-
Article
An X-ray microprobe facility using synchrotron radiation
An X-ray microprobe for trace elemental analysis at micrometer spatial resolutions, using synchrotron radiation (SR), is under development. The facility consists of two beamlines, one including a 1∶1 focusing ...
-
Chapter
An X-Ray Microprobe Facility Using Synchrotron Radiation
An X-ray microprobe for trace elemental analysis at micrometer spatial resolutions, using synchrotron radiation (SR), is under development. The facility consists of two beamlines, one including a 1:1 focusing ...
-
Chapter
Trace Elemental Analysis in Bone Using X-Ray Microscopy
The detection, quantification, and localization of trace elements in biological tissues present major difficulties. Recent advances in x-ray fluorescence now make it possible to quantify and localize naturally...
-
Chapter
Effects of Calmodulin Inhibitors on the Cellular Metabolism of 45Ca and 210Pb
Many Ca++-mediated cell processes depend on the intracellular Ca++ receptor protein, calmodulin, to exert regulatory effects on target metabolic and physiological pathways. In many cells, Ca++ transport mechanism...
-
Chapter
The Application of a Synchrotron Radiation Microprobe to Trace Element Analysis
Synchrotron radiation is light emitted by electrons when accelerated in a circular orbit. Some properties of synchrotron radiation important to trace element analysis by x-ray fluorescence analysis are: 1) a b...
-
Chapter and Conference Paper
X-Ray Microscopy Studies on the Pharmaco-Dynamics of Therapeutic Gallium in Rat Bones
Since the original observation of exogenous gallium accumulation in bones ANGHILERI et al. [1], several studies have demonstrated that gallium nitrate is extremely effective in preserving bone mineral content ...
-
Chapter and Conference Paper
The Role of High-Energy Synchrotron Radiation in Biomedical Trace Element Research
Trace elements are intimately involved in biological function and dysfunction at all levels of biological organization. At the molecular level, trace elements perform innumerable catalytic and structural roles...
-
Chapter and Conference Paper
An X-Ray Microprobe Beam Line for Trace Element Analysis
The application of synchrotron radiation to a x-ray microprobe for trace element analysis is a complementary and natural extension of existing microprobe techniques using electrons, protons, and heavier ions a...
-
Article
Role of nuclear analytical probe techniques in biological trace-element research
Many biomedical experiments require the qualitative and quantitative localization of trace elements with high sensitivity and good spatial resolution. The feasibility of measuring the chemical form of the elem...
-
Article
Metabolism of lead-210 in juvenile and adult rhesus monkeys (Macaca mulatta)
Experiments were conducted measuring the gastrointestinal absorption and elimination of a single dose of lead-210 acetate in infant and adult rhesus monkeys. Urinary and fecal excretion of absorbed lead was fo...