Measurement of human chorionic gonadotrophin (hCG) as a screening test for Down’s Syndrome

Book chapter

Chard, T. and Iles, R. 1994. Measurement of human chorionic gonadotrophin (hCG) as a screening test for Down’s Syndrome. in: Grudzinskas, J., Chard, T., Chapman, M. and Cuckle, H. (ed.) Screening for Down’s Syndrome Cambridge University Press (CUP). pp. 73-84
Chapter titleMeasurement of human chorionic gonadotrophin (hCG) as a screening test for Down’s Syndrome
AuthorsChard, T. and Iles, R.
Page range73-84
Book titleScreening for Down’s Syndrome
EditorsGrudzinskas, J., Chard, T., Chapman, M. and Cuckle, H.
PublisherCambridge University Press (CUP)
ISBN
Hardcover9780521452717
Publication dates
Print1994
Publication process dates
Deposited07 Jun 2010
Output statusPublished
LanguageEnglish
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Differential proteolysis of insulin-like growth factor binding protein-1 (IGFBP-1) in pregnancy
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Biological significance of beta hCG, HLA and other membrane antigen expression on bladder tumours and their relationship to tumour infiltrating lymphocytes (TIL)
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Expression of beta human chorionic gonadotrophin by non-trophoblastic non-endocrine 'normal' and malignant epithelial cells.
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Enhancement of ectopic beta-human chorionic gonadotrophin expression by interferon-alpha.
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Beta human chorionic gonadotrophin in serum and urine. A marker for metastatic urothelial cancer.
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Immunochemical analysis of the human chorionic gonadotrophin-like material secreted by 'normal' and neoplastic urothelial cells.
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Amplification or rearrangement of the beta-human chorionic gonadotrophin (beta-hCG)--human LH gene cluster is not responsible for the ectopic production of beta-hCG by bladder tumour cells.
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In vitro secretion of human chorionic gonadotrophin by bladder tumour cells.
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The measurement of urinary beta core fragment in conjunction with serum CA125 does not aid the differentiation of malignant from benign pelvic masses.
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Bony metastases from breast cancer: a study of foetal antigen 2 as a blood tumour marker.
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Electrochemical impedance detection of hCGbeta: preliminary results and analysis in the development of lab on a chip technology.
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High follicular fluid adenosine levels may be pivotal in the metabolism and recycling of adenosine nucleotides in the human follicle
Wen, S., Perrett, D., Jones, N., Tozer, A., Docherty, S. and Iles, R. 2010. High follicular fluid adenosine levels may be pivotal in the metabolism and recycling of adenosine nucleotides in the human follicle. Metabolism: Clinical and Experimental. 59 (8), pp. 1145-1155. https://doi.org/10.1016/j.metabol.2009.09.037
Urinary concentration of human chorionic gonadotrophin and its fragments as a prognostic marker in bladder cancer
Iles, R., Persad, R., Trivedi, M., Sharma, K., Dickinson, A., Smith, P. and Chard, T. 1996. Urinary concentration of human chorionic gonadotrophin and its fragments as a prognostic marker in bladder cancer. British Journal of Urology. 77 (1), pp. 61-69. https://doi.org/10.1046/j.1464-410X.1996.82910.x
Urinary analysis for Down's syndrome: is the measurement of urinary β-core the future of biochemical screening for Down's syndrome
Iles, R. 1996. Urinary analysis for Down's syndrome: is the measurement of urinary β-core the future of biochemical screening for Down's syndrome. Early Human Development. 47, pp. S41-S45. https://doi.org/10.1016/S0378-3782(96)01818-X
Detection of β-core fragment in second trimester Down's syndrome pregnancies
Cole, L., Isozaki, T., Palomaki, G., Canick, J., Iles, R., Kellner, L., Saller, D. and Cuckle, H. 1996. Detection of β-core fragment in second trimester Down's syndrome pregnancies. Early Human Development. 47, pp. S47-S48. https://doi.org/10.1016/S0378-3782(96)01819-1
Human urothelial carcinomas - a typical disease of the aged: the clinical utility of human chorionic gonadotrophin in patient management and future therapy
Iles, R. and Butler, S. 1998. Human urothelial carcinomas - a typical disease of the aged: the clinical utility of human chorionic gonadotrophin in patient management and future therapy. Experimental Gerontology. 33 (5), pp. 379-391. https://doi.org/10.1016/S0531-5565(98)00016-3
Serum concentrations of cancer antigen 125, placental alkaline phosphatase, cancer-associated serum antigen and free beta human chorionic gonadotrophin as prognostic markers for epithelial ovarian cancer
Ind, T., Iles, R., Shepherd, J. and Chard, T. 1997. Serum concentrations of cancer antigen 125, placental alkaline phosphatase, cancer-associated serum antigen and free beta human chorionic gonadotrophin as prognostic markers for epithelial ovarian cancer. British Journal of Obstetrics and Gynaecology. 104 (9), pp. 1024-1029. https://doi.org/10.1111/j.1471-0528.1997.tb12061.x
Comparison of 12 assays for detecting hCG and related molecules in urine samples from Down syndrome pregnancies.
