Pregnancy-Specific β₁Glycoprotein, SP₁ in Maternal Serum During Uncomplicated Single Pregnancies

References

• Bohn H. Nachweis und Charakterisierung von Schwangerschaftsproteinen in der menschlichen Placenta, sowie ihre quantitative Bestimmung im Serum schwangerer Frauen. Arch Gynaecol 1971; 210: 440
   Google Scholar
• Bohn H. Untersuchungen über das schwangerschafts-spezifische β 1-Glykoprotein (SP1). Arch Gynaecol 1974; 216: 347
   Google Scholar
• Bohn H., Schmidtberger R., Zilg H. Isolierung des schwangerschafts-spezifischen β1-Glykoproteins (SP1) und antigenverwandter Proteine durch Immunadsorption. Blut 1976; 32: 103
   Google Scholar
• Bohn H., Krans W. Isolierung und Charakterisierung des schwangerschafts-spezifischen β1-Glyko-proteins aus dem Urin schwangerer Frauen. Arch Gynaecol 1977; 223: 33
   Google Scholar
• Braunstein G. D., Rasor J. L., Engvall E., Wade M. E. Interrelationships of human placental lactogen, and pregnancy-specific β1-glycoprotein throughout normal human gestation. Am J Obstet Gynecol 1980; 138: 1205
   PubMed Web of Science ®Google Scholar
• Brownlee K. A. Statistical Theory and Methodology in Science and Engineering, 2nd ed. John Wiley & Sons, New York 1965; 349
   Google Scholar
• Ceska M., Lundkvist U. A new and simple radioim-munoassay method for the determination of IgE. Im-munochemistry 1972; 9: 1021
   PubMedGoogle Scholar
• Engstrom L., Sterky G. Standardkurvor för vikt och längd hos nyfödda barn. Läkartidn 1966; 63: 4922
   Google Scholar
• Gordon Y. B., Grudzinskas J. G., Jeffrey D., Chard T., Letchworth A. T. Concentrations of pregnancy-specific β1-glycoprotein in maternal blood in normal pregnancy and in intrauterine growth retardation. Lancet 1977; i: 331
   Google Scholar
• Gordon Y. B., Grudzinskas J. G., Lewis J. D., Jeffrey D., Letchworth A. T. Circulating levels of pregnancy-specific β1-glycoprotein and human placental lactogen in the third trimester of pregnancy: their relationship to parity, birth weight, and placental weight. Br J Obstet Gynaecol 1977; 84: 642
   PubMedGoogle Scholar
• Grenner G. Enzymimmunoassay zur Bestimmung β1-Glykoproteins (SP). Z Anal Chem 1978; 290: 99
   Google Scholar
• Grudzinskas J. G., Gordon Y. B., Jeffrey D., Chard T. Specific and sensitive determination of pregnancy-specific β1-glycoprotein by radio-immunoassay. Lancet 1977; i: 333
   Google Scholar
• Grudzinskas J. G., Lenton E. A., Gordon Y. B., Kelso I. M., Jeffrey D., Sobowale O., Chard T. Circulating levels of pregnancy-specific β1-glycoprotein in early pregnancy. Br J Obstet Gynaecol 1977; 84: 740
   PubMedGoogle Scholar
• Grudzinskas Obiekwe J.G.B. C, Frumar A. M., Hartmann K. G., Schlesinger P., Chard T. Circulating levels of pregnancy specific β1-glycoprotein in late pregnancy: nyctohemeral and day-to-day variation, and variation during labour. Br J Obstet Gynaecol 1979; 86: 973
   PubMedGoogle Scholar
• Harris E. K., DeMets D. L. Estimation of normal ranges and cumulative proportions by transforming observed distributions to gaussian form. Clin Chem 1972; 18: 605
   PubMed Web of Science ®Google Scholar
• Heikinheimo M., Unnérus H.-A. Pregnancy-specific beta—1-glycoprotein leves in normal and toxemic pregnancy. Obstet Gynecol 1979; 54: 606
   Google Scholar
• Heikinheimo M., Saksela O., Lehtovirta P., Seppälä M., Bohn H. Cultured human syncytiotro-phoblasts synthesize pregnancy-specific beta-1-glycoprotein (SP1). Acta Pathol Microbiol Scand (C) 1981; 89: 139
   Google Scholar
• Hellsing K., Enström H. Pre-treatment of serum samples for immuno-nephelometric analysis by precipitation with polyethylene glycol. Scan J Clin Lab Invest 1977; 37: 529
   PubMed Web of Science ®Google Scholar
• Ho P. C., Jones W. R. Pregnancy-specific β1-glycoprotein as a prognostic indicator in complications of early pregnancy. Am J Obstet Gynecol 1980; 138: 253
   PubMed Web of Science ®Google Scholar
• Home C. H. W., Towler C. M., Pugh-Humphreys R. G. P., Thomson A. W., Bohn H. Pregnancy specific β1 -glycoprotein—a product of the syncytiotro-phoblast. Experientia 1976; 32: 1197
   Google Scholar
