Abstract
Method development and applications of hyphenated techniques as tools for speciation analysis of metal-based pharmaceuticals are summarized within this review. Advantages and limitations of the separation modes—high-performance liquid chromatography (HPLC), capillary electrophoresis (CE), and gas chromatography (GC)—as well as the detection modes—inductively coupled plasma–mass spectrometry (ICP-MS) and electrospray ionization–mass spectrometry (ESI-MS)—are discussed. ICP-MS detection is found to be advantageous for the quantification of drugs containing metals and other heteroatoms. The species-independent sensitivity and multielement capabilities of ICP-MS allow it to be used for quantification even when species-specific standards are not available, as well as to determine the stoichiometry in metallodrug–biomolecule interactions. Molecular information that is totally destroyed when ICP is applied as ionization source and is therefore not obtainable via ICP-MS detection can be accessed by the complementary technique of ESI-MS. Speciation analysis combining both elemental and molecular information is therefore a powerful tool for the analysis of metal-based pharmaceuticals and their metabolites in body fluids and other relevant matrices.
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Abbreviations
- 2D:
-
Two-dimensional
- AAS:
-
Atomic absorption spectroscopy
- AFS:
-
Atomic fluorescence spectroscopy
- AMP:
-
Adenosine monophosphate
- APL:
-
Acute promyelocytic leukemia
- ATO:
-
Arsenic trioxide
- Auranofin:
-
[Tetra-O-acetyl-β-D-(glucopyranosyl)-thio](triethylphosphine)gold(I)]
- BEOV:
-
bis(maltolato)oxovanadium(IV)
- CE:
-
Capillary electrophoresis
- (Cu-)DTPA:
-
Diethylenetriaminepentaacetic acid (copper complex)
- DNA:
-
Deoxyribonucleic acid
- DRC:
-
Dynamic reaction cell
- ECD:
-
Electron capture dissociation
- EOF:
-
Electroosmotic flow
- ESI-MS:
-
Electrospray ionization–mass spectrometry
- (Fe-)DTPA:
-
Diethylenetriaminepentaacetic acid (iron complex)
- GC:
-
Gas chromatography
- Gd-BOPTA:
-
Gadobenate dimeglumine (Multihance)
- Gd-BT-DO3A:
-
Gadobutrol (Gadovist)
- Gd-DOTA:
-
Gadoteric acid (Dotarem)
- Gd-DTPA:
-
Gadopentetate dimeglumine (Magnevist)
- Gd-DTPA-BMA:
-
Gadodiamide (Omniscan)
- GMP:
-
Guanosine monophosphate
- GSH:
-
Glutathione
- Hb:
-
Hemoglobin
- HILIC:
-
Hydrophilic interaction chromatography
- HIV:
-
Human immunodeficiency virus
- HR:
-
High resolution
- HTLC:
-
High-temperature liquid chromatography
- IC:
-
Ion chromatography
- ICP-AES:
-
Inductively coupled plasma–atomic emission spectroscopy
- ICP-MS:
-
Inductively coupled plasma–mass spectrometry
- ICP-OES:
-
Inductively coupled plasma–optical emission spectrometry
- IUPAC:
-
International Union of Pure and Applied Chemistry
- KP1019:
-
Indazolium [bis-indazoletetrachlororuthenate(III)]
- KP1339:
-
Sodium [bis-indazoletetrachlororuthenate(III)]
- LOD:
-
Limit of detection
- LOQ:
-
Limit of quantification
- MGd:
-
Motexafin gadolinium
- MLu:
-
Motexafin lutetium
- MRI:
-
Magnetic resonance imaging
- NAMI-A:
-
Imidazolium [trans-imidazolemethylsulfoxidetetrachlororuthenate(III)]
- NSF:
-
Nephrogenic systemic fibrosis
- (RP-)HPLC:
-
(Reverse-phase) high-performance liquid chromatography
- SEC:
-
Size-exclusion chromatography
- SPE:
-
Solid-phase extraction
- SRIXE:
-
Synchrotron radiation-induced X-ray emission
- TLC:
-
Thin-layer chromatography
- UV/Vis:
-
Ultraviolet/visible (spectroscopy)
- X-ray:
-
X-radiation
- (Zn-)DTPA:
-
Diethylenetriaminepentaacetic acid (zinc complex)
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Prof. Dr. U. Karst is acknowledged for supporting this work.
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Meermann, B., Sperling, M. Hyphenated techniques as tools for speciation analysis of metal-based pharmaceuticals: developments and applications. Anal Bioanal Chem 403, 1501–1522 (2012). https://doi.org/10.1007/s00216-012-5915-9
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DOI: https://doi.org/10.1007/s00216-012-5915-9