full text

Modification of leukocyte adhesion in spontaneously hypertensive rats by adrenal corticosteroids by Suzuki, H, Zweifach, B W, Forrest, M J, Schmid-Schönbein, G W

“…Leukocyte adhesion is a key factor in the pathogenesis of organ injury following a variety of stimuli. In this study we have addressed the role of leukocyte…”
Get more information

Impaired Leukocyte-Endothelial Cell Interaction in Spontaneously Hypertensive Rats by Suzuki, Hidekazu, Schmid-Schönbein, Geert W, Suematsu, Makoto, De Lano, Frank A, Forrest, Michael J, Miyasaka, Massyuki, Zweifach, Benjamin W

“…Hypertension is associated with a progressive organ injury whose etiology remains largely speculative. An increasing database shows that activated leukocytes,…”
Get full text

Glucocorticoid Modulates Vasodilator Response of Mesenteric Arterioles in Spontaneously Hypertensive Rats by Suzuki, Hidekazu, Zweifach, Benjamin W, Schmid-Schonbein, Geert W

“…We previously reported that the response of the arterioles in spontaneously hypertensive rats (SHR) to histamine is blunted compared with that in normotensive…”
Get full text

Elastic Environment of the Capillary Bed by Fung, Y C, Zweifach, Benjamin W, Intaglietta, Marcos

“…To determine the degree to which the capillary blood vessels in vivo are supported by the elasticity of the surrounding tissue, a study was made of the elastic…”
Get full text

Leukocyte contribution to parenchymal cell death in an experimental model of inflammation by Tung, David K.‐L., Bjursten, Lars M., Zweifach, Benjamin W., Schmid‐Schönbein, Geert W.

“…The relationship between leukocyte migration and parenchymal cell death in vivo remains poorly documented. Accordingly, cell killing in the rat mesentery, as…”
Get full text

Mechanisms of leukocyte activation in the circulation by Schmid-Schönbein, Geert W, Zweifach, Benjamin W, Moazzam, Fariborz

Get full text

Micropressure-Flow Relationships in a Skeletal Muscle of Spontaneously Hypertensive Rats by ZWEIFACH, BENJAMIN W, KOVALCHECK, STEVEN, DELANO, FRANK, CHEN, PETER

“…SUMMARY Direct intravital microscopy was used to analyze microclrculatory changes in the exteriorized spinotrapezius muscle of spontaneously hypertensive rats…”
Get full text

The Microcirculation in Experimental Hypertension: State-of-the-Art Review by ZWEIFACH, BENJAMIN W

“…Information concerning the microcirculation has been obtained largely by intravital microscopy of selected tissues in the rat-skeletalrat-skeletal muscle and…”
Get full text

Quantitative Studies of Microcirculatory Structure and Function: II. Direct Measurement of Capillary Pressure in Splanchnic Mesenteric Vessels by ZWEIFACH, BENJAMIN W

“…A systematic study was made of capillary pressures in the microvascular bed of the mesentery of the cat. Simultaneous recordings were made with two…”
Get full text

The application of an improved dual-slit photometric analyzer for volumetric flow rate measurements in microvessels by Lee, T Q, Schmid-Schönbein, G W, Zweifach, B W

“…The dual-window photometric analyzer is currently a widely used instrument to estimate volumetric flow rates in microvessels. This instrument provides an…”
Get more information

Tissue Mediators in the Genesis of Experimental Shock by Zweifach, Benjamin W

“…SHOCK, as it is produced in the laboratory, usually involves a clearly identified set of initiating circumstances which range from hemorrhage, bowel ischemia,…”
Get full text

PRODUCTION OF INFLAMMATORY CHANGES IN THE MICROCIRCULATION BY CATIONIC PROTEINS EXTRACTED FROM LYSOSOMES by JANOFF, A, ZWEIFACH, B W

“…Lysosomal granules of rabbit exudate polymorphonuclear (PMN) leucocytes were isolated and then lysed by freezing-thawing. Topical application of this material…”
Get full text

THE RELATIONSHIP BETWEEN THE VASCULAR MANIFESTATIONS OF SHOCK PRODUCED BY ENDOTOXIN, TRAUMA, AND HEMORRHAGE by Zweifach, Benjamin W., Thomas, Lewis

“…The vascular effects of lethal doses of E. coli endotoxin, as observed in the mesentery of the rat, resemble the reactions of traumatic and hemorrhagic shock…”
Get full text

Adhesion and Emigration of Leukocytes Produced by Cationic Proteins of Lysosomes by Janoff, Aaron, Zweifach, Benjamin W.

“…A cationic protein fraction isolated from rabbit polymorphonuclear leukocyte lysosomes causes adhesion and emigration of leukocytes and petechial hemorrhage in…”
Get full text