Cole, L., Kellner, L., Isozaki, T., Palomaki, G., Iles, R., Walker, R., Ozaki, M. and Canick, J. 1997. Comparison of 12 assays for detecting hCG and related molecules in urine samples from Down syndrome pregnancies. Prenatal diagnosis. 17 (7), pp. 607-614. https://doi.org/10.1002/(SICI)1097-0223(199707)17:7<607::AID-PD118>3.0.CO;2-7
Measures of urine concentration in maternal urine screening for Down syndrome.
Iles, R., Black, A., Gunn, L., Sehmi, I., Cuckle, H. and Chard, T. 1998. Measures of urine concentration in maternal urine screening for Down syndrome. Prenatal diagnosis. 18 (10), pp. 1006-1009. https://doi.org/10.1002/(SICI)1097-0223(1998100)18:10<1006::AID-PD386>3.0.CO;2-O
Dimerization of urinary beta-core/hCFbetacf: a cause of poor beta-core assay performance in Down syndrome screening studies.
Iles, R., Butler, S. and Jacoby, E. 1999. Dimerization of urinary beta-core/hCFbetacf: a cause of poor beta-core assay performance in Down syndrome screening studies. Prenatal diagnosis. 19 (8), pp. 790-792. https://doi.org/10.1002/(SICI)1097-0223(199908)19:8<790::AID-PD627>3.0.CO;2-Z
Urinary beta-core hCG: Screening for aneuploidies in early pregnancy (11-14 weeks’ gestation).
MacIntosh, M., Nicolaides, K., Noble, P., Chard, T., Gunn, L. and Iles, R. 1997. Urinary beta-core hCG: Screening for aneuploidies in early pregnancy (11-14 weeks’ gestation). Prenatal diagnosis. 17 (5), pp. 401-405. https://doi.org/10.1002/(SICI)1097-0223(199705)17:5<401::AID-PD40>3.0.CO;2-M
Substantial urinary concentrations of material resembling beta-core fragment of chorionic gonadotropin beta-subunit in mid-menstrual cycle
Neven, P., Iles, R., Howes, I., Sharma, K., Shepherd, J., Edwards, R., Collins, W. and Chard, T. 1993. Substantial urinary concentrations of material resembling beta-core fragment of chorionic gonadotropin beta-subunit in mid-menstrual cycle. Clinical Chemistry. 39 (9), pp. 1857-1860.
Production of placental alkaline phosphatase (PLAP) and PLAP-like material by epithelial germ cell and non-germ cell tumours in vitro
Iles, R., Ind, T. and Chard, T. 1994. Production of placental alkaline phosphatase (PLAP) and PLAP-like material by epithelial germ cell and non-germ cell tumours in vitro. British journal of cancer. 69 (2), pp. 274-278.
