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Article

Nanoparticle-enriched mass spectrometry proteomics in British South Asians identifies links between genetic variants, plasma protein levels and disease risk.

Research record from Nat Genet, 2026-07-24. PMID 42498778.

Article

Nanoplate based digital PCR assay for effective quantification of plasma HPV circulating tumor DNA.

Research record from NPJ Precis Oncol, 2026-04-21. PMID 42014803.

Article

Optimization of ultrasound-assisted extraction using a choline chloride-lactic acid green solvent for gingerbread sample preparation before elemental analysis by inductively coupled plasma mass spectrometry.

Research record from Ultrason Sonochem, 2026-05-27. PMID 42218843.

Tests

Osmolality Tests

Osmolality tests measure the amount of certain substances in your blood, urine, or stool (poop). The tests can show how your kidneys are working and whether you have an unhealthy fluid balance .

For everyone & professionals

Article

Performance evaluation of automated magnetic beads extraction method for the measurement of 23 plasma steroids using dual liquid chromatography-tandem mass spectrometry (LC-MS/MS) method.

Research record from Clin Chim Acta, 2026-03-07. PMID 41802583.

Article

Performance of a fully automated plasma tau phosphorylated at threonine 217 immunoassay to reflect amyloid-beta burden in an unselected cohort representative of clinical practice.

Research record from J Prev Alzheimers Dis, 2026-03-25. PMID 41887009.

Article

Performance of large-volume plasma PCR for the diagnosis of invasive aspergillosis: a multicenter retrospective cohort study.

Research record from J Clin Microbiol, 2026-09-25. PMID 42788753.

Tests

Plasma Cell to Antibody-secreting B-Lymphocyte Ratio Measurement

The determination of the ratio of Plasma cells to B-lymphocytes Ab-Secreting present in a sample. The measurement may be expressed as a ratio or percentage.

For professionals

Tests

Plasma Cell to Class-switched Memory B-Lymphocyte Ratio Measurement

The determination of the ratio of plasma cells to class-switched memory B-lymphocytes present in a sample. The measurement may be expressed as a ratio or percentage.

For professionals

Tests

Plasma Equivalent Glucose Measurement

The determination of the amount of plasma equivalent glucose present in a sample.

For professionals

Article

Plasma formiminoglutamic acid shows potential as a functional marker of folate deficiency in cats and dogs: development and validation of a liquid chromatography-tandem mass spectrometry method.

Research record from Am J Vet Res, 2026-07-01. PMID 42385782.

Article

Plasma p-tau217 measured by the Elecsys automated immunoassay: Prospective validation in a heterogeneous memory clinic cohort.

Research record from J Alzheimers Dis, 2026-06-16. PMID 42300696.

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