Suchergebnisse - "Dilution"

Species-Specific Isotope Dilution Methodology for the SI Traceable Quantification of Serum Human Ferritin Light Chain (FTL).

Autoren: Ward-Deitrich CL Nehete S Del Castillo Busto ME et al.

Quelle: Analytical chemistry [Anal Chem] 2025 Nov 25; Vol. 97 (46), pp. 25643-25654. Date of Electronic Publication: 2025 Nov 13.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: American Chemical Society Country of Publication: United States NLM ID: 0370536 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1520-6882 (Electronic) Linking ISSN: 00032700 NLM ISO Abbreviation: Anal Chem Subsets: MEDLINE

MeSH-Schlagworte: Apoferritins*/blood, Humans ; HEK293 Cells ; Mass Spectrometry ; Chromatography, High Pressure Liquid ; Indicator Dilution Techniques ; Sulfur Isotopes

Method for early and repeated measurement of blood volume in newborn piglets.

Autoren: Morwood HK Nguyen TMT Lingwood BE et al.

Quelle: American journal of physiology. Heart and circulatory physiology [Am J Physiol Heart Circ Physiol] 2025 Nov 01; Vol. 329 (5), pp. H1174-H1179. Date of Electronic Publication: 2025 Oct 10.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: American Physiological Society Country of Publication: United States NLM ID: 100901228 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1522-1539 (Electronic) Linking ISSN: 03636135 NLM ISO Abbreviation: Am J Physiol Heart Circ Physiol Subsets: MEDLINE

MeSH-Schlagworte: Blood Volume* , Blood Volume Determination*/methods, Animals ; Animals, Newborn ; Dextrans/administration & dosage ; Swine ; Time Factors ; Reproducibility of Results ; Fluorescent Dyes/administration & dosage ; Indicator Dilution Techniques ; Female

Modeling hepatic glucose tracer kinetics from isotope dilution technique and deuterium metabolic imaging in postbariatric surgery and nonoperated individuals.

Autoren: Brunasso A Dalla Man C Poli S et al.

Quelle: American journal of physiology. Endocrinology and metabolism [Am J Physiol Endocrinol Metab] 2025 Jul 01; Vol. 329 (1), pp. E102-E116. Date of Electronic Publication: 2025 May 26.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: American Physiological Society Country of Publication: United States NLM ID: 100901226 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1522-1555 (Electronic) Linking ISSN: 01931849 NLM ISO Abbreviation: Am J Physiol Endocrinol Metab Subsets: MEDLINE

MeSH-Schlagworte: Liver*/metabolism , Liver*/diagnostic imaging , Deuterium*/metabolism , Glucose*/metabolism , Glucose*/pharmacokinetics , Gastric Bypass* , Models, Biological*, Humans ; Female ; Male ; Adult ; Postprandial Period ; Middle Aged ; Kinetics ; Glucose Tolerance Test ; Blood Glucose/metabolism ; Radioisotope Dilution Technique ; Indicator Dilution Techniques ; Insulin/blood

Development of an SI-traceable magnetic solid-phase extraction coupled with isotope dilution LC-MS/MS method for accurate quantification of alpha-fetoprotein in human serum.

Autoren: Sun H Liu J Zhang Q et al.

Quelle: Talanta [Talanta] 2026 Jan 01; Vol. 297 (Pt A), pp. 128606. Date of Electronic Publication: 2025 Jul 21.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 2984816R Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-3573 (Electronic) Linking ISSN: 00399140 NLM ISO Abbreviation: Talanta Subsets: MEDLINE

MeSH-Schlagworte: alpha-Fetoproteins*/analysis , alpha-Fetoproteins*/isolation & purification , Solid Phase Extraction*/methods , Tandem Mass Spectrometry*/methods , Silicon*/chemistry, Humans ; Chromatography, Liquid/methods ; Indicator Dilution Techniques ; Limit of Detection ; Magnetite Nanoparticles/chemistry ; Liquid Chromatography-Mass Spectrometry

Three cases of false decrease interference of etamsylate on biochemical laboratory tests and correction methods.

Autoren: Wei H Feng J Zhu L et al.

Quelle: Clinica chimica acta; international journal of clinical chemistry [Clin Chim Acta] 2026 Jan 01; Vol. 578, pp. 120524. Date of Electronic Publication: 2025 Jul 30.

Publikationsart: Case Reports; Journal Article

Info zur Zeitschrift: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 1302422 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-3492 (Electronic) Linking ISSN: 00098981 NLM ISO Abbreviation: Clin Chim Acta Subsets: MEDLINE

MeSH-Schlagworte: Blood Chemical Analysis* , Ethamsylate*/adverse effects , Ethamsylate*/analysis , False Negative Reactions*, Humans ; Indicator Dilution Techniques

Investigation of Phase-Change Droplets and Fast Imaging for Indicator Dilution Measurement of Flow.