Diurnal variation of urinary "hCG beta subunit core fragment" production evaluated in patients with gynecological neoplasms
Neven, P., Iles, R., Carter, P., Shepherd, J. and Chard, T. 1994. Diurnal variation of urinary "hCG beta subunit core fragment" production evaluated in patients with gynecological neoplasms. Clinical Chemistry. 40 (3), pp. 484-485.
Characterisation of the differential expression of marker antigens by normal and malignant endometrial epithelium
Chatzaki, E., Gallagher, C., Iles, R., Ind, T., Nouri, A., Bax, C. and Grudzinskas, J. 1994. Characterisation of the differential expression of marker antigens by normal and malignant endometrial epithelium. British journal of cancer. 69 (6), pp. 1010-1014.
Serum placental-type alkaline phosphatase activity in women with squamous and glandular malignancies of the reproductive tract
Ind, T., Iles, R., Carter, P., Lowe, D., Shepherd, J., Hudson, C. and Chard, T. 1994. Serum placental-type alkaline phosphatase activity in women with squamous and glandular malignancies of the reproductive tract. Journal of Clinical Pathology. 47 (11), pp. 1035-1037.
Measurement of urinary beta core fragment of human chorionic gonadotrophin in women with vulvovaginal malignancy and its prognostic significance
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The effects of beta-human chorionic gonadotrophin on the in vitro growth of bladder cancer cell lines
Gillott, D., Iles, R. and Chard, T. 1996. The effects of beta-human chorionic gonadotrophin on the in vitro growth of bladder cancer cell lines. British journal of cancer. 73 (3), pp. 323-326.
The temporary anatomical structures prominent in the first trimester may be fulfilling exchange functions assigned to the placenta in the second and third trimester
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Prognostic significance of the bcl-2 apoptotic family of proteins in primary and recurrent cervical cancer
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Concentrations of placental protein 14 in uterine flushings from infertile women: validation of the collection technique and method of expression of results
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The prognostic significance of beta human chorionic gonadotrophin and its metabolites in women with cervical carcinoma
Crawford, R., Iles, R., Carter, P., Caldwell, C., Shepherd, J. and Chard, T. 1998. The prognostic significance of beta human chorionic gonadotrophin and its metabolites in women with cervical carcinoma. Journal of Clinical Pathology. 51 (9), pp. 685-688.
Cross-Reaction with luteinizing hormone ß-Core is responsible for the age-dependent increase of immunoreactive ß-Core fragment of human chorionic gonadotropin in women with nonmalignant conditions
Iles, R., Javid, M., Gunn, L. and Chard, T. 1999. Cross-Reaction with luteinizing hormone ß-Core is responsible for the age-dependent increase of immunoreactive ß-Core fragment of human chorionic gonadotropin in women with nonmalignant conditions. Clinical Chemistry. 45, pp. 532-538.
The beta-subunit of human chorionic gonadotrophin exists as a homodimer
Butler, S., Laidler, P., Porter, J., Kicman, A., Chard, T., Cowan, D. and Iles, R. 1999. The beta-subunit of human chorionic gonadotrophin exists as a homodimer. Journal of molecular endocrinology. 22, pp. 185-192.
Clinical and endocrinological changes after electro-acupuncture treatment in patients with osteoarthritis of the knee
Ahsin, S., Saleem, S., Bhatti, A., Aslam, M. and Iles, R. 2009. Clinical and endocrinological changes after electro-acupuncture treatment in patients with osteoarthritis of the knee. Pain. 147 (1-3), pp. 60-66. https://doi.org/10.1016/j.pain.2009.08.004
Capillary electrophoresis of human follicular fluid
Wen, S., Perrett, D., Patel, P., Li, N., Docherty, S., Tozer, A. and Iles, R. 2009. Capillary electrophoresis of human follicular fluid. Journal of Chromatography B. 877 (31), pp. 3946-3952. https://doi.org/10.1016/j.jchromb.2009.09.046
The role of glycosylation in regulating glycoprotein hormone free alpha subunit and free beta subunit combination in the extra-embryonic coelomic fluid of early pregnancy
Blithe, D. and Iles, R. 1995. The role of glycosylation in regulating glycoprotein hormone free alpha subunit and free beta subunit combination in the extra-embryonic coelomic fluid of early pregnancy. Endocrinology. 136 (3), pp. 903-910. https://doi.org/10.1210/en.136.3.903
Can biological markers improve the management of breast cancer patients?
