Elemental mapping of biological samples by the combined use of LIBS and LA-ICP-MS

2016 ◽  
Vol 31 (1) ◽  
pp. 252-258 ◽  
Author(s):  
Maximilian Bonta ◽  
Jhanis J. Gonzalez ◽  
C. Derrick Quarles ◽  
Richard E. Russo ◽  
Balazs Hegedus ◽  
...  

Feasibility of the simultaneous use of LIBS and LA-ICP-MS (tandem LA/LIBS) for bio-imaging of bulk and trace elements is demonstrated.

Author(s):  
Ferrari Colin ◽  
Resongles Eléonore ◽  
Freydier Rémi ◽  
Casiot Corinne

Thiol-functionalized silica powder allowed single-step purification of antimony for exploring stable Sb isotope signatures in the environment.


Author(s):  
Aneta Olszewska ◽  
Anetta Hanć

Abstract Purpose Tooth enamel might provide past chronological metabolic, nutritional status and trace metal exposure during development. Thus, the trace elements distribution embedded in tooth tissues represents an archive of the environmental conditions. The choice of biomarker is estimated as critical to the measurement of metal exposure. Natal teeth are defined as teeth being present at birth. Methods LA-ICP-MS provides a quantitative assessment of spatial distribution of trace elements in a natal tooth. The objective of the current study was to compare concentrations of building and other elements in a rare but reliable and valid biomarker - natal tooth. Results It have been reported presence of potentially toxic elements: Pb, Cu, Mn, Cd, Ni distributed in prenatally and perinatally formed enamel and dentine. Conclusions Analyses of deciduous enamel can provide answers into individuals’ earliest development, including critical pre- and perinatal period.


2016 ◽  
Vol 31 (4) ◽  
pp. 1030-1033 ◽  
Author(s):  
J. S. Hamilton ◽  
E. L. Gorishek ◽  
P. M. Mach ◽  
D. Sturtevant ◽  
M. L. Ladage ◽  
...  

A new single Peltier element ablation cell is described and its applicability to biological sampling discussed to evaluate its performance.


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