Autoren: Zajac Z Helfield B Williams R et al.

Quelle: Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine [J Ultrasound Med] 2025 Sep; Vol. 44 (9), pp. 1681-1690. Date of Electronic Publication: 2025 May 19.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: John Wiley and Sons Country of Publication: England NLM ID: 8211547 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1550-9613 (Electronic) Linking ISSN: 02784297 NLM ISO Abbreviation: J Ultrasound Med Subsets: MEDLINE

MeSH-Schlagworte: Contrast Media* , Microbubbles*, Ultrasonography/methods ; Indicator Dilution Techniques ; Phantoms, Imaging ; Blood Flow Velocity/physiology ; Feasibility Studies ; In Vitro Techniques ; Phase Transition

Predicting total body water in infants aged 0.5-24 months and the implications for measuring breast milk intake: a secondary analysis of isotope dilution data.

Autoren: de Sévaux MA Kæstel P Haisma H et al.

Quelle: The American journal of clinical nutrition [Am J Clin Nutr] 2025 Sep; Vol. 122 (3), pp. 820-829. Date of Electronic Publication: 2025 Aug 14.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Elsevier Country of Publication: United States NLM ID: 0376027 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1938-3207 (Electronic) Linking ISSN: 00029165 NLM ISO Abbreviation: Am J Clin Nutr Subsets: MEDLINE

MeSH-Schlagworte: Milk, Human*/chemistry , Body Water*/metabolism , Breast Feeding*, Humans ; Infant ; Female ; Male ; Deuterium Oxide/administration & dosage ; Infant, Newborn ; Drinking ; Body Composition ; Indicator Dilution Techniques ; Body Weight ; Child, Preschool

Quantification of parathyroid hormone in high-purity materials by two isotope dilution mass spectrometry methods.

Autoren: Li J Li M Ma P et al.

Quelle: Analytical and bioanalytical chemistry [Anal Bioanal Chem] 2025 Sep; Vol. 417 (21), pp. 4907-4916. Date of Electronic Publication: 2025 Jul 17.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Springer-Verlag Country of Publication: Germany NLM ID: 101134327 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1618-2650 (Electronic) Linking ISSN: 16182642 NLM ISO Abbreviation: Anal Bioanal Chem Subsets: MEDLINE

MeSH-Schlagworte: Parathyroid Hormone*/analysis , Mass Spectrometry*/methods, Chromatography, Liquid/methods ; Humans ; Indicator Dilution Techniques ; Peptides/analysis ; Peptides/chemistry ; Amino Acids/chemistry ; Amino Acids/analysis ; Limit of Detection

A candidate reference measurement procedure for quantification of human insulin in serum based on immunoaffinity extraction and isotope dilution-liquid chromatography-tandem mass spectrometry.

Autoren: Liu H Han Y Wang H et al.

Quelle: Analytical and bioanalytical chemistry [Anal Bioanal Chem] 2025 Jul; Vol. 417 (16), pp. 3731-3740. Date of Electronic Publication: 2025 May 12.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Springer-Verlag Country of Publication: Germany NLM ID: 101134327 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1618-2650 (Electronic) Linking ISSN: 16182642 NLM ISO Abbreviation: Anal Bioanal Chem Subsets: MEDLINE

MeSH-Schlagworte: Tandem Mass Spectrometry*/methods , Insulin*/blood , Chromatography, Affinity*/methods, Humans ; Limit of Detection ; Chromatography, Liquid/methods ; Indicator Dilution Techniques ; Reference Standards ; Reproducibility of Results ; Immunoassay/methods

Determination of Pu isotopes in urine samples by a pseudo-isotope dilution method using non-isotopic tracer ²³⁷ Np.

Autoren: Qin N Zheng J Yang G et al.

Quelle: Talanta [Talanta] 2025 Jul 01; Vol. 289, pp. 127768. Date of Electronic Publication: 2025 Feb 18.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 2984816R Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-3573 (Electronic) Linking ISSN: 00399140 NLM ISO Abbreviation: Talanta Subsets: MEDLINE

MeSH-Schlagworte: Plutonium*/urine , Neptunium*/urine , Neptunium*/chemistry, Humans ; Monte Carlo Method ; Indicator Dilution Techniques

Hormonal contraceptives and body composition by use of stable isotope dilution techniques among women of reproductive age in Nyeri County, Kenya.

Autoren: Lang'at PC David-Kigaru DM Ndung'u ZW et al.

Quelle: PloS one [PLoS One] 2025 Sep 12; Vol. 20 (9), pp. e0332299. Date of Electronic Publication: 2025 Sep 12 (Print Publication: 2025).