Leake, R., Anderson, L., Dowsett, M., Iles, R., Nicholson, R., Robertson, J., Walker, R. and UKCCR Biomarker group 2000. Can biological markers improve the management of breast cancer patients? British journal of cancer. 82 (10), pp. 1625-1626. https://doi.org/10.1054/bjoc.2000.1159
Biological markers: maintaining standards
Leake, R., Anderson, L., Dowsett, M., Iles, R., Nicholson, R., Robertson, J., Walker, R. and UKCCCR Biomarker group 2000. Biological markers: maintaining standards. British journal of cancer. 82 (10), pp. 1627-1628. https://doi.org/10.1054/bjoc.2000.1158
Determination of the glycoforms of human chorionic gonadotropin b-core fragment by matrix-assisted laser desoption/ionisation time of flight mass spectrometry
Jacoby, E., Kicman, A., Laidler, P. and Iles, R. 2000. Determination of the glycoforms of human chorionic gonadotropin b-core fragment by matrix-assisted laser desoption/ionisation time of flight mass spectrometry. Clinical Chemistry. 46 (11), pp. 1796-1803.
Regulation of endometrial cancer cell growth by luteinising hormone (LH) and follicle stimulating hormone (FSH)
Davies, S., Bax, C., Chatzaki, E., Chard, T. and Iles, R. 2000. Regulation of endometrial cancer cell growth by luteinising hormone (LH) and follicle stimulating hormone (FSH). British journal of cancer. 83 (12), pp. 1730-1734. https://doi.org/10.1054/bjoc.2000.1507
The increase in bladder carcinoma cell population induced by the free beta subunit of human chorionic gonadotrophin is a result of an anti-apoptotic effect and not cell proliferation
Butler, S., Ikram, M., Mathieu, S. and Iles, R. 2000. The increase in bladder carcinoma cell population induced by the free beta subunit of human chorionic gonadotrophin is a result of an anti-apoptotic effect and not cell proliferation. British journal of cancer. 82 (9), pp. 1553-1556. https://doi.org/10.1054/bjoc.2000.1177
The analysis of human amniotic fluid using capillary electrophoresis.
Stewart, C., Iles, R. and Perrett, D. 2001. The analysis of human amniotic fluid using capillary electrophoresis. Electrophoresis. 22 (6), pp. 1136-1142. https://doi.org/10.1002/1522-2683()22:6<1136::AID-ELPS1136>3.0.CO;2-A
High concentrations of CA 125 in uterine flushings: influence of cause of infertility and menstrual cycle day.
Hamilton, J., Iles, R., Gunn, L., Wilson, C., Lower, A. and Grudzinskas, J. 2002. High concentrations of CA 125 in uterine flushings: influence of cause of infertility and menstrual cycle day. Gynecological endocrinology..
Reduction of bladder cancer cell growth in response to hCGb CTP37 vaccinated mouse serum.
Butler, S., Staite, E. and Iles, R. 2003. Reduction of bladder cancer cell growth in response to hCGb CTP37 vaccinated mouse serum. Oncology research. 14 (2), pp. 93-100.
Identification of post-translational modifications resulting from LH beta polymorphisms by matrix-assisted laser desorption time-of-flight mass spectrometric analysis of pituitary LH beta core fragment
Jacoby, E., Kicman, A. and Iles, R. 2003. Identification of post-translational modifications resulting from LH beta polymorphisms by matrix-assisted laser desorption time-of-flight mass spectrometric analysis of pituitary LH beta core fragment. Journal of molecular endocrinology. 30 (2), pp. 239-252. https://doi.org/10.1677/jme.0.0300239
The recently identified homodimeric beta-beta subunit of human chorionic gonadotrophin (hCGbb) is no more biologically active than the free beta subunit (hCGb)
Butler, S. and Iles, R. 2004. The recently identified homodimeric beta-beta subunit of human chorionic gonadotrophin (hCGbb) is no more biologically active than the free beta subunit (hCGb). Tumor Biology. 25 (1-2), pp. 18-23. https://doi.org/10.1159/000077719
Serum amino-terminal propeptide of type 1 procollagen (P1NP) in prostate cancer: a potential predictor of bone metastases and prognosticator for disease progression and survival.
