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Flow Cytometric Measurement of Different Physiological Parameters
2018A variety of physiological parameters involved in signal transduction pathways, enzymatic activities, ATP production, and many other physiological processes can be analyzed by flow cytometry. Parameters as intracellular pH, membrane potential, calcium concentration, reactive oxygen species (ROS) generation, or glutathione content can be estimated ...
Araniti F. +2 more
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An Electromechanical Flow Transducer for Physiological Fluids
Physics in Medicine & Biology, 1966A simple method, based on conductivity measurement, has been developed to obtain an electrical output from a rotameter flowmeter. The ancillary equipment required is relatively simple and inexpensive. The reproducibility of readings throughout the day is generally better than ±2% and never worse than ±5%.
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Physiology of Cerebral Blood Flow
Abstract Cerebral blood flow (CBF) is tightly regulated regionally via multiple processes including the neurovascular unit which consists of perivascular nerves, endothelium, and astrocytes working together to regulate CBF, autoregulation which allows the brain to maintain a constant CBF despite changes in blood pressure, flow metabolismOssama Khazaal, W. Andrew Kofke
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Cerebral Blood Flow Physiology and Monitoring
2004For optimal therapy of patients with brain injury, a thorough knowledge of the underlying cerebral blood flow (CBF) physiology is essential. This chapter reviews the relationship between CBF and brain metabolism and summarizes the therapeutic implications of this interaction in patients with brain injury.
Michel T. Torbey, Anish Bhardwaj
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Physiologic Lesion Assessment: Fractional Flow Reserve
2018Patient outcome following percutaneous coronary intervention (PCI) is predominantly determined by three factors: clinical presentation, comorbidities, and decision-making process before, during, and after the PCI procedure. In order to justify any intervention, there needs to be reason to think that this will result in either (a) an improvement of ...
Mohammad Sahebjalal, Nicholas Curzen
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Physiology and Pathophysiology of Arterial Flow
2014Arterial flow is a three-dimensional unsteady process that is analyzed by measurements as well as physiological, biological, and mechanical experiments and numerical simulations. Few quantities can be noninvasively measured; they encompass cardiac frequency and peripheral arterial blood pressure as well as velocity and flow rate in given arterial ...
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Physiology and Pathophysiology of Venous Flow
2015Veins provide heart filling flow with lower velocity and pressure than those in arteries. The right heart receives systemic venous blood and pumps blood into the pulmonary circulation that returns oxygenated blood into the left heart for its ejection at high velocity and pressure into the systemic circulation.Whereas systemic veins carry deoxygenated ...
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Shaping bacterial gene expression by physiological and proteome allocation constraints
Nature Reviews Microbiology, 2022Matthew Scott, Terence Hwa
exaly
Cerebral Blood Flow: Physiology and Pharmacology
1993The cerebral vessels that determine cerebral vascular resistance (CVR) and cerebral blood flow (CBF) can be envisioned as consisting of three concentric circles. The inner circle represents the endothelial cells of the cerebral vasculature. These endothelial cells are unlike those of the systemic circulation because they are connected by tight ...
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