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Public Library of Science Country of Publication: United States NLM ID: 101285081 Publication Model: eCollection Cited Medium: Internet ISSN: 1932-6203 (Electronic) Linking ISSN: 19326203 NLM ISO Abbreviation: PLoS One Subsets: MEDLINE

MeSH-Schlagworte: Body Composition*/drug effects , Contraceptive Agents, Hormonal*/pharmacology, Humans ; Female ; Adult ; Kenya ; Adolescent ; Young Adult ; Cross-Sectional Studies ; Middle Aged ; Indicator Dilution Techniques

Easy Visualization Tool To Ensure Proper Tracer Addition during Isotope Dilution Mass Spectrometry Elemental Analyses: Application to Total and Metallomic Speciation (Postcolumn IDMS) of Iron, Zinc, and Copper in a Commercial Infant Formula.

Autoren: Fernández-Menéndez S Dubascoux S

Quelle: Analytical chemistry [Anal Chem] 2025 Aug 26; Vol. 97 (33), pp. 17938-17945. Date of Electronic Publication: 2025 Aug 14.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: American Chemical Society Country of Publication: United States NLM ID: 0370536 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1520-6882 (Electronic) Linking ISSN: 00032700 NLM ISO Abbreviation: Anal Chem Subsets: MEDLINE

MeSH-Schlagworte: Mass Spectrometry*/methods , Iron*/analysis , Infant Formula*/chemistry , Zinc*/analysis , Copper*/analysis, Humans ; Isotopes ; Indicator Dilution Techniques ; Animals

Synthesis of 13C2-Retinyl Acetate and Dose Preparation for Retinol Isotope Dilution Tests.

Autoren: Tanumihardjo SA Sheftel J Tanna K et al.

Quelle: Journal of visualized experiments : JoVE [J Vis Exp] 2025 Aug 22 (222). Date of Electronic Publication: 2025 Aug 22.

Publikationsart: Journal Article; Video-Audio Media

Info zur Zeitschrift: Publisher: MYJoVE Corporation Country of Publication: United States NLM ID: 101313252 Publication Model: Electronic Cited Medium: Internet ISSN: 1940-087X (Electronic) Linking ISSN: 1940087X NLM ISO Abbreviation: J Vis Exp Subsets: MEDLINE

MeSH-Schlagworte: Vitamin A*/chemical synthesis , Vitamin A*/analogs & derivatives , Vitamin A*/chemistry , Vitamin A*/analysis , Carbon Isotopes*/chemistry, Retinyl Esters ; Diterpenes ; Gas Chromatography-Mass Spectrometry/methods ; Indicator Dilution Techniques ; Isotope Labeling/methods ; Humans

Occurrence and potential implications of the hook effect in a Borrelia burgdorferi IgG antibody chemiluminescence immunoassay

Autoren: Westerholt, Marc Kjerstadius, Torbjörn Ocias, Lukas

Quelle: European Journal of Clinical Microbiology and Infectious Diseases. 44(8):1953-1958

Schlagwörter: Borrelia serology, Diasorin, Dilution recommendation, Dilution threshold, IgG antibodies, Immunoassay optimization, Liaison Borrelia IgG immunoassay, Lyme disease diagnostics, Overdilution, Prozone phenomenon

Dateibeschreibung: print

Zugangs-URL: https://urn.kb.se/resolve?urn=urn:nbn:se:oru:diva-121206
https://doi.org/10.1007/s10096-025-05172-y

An isotope dilution-liquid chromatography-tandem mass spectrometry based candidate reference measurement procedure for the simultaneous quantification of 25-hydroxyvitamin D3 and 25-hydroxyvitamin D2 in human serum and plasma.

Autoren: Kandler K Singh N Bauland F et al.

Quelle: Clinical chemistry and laboratory medicine [Clin Chem Lab Med] 2025 Jun 20; Vol. 64 (1), pp. 133-146. Date of Electronic Publication: 2025 Jun 20 (Print Publication: 2026).

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Walter De Gruyter Country of Publication: Germany NLM ID: 9806306 Publication Model: Electronic-Print Cited Medium: Internet ISSN: 1437-4331 (Electronic) Linking ISSN: 14346621 NLM ISO Abbreviation: Clin Chem Lab Med Subsets: MEDLINE

MeSH-Schlagworte: Tandem Mass Spectrometry*/standards , Tandem Mass Spectrometry*/methods , Calcifediol*/blood , Calcifediol*/standards , 25-Hydroxyvitamin D 2*/blood , 25-Hydroxyvitamin D 2*/standards, Humans ; Chromatography, Liquid/standards ; Chromatography, Liquid/methods ; Reference Standards ; Indicator Dilution Techniques

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of 17β-estradiol in human serum and plasma.

Autoren: Ott M Santner T Singh N et al.