Thurairaja, R., Iles, R., Jefferson, K., McFarlane, J. and Persad, R. 2006. Serum amino-terminal propeptide of type 1 procollagen (P1NP) in prostate cancer: a potential predictor of bone metastases and prognosticator for disease progression and survival. Urologia internationalis. 76 (1), pp. 67-71.
Immunoassay detection of human chorionic gonadotrophin beta (hCGb) expression by prostate cancer is of no clinical significance
Otite, U., Baithun, S., Chinegwundon, F., Nargund, V. and Iles, R. 2006. Immunoassay detection of human chorionic gonadotrophin beta (hCGb) expression by prostate cancer is of no clinical significance. Tumor Biology. 27, pp. 181-186.
Gonadotropins and prostate cancer: revisited.
Thwaini, A., Naase, M., Chinegwundon, F., Baithun, S., Ghali, L., Shergill, I. and Iles, R. 2006. Gonadotropins and prostate cancer: revisited. Urologia internationalis. 77 (4), pp. 289-296. https://doi.org/10.1159/000096330
Ectopic hCGbeta expression by epithelial cancer: malignant behaviour, metastasis and inhibition of tumor cell apoptosis
Iles, R. 2007. Ectopic hCGbeta expression by epithelial cancer: malignant behaviour, metastasis and inhibition of tumor cell apoptosis. Molecular and Cellular Endocrinology. 260-26, pp. 264-270. https://doi.org/10.1016/j.mce.2006.02.019
An introduction to mass spectrometry based proteomics-detection and characterization of gonadotropins and related molecules
Kicman, A., Parkin, M. and Iles, R. 2007. An introduction to mass spectrometry based proteomics-detection and characterization of gonadotropins and related molecules. Molecular and Cellular Endocrinology. 260-26, pp. 212-227. https://doi.org/10.1016/j.mce.2006.02.022
Towards the development of an electrochemical biosensor for hCGβ detection
Kassanos, P., Iles, R., Bayford, R. and Demosthenous, A. 2008. Towards the development of an electrochemical biosensor for hCGβ detection. Physiological Measurement. 29 (6), pp. S241-S254. https://doi.org/10.1088/0967-3334/29/6/S21
The role of glycoprotein hormones in endometrial cancer. (in Part 7: Hormones & hormone receptor)
Bax, C., Davies, S., Chatzaki, E., Butler, S. and Iles, R. 2003. The role of glycoprotein hormones in endometrial cancer. (in Part 7: Hormones & hormone receptor). in: Nishida, M. and Kuramoto, H. (ed.) Cell and molecular biology of endometrial carcinoma. London Springer. pp. 195-206
Molecular cell biology and genetic disorders
Iles, R. 2009. Molecular cell biology and genetic disorders. in: Kumar, P. and Clark, M. (ed.) Kumar & Clark’s clinical medicine. Edinburgh Elsevier Saunders. pp. 19-52
Chapter 1: Basic sciences: the cell.