• Inganäs M., Johansson S. G. O. Influence of the alternative protein A interaction on the precipitation between human monoclonal immunoglobulins and protein A from staphylococcus aureus. Int Arch Allergy Appl Immunol 1981; 65: 91
   PubMedGoogle Scholar
• Lin T.-M., Halbert S. P., Kiefer D., Spellacy W. N., Gall S. Characterization of four human pregnancy-associated plasma proteins. Am J Obstet Gynecol 1974; 118: 223
   PubMed Web of Science ®Google Scholar
• Lindberg B. S., Nilsson B. A. Variations in maternal plasma levels of human placental lactogen (HPL) in normal pregnancy and labour. J Obstet Gynaecol Br Comm 1973; 80: 619
   Google Scholar
• Masson G. M., Klopper A. I., Wilson G. R. Plasma estrogens and pregnancy-associated plasma proteins. A study of their variability in late pregnancy. Obstet Gynecol 1977; 50: 435
   Google Scholar
• Menabawey M., Grudzinskas J. G., Chard T. Disappearance of pregnancy-specific β1-glycoprotein from the maternal circulation after delivery. Br J Obstet Gynaecol 1979; 86: 894
   Google Scholar
• Pedretti E., Capitanio G. L., Casadio M., Lanera P., Conte N. Variations in some of the body fluid hormone levels currently used for endocrine monitoring during the third trimester of pregnancy. J Perinat Med 1981; 9: 40
   PubMed Web of Science ®Google Scholar
• Pluta M., Hardt W., Schmidt-Gollwitzer K., Schmidt-Gollwitzer M. Radioimmunoassay of serum SP1 and HPL in normal and abnormal pregnancies. Arch Gynaecol 1979; 227: 327
   Google Scholar
• Serensen S., Borggaard B., Rolff L. A radioimmunoassay of the pregnancy-specific β1-glycoprotein (SP). Scand J Clin Lab Invest 1977; 37: 537
   Google Scholar
• Tamsen L., Inganäs M., Johansson S. G. O., Karlsson T. Nonimmune complexes of pregnancy-specific β1-glycoprotein (SP1) explain its heterogeneity. Int Arch Allergy Appl Immunol 1981; 66: 21
   Google Scholar
• Tatarinov Yu S., Masyukevich V. N. Immuno-chemical identification of new beta1-globulin in the blood serum of pregnant women. Bull, Exp Biol Med 1970; 69: 66
   Google Scholar
• Tatarinov Yu. S., Mesnyankina N. V., Nikoulina D. M., Novikova L. A., Toloknov B. O., Falaleeva D. M. Identification immunochimique de la béta, globu-line de la “zone de grossesse” dans le serum de malades atteintes de tumeurs trophoblastiques. Int J Cancer 1974; 14: 548
   Google Scholar
• Tatarinov Yu. S., Sokolov A. V. Development of a radioimmunoassay for pregnancy-specific beta1-globu-lin and its measurement in serum of patients with tro-phoblastic and non-trophoblastic tumours. Int J Cancer 1977; 19: 161
   PubMedGoogle Scholar
• Tatra G., Breitenecker G., Gruber W. Serum concentrations of pregnancy-specific β-1— 1— glycoprotein (SP-1) in normal and pathologic pregnancies. Arch Gynaecol 1974; 217: 383
   Google Scholar
• Tatra G., Placheta P., Breitenecker G. Schwanger-schaftsspezifisches β1-Glykoprotein (SP-1): Klinische Aspekte. Wien Klin Wochenschr 1975; 87: 279
   Google Scholar
• Tatra G., Polak S., Placheta P. Konzentration des schwangershaftsspezifischen Proteins SP-1 im Frucht-wasser bei normalen und pathologischen Schwanger-schaften. Arch Gynaecol 1976; 221: 161
   Google Scholar
• Tatra G., Stopfer H., Scheiber V. Die Serumkon-zentration von SP1, HPL und Oestriol im letzen Drittel der normalen Schwangerschaft: Tagesschwankungen und Einfluss der Wehentätigkeit. Z. Geburtshilfe Perinatol 1976; 180: 215
   Google Scholar
• Towler C. M., Jandial V., Horne C. H. W. A serial study of pregnancy proteins im primigravidae. Br J Obstet Gynaecol 1976; 83: 368
   PubMedGoogle Scholar
• Towler C. M., Home C. H. W., Jandial V., Campbell D. M., McGillivray I. Plasma levels of pregnancy-specific β1-glycoprotein in normal pregnancy. Br J Obstet Gynaecol 1976; 83: 775
   PubMedGoogle Scholar
• Towler C. M., Home C. H. W., Jandial V., Campbell D. M., Me Gillivray I. Plasma levels of pregnancy-specific β1-glycoprotein in complicated pregnancies. Br J Obstet Gynaecol 1977; 84: 258
   PubMedGoogle Scholar
• Wood P. J., Cockett D., Mason P. A rapid and inexpensive laser nephelometric assay for plasma pregnancy specific β1-glycoprotein levels. Clin Chim Acta 1978; 90: 87
   PubMedGoogle Scholar