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Research article

First published 2002-10

Monoclonal Antibody against Free β -Subunit of Human Chorionic Gonadotropin

Ileana B. Baluja Conde, Adys I Brito Moreno, Carmen Acosta Bas [...]

Monoclonal Antibodies in Immunodiagnosis & Immunotherapy

Free access

Brief report

First published 1993-1

Serum Free β-Human Chorionic Gonadotrophin Concentrations Increase in Unseparated Blood Specimens

H P Stevenson, H Leslie, B Sheridan

Annals of Clinical Biochemistry: International Journal of Laboratory Medicine

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Case report

First published 1994-1

Maternal Serum-Free β-Human Chorionic Gonadotropin Level: The Effect of Sample Transportation

H S Cuckle, R G Jones

Annals of Clinical Biochemistry: International Journal of Laboratory Medicine

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Research article

First published 1993-9

Antenatal Screening for down's Syndrome—Can We Do Better?

Andrew R Ellis

Annals of Clinical Biochemistry: International Journal of Laboratory Medicine

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Research article

First published 2008-12

First trimester Down's syndrome screening marker values and cigarette smoking: new data and a meta-analysis on free β human chorionic gonadotophin,pregnancy-associated plasma protein-A and nuchal translucency

Jonathan P Bestwick, Wayne J Huttly, Nicholas J Wald

Journal of Medical Screening

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Research article

First published 2020-8

Fine-tuning of routine combined first- trimester screening: The ratio of serum-free- beta-human chorionic gonadotropin (f β -hCG) to pregnancy-associated plasma protein-A (PAPP-A) could improve performance of Down syndrome screening program,a retrospective cohort study in Iran

Sarang Younesi, Mohammad Mahdi Taheri Amin, Pourandokht Saadati [...]

Human Antibodies

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Research article

First published 1992-7

Dual Analyte Immunoassay—a New Approach to Neural Tube Defect and Down's Syndrome Screening

J N Macri, K Spencer, R Anderson

Annals of Clinical Biochemistry: International Journal of Laboratory Medicine

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Research article

First published 2022-1

Stability of maternal serum free β-hCG following whole blood sample transit: First trimester Down’s syndrome screening in Scotland

Angela Ballantyne, Lorna Rashid, Rebecca Pattenden

Annals of Clinical Biochemistry: International Journal of Laboratory Medicine

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Research article

First published 1998-11

Dissociation of Human Chorionic Gonadotrophin into its Free Subunits is Dependent on Naturally Occurring Molecular Structural Variation,Sample Matrix and Storage Conditions

Stephen A Butler, Laurence A Cole, Tim Chard [...]

Annals of Clinical Biochemistry: International Journal of Laboratory Medicine

Free access

Research article

First published 2018-12

Serum marker truncation limits in first trimester antenatal screening for trisomy 18

Jonathan P Bestwick, Wayne J Huttly, Nicholas J Wald

Journal of Medical Screening

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