Iles, R. 2008. Chapter 1: Basic sciences: the cell. in: Nargund, V., Raghavan, D. and Sandler, H. (ed.) Urological oncology. London Springer. pp. 3-36
Human chorionic gonadotropin isoforms in the diagnosis of ectopic pregnancy
Iles, R., Borrelli, P., Butler, S. and Staite, E. 2003. Human chorionic gonadotropin isoforms in the diagnosis of ectopic pregnancy. Clinical Chemistry. 49 (12), pp. 2045-2049. https://doi.org/10.1373/clinchem.2003.022095
The free monomeric beta subunit of human chorionic gonadotrophin (hCG beta) and the recently identified homodimeric beta-beta subunit (hCG beta beta) both have autocrine growth effects
Butler, S. and Iles, R. 2004. The free monomeric beta subunit of human chorionic gonadotrophin (hCG beta) and the recently identified homodimeric beta-beta subunit (hCG beta beta) both have autocrine growth effects. Tumor Biology. 25 (1-2), pp. 18-23. https://doi.org/10.1159/000077719
Enhanced affinity capture MALDI-TOF MS: orientation of an immunoglobulin G using recombinant protein G
Iles, R., Bansal, S., Jacoby, E., Neubert, H., Cowan, D. and Kicman, A. 2002. Enhanced affinity capture MALDI-TOF MS: orientation of an immunoglobulin G using recombinant protein G. Analytical Chemistry. 74 (15), pp. 3677-3683. https://doi.org/10.1021/ac025558z
Identification of placental transforming growth factor-beta and bikunin metabolites as contaminants of pharmaceutical human chorionic gonadotrophin preparations by proteomic techniques
Iles, R., Kicman, A., Malatos, S. and Neubert, H. 2005. Identification of placental transforming growth factor-beta and bikunin metabolites as contaminants of pharmaceutical human chorionic gonadotrophin preparations by proteomic techniques. Molecular and Cellular Proteomics. 4 (7), pp. 984-992. https://doi.org/10.1074/mcp.M500085-MCP200
Ectopic human chorionic gonadotropin beta secretion by epithelial tumors and human chorionic gonadotropin beta-induced apoptosis in Kaposi's sarcoma: is there a connection?
Iles, R. and Butler, S. 2003. Ectopic human chorionic gonadotropin beta secretion by epithelial tumors and human chorionic gonadotropin beta-induced apoptosis in Kaposi's sarcoma: is there a connection? Clinical Cancer Research. 9 (13), pp. 4666-4673.
Human granulosa-lutein cell in vitro production of progesterone, inhibin A, inhibin B, and activin A are dependent on follicular size and not the presence of the oocyte
Wen, S., Tozer, A., Li, D., Docherty, S., Al-Shawaf, T. and Iles, R. 2008. Human granulosa-lutein cell in vitro production of progesterone, inhibin A, inhibin B, and activin A are dependent on follicular size and not the presence of the oocyte. Fertility and Sterility. 89 (5), pp. 1406-1413. https://doi.org/10.1016/j.fertnstert.2007.03.086
Follicular fluid levels of inhibin A, inhibin B, and activin A levels reflect changes in follicle size but are not independent markers of the oocyte's ability to fertilize
Wen, S., Tozer, A., Butler, S., Bell, C., Docherty, S. and Iles, R. 2006. Follicular fluid levels of inhibin A, inhibin B, and activin A levels reflect changes in follicle size but are not independent markers of the oocyte's ability to fertilize. Fertility and Sterility. 85 (6), pp. 1723-1729. https://doi.org/10.1016/j.fertnstert.2005.11.058
The effects of 'coasting' on follicular fluid concentrations of vascular endothelial growth factor in women at risk of developing ovarian hyperstimulation syndrome
Tozer, A., Iles, R., Iammarrone, E., Gillott, C., Al-Shawaf, T. and Grudzinskas, J. 2004. The effects of 'coasting' on follicular fluid concentrations of vascular endothelial growth factor in women at risk of developing ovarian hyperstimulation syndrome. Human Reproduction. 19 (3), pp. 522-528. https://doi.org/10.1093/humrep/deh096
Characteristics of populations of granulosa cells from individual follicles in women undergoing 'coasting' during controlled ovarian stimulation (COS) for IVF
Tozer, A., Iles, R., Iammarrone, E., Gillott, C., Wen, S., Al-Shawaf, T. and Grudzinskas, J. 2004. Characteristics of populations of granulosa cells from individual follicles in women undergoing 'coasting' during controlled ovarian stimulation (COS) for IVF. Human Reproduction. 19 (11), pp. 2561-2568. https://doi.org/10.1093/humrep/deh487