Quelle: Clinical chemistry and laboratory medicine [Clin Chem Lab Med] 2025 May 26; Vol. 64 (1), pp. 97-115. Date of Electronic Publication: 2025 May 26 (Print Publication: 2026).

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Walter De Gruyter Country of Publication: Germany NLM ID: 9806306 Publication Model: Electronic-Print Cited Medium: Internet ISSN: 1437-4331 (Electronic) Linking ISSN: 14346621 NLM ISO Abbreviation: Clin Chem Lab Med Subsets: MEDLINE

MeSH-Schlagworte: Tandem Mass Spectrometry*/standards , Tandem Mass Spectrometry*/methods , Estradiol*/blood , Estradiol*/standards , Blood Chemical Analysis*/standards , Blood Chemical Analysis*/methods, Humans ; Chromatography, Liquid/methods ; Chromatography, Liquid/standards ; Reference Standards ; Indicator Dilution Techniques

Candidate reference measurement procedure based on isotope dilution-two dimensional-liquid chromatography-tandem mass spectrometry for the quantification of androstenedione in human serum and plasma.

Autoren: Ott M Bauland F Fischer V et al.

Quelle: Clinical chemistry and laboratory medicine [Clin Chem Lab Med] 2025 May 23; Vol. 64 (1), pp. 83-96. Date of Electronic Publication: 2025 May 23 (Print Publication: 2026).

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Walter De Gruyter Country of Publication: Germany NLM ID: 9806306 Publication Model: Electronic-Print Cited Medium: Internet ISSN: 1437-4331 (Electronic) Linking ISSN: 14346621 NLM ISO Abbreviation: Clin Chem Lab Med Subsets: MEDLINE

MeSH-Schlagworte: Tandem Mass Spectrometry*/standards , Tandem Mass Spectrometry*/methods , Androstenedione*/blood , Androstenedione*/standards, Humans ; Chromatography, Liquid/methods ; Chromatography, Liquid/standards ; Reproducibility of Results ; Reference Standards ; Indicator Dilution Techniques

Establishment of the isotope dilution-gas chromatography-tandem mass spectrometry (ID-GC/MS) method for accurate quantification of phenylalanine and its application to value assignment of external quality assessment samples.

Autoren: Li Z Jin Z Zong M

Quelle: Clinica chimica acta; international journal of clinical chemistry [Clin Chim Acta] 2025 May 15; Vol. 572, pp. 120262. Date of Electronic Publication: 2025 Mar 26.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 1302422 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-3492 (Electronic) Linking ISSN: 00098981 NLM ISO Abbreviation: Clin Chim Acta Subsets: MEDLINE

MeSH-Schlagworte: Phenylalanine*/blood , Gas Chromatography-Mass Spectrometry*/methods , Gas Chromatography-Mass Spectrometry*/standards , Tandem Mass Spectrometry*/standards, Humans ; Quality Control ; Indicator Dilution Techniques ; Phenylketonurias/blood ; Phenylketonurias/diagnosis ; Isotopes

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of cortisone in human serum and plasma.

Autoren: Ott M Singh N Kubicova M et al.

Quelle: Clinical chemistry and laboratory medicine [Clin Chem Lab Med] 2025 Apr 17; Vol. 64 (1), pp. 70-82. Date of Electronic Publication: 2025 Apr 17 (Print Publication: 2026).

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Walter De Gruyter Country of Publication: Germany NLM ID: 9806306 Publication Model: Electronic-Print Cited Medium: Internet ISSN: 1437-4331 (Electronic) Linking ISSN: 14346621 NLM ISO Abbreviation: Clin Chem Lab Med Subsets: MEDLINE

MeSH-Schlagworte: Cortisone*/blood , Cortisone*/standards , Tandem Mass Spectrometry*/standards , Tandem Mass Spectrometry*/methods, Humans ; Chromatography, Liquid/methods ; Chromatography, Liquid/standards ; Reference Standards ; Indicator Dilution Techniques

A Method That Maintains Accuracy in the Prediction of Vitamin A Total Body Stores When Population-Based Modeling of a Limited Number of Theoretical Subjects Is Used With Retinol Isotope Dilution.

Autoren: Green MH Green JB

Quelle: The Journal of nutrition [J Nutr] 2025 Apr; Vol. 155 (4), pp. 1160-1164. Date of Electronic Publication: 2025 Jan 16.

Publikationsart: Journal Article

Info zur Zeitschrift: Publisher: Elsevier Country of Publication: United States NLM ID: 0404243 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1541-6100 (Electronic) Linking ISSN: 00223166 NLM ISO Abbreviation: J Nutr Subsets: MEDLINE

MeSH-Schlagworte: Vitamin A*/blood , Vitamin A*/administration & dosage , Vitamin A*/metabolism , Models, Biological*, Humans ; Adult ; Female ; Male ; Indicator Dilution Techniques ; Computer Simulation