IgG recognizing 21-24 kDa and 30-33 kDa tachyzoite antigens show maximum avidity maturation during natural and accidental human toxoplasmosis

Revista do Instituto de Medicina Tropical de Sao Paulo

Volumn 41, Issue 5, 1999, Pages 297-303

  Villavedra, Margarita ^b   Battistoni, Julio ^a   Nieto, Alberto ^c  

^a UNIVERSIDAD DE LA REPÚBLICA   (Uruguay)

^b UNIVERSIDAD DE LA REPÚBLICA   (Uruguay)

^c NONE

Author keywords

Acute phase; Avidity; Diagnostic; T. Gondii

Indexed keywords

IMMUNOGLOBULIN G; PARASITE ANTIGEN;

ACUTE DISEASE; ANIMAL; ANTIBODY AFFINITY; ARTICLE; CHRONIC DISEASE; COMPARATIVE STUDY; ENZYME LINKED IMMUNOSORBENT ASSAY; FOLLOW UP; HUMAN; IMMUNOBLOTTING; IMMUNOLOGY; TIME; TOXOPLASMA; TOXOPLASMOSIS;

ACUTE DISEASE; ANIMALS; ANTIBODY AFFINITY; ANTIGENS, PROTOZOAN; CHRONIC DISEASE; ENZYME-LINKED IMMUNOSORBENT ASSAY; FOLLOW-UP STUDIES; HUMANS; IMMUNOBLOTTING; IMMUNOGLOBULIN G; TIME FACTORS; TOXOPLASMA; TOXOPLASMOSIS;

EID: 0033181581     PISSN: 00364665     EISSN: None     Source Type: Journal    
DOI: 10.1590/S0036-46651999000500006     Document Type: Article

References (14)

1. COUZINEAU, P. & BEAUFINE-DUCROCQ, H. - Étude des possibilités d'utilisation du sarcome TG180 de la souris. Application à la Toxoplasmose. Ann. Parasit. hum. comp., 44: 217-224, 1969.
2. COZON, G.J.N.; FERRANDIZ, J.; NEBHI, H.; WALLON, M. & PEYRON, F. Estimation of the avidity of immunoglobulin G for routine diagnosis of chronic Toxoplasma gondii infection in pregnant women. Europ. J. clin. Microbiol. infect. Dis., 17: 32-36, 1998
3. DUFFY, K.; WHARTON, P.J.; JOHNSON, J.; NEW, L. & HOLLIMAN, R.E. - Assessment of immunoglobulin-M immunosorbent agglutination assay (ISAGA) for detecting toxoplasma specific IgM. J. clin. Path., 42: 1291-1295, 1989.
4. HAJEER. A.H.; BALFOUR, A.M.; MOSTRATO, A. & CROSSE, B. - Toxoplasma gondii: detection of antibodies in human saliva and serum. Paras. Immunol., 16: 43-50, 1988.
5. HEDMAN, K.; LAPPALAINEN, M.; SEPPAIA, I. & MAKELA, O. - Recent primary Toxoplasma infection indicated by a low avidity of specific IgG. J. infect. Dis., 159: 736-740, 1989.
6. HOLLIMAN, R.E.; RAYMOND, R.; RENTON, N. & JOHNSON, J.D. - The diagnosis of toxoplasmosis using IgG avidity. Epidem. Infect., 112: 399-408, 1994.
7. KIM, K.; BÜLOW, R.; KAMPMEIER, J. & BOOTHROYD, J.C. - Conformationally appropriate expression of the Toxoplasma antigen SAG-1 (P30) on CHO cells. Infect. Immun., 62: 203-209, 1994.
8. LAEMMLI, U. K. - Cleavage of structural proteins during the assembly of the head of bacteriophage T4, Nature (Lond.), 227: 680-685, 1970.
9. LAPPALAINEN, M.; KOSKELA, P.; KOSKINIEMI, M. et. al. - Toxoplasmosis acquired during pregnancy: improved serodiagnosis based on avidity of IgG. J. infect. Dis., 167: 691-697, 1993.
10. MALVANO, R.; BONIOLO, A.; DOVIS, M. & ZANNINO, M. - ELISA for antibody measurement: aspects related to data expression. J. immunol. Meth., 48: 51-60, 1982.
11. PULLEN, G.R.; FITZGERALD, M.G. & HOSKING, C.S. - Antibody avidity determination by ELISA using thiocyanate elution. J. immunol. Meth., 86: 83-87, 1986.
12. ROOS, T.; MARTIUS, J.; GROSS, U. & SHORD, L. - Systematic serology screening for toxoplasmosis in pregnancy. Obstet. Gynecol., 81: 243-250, 1993.
13. TSANG, V.; PERALTA, J.M. & SIMONS, A. - Enzyme linked immunoelectrotransfer blot techniques for studying the specificities of antigens and antibodies separated by gel electrophoresis. Meth. Enzymol., 92: 377-391, 1983.
14. VELGE-ROUSSEL, F.; CHARDES, T.; MEVELEC, P. et al. -. Epitopic analysis of the Toxoplasma gondii major surface antigen SAG-1. Molec. Biochem. Parasit., 66: 31-38, 1994.