Determination of diphtheria toxin neutralizing antibody titers with a cell protein synthesis inhibition assay

1991 ◽  
Vol 180 (1) ◽  
Author(s):  
Elisabetta Padovan ◽  
Emanuele Papini ◽  
Rino Rappuoli ◽  
Cesare Montecucco
2001 ◽  
Vol 16 (5) ◽  
pp. 408-412 ◽  
Author(s):  
Suzanne M. Froscio ◽  
Andrew R. Humpage ◽  
Philip C. Burcham ◽  
Ian R. Falconer

Author(s):  
Hannah R. Brown ◽  
Tammy L. Donato ◽  
Halldor Thormar

Measles virus specific immunoglobulin G (IgG) has been found in the brains of patients with subacute sclerosing panencephalitis (SSPE), a slowly progressing disease of the central nervous system (CNS) in children. IgG/albumin ratios indicate that the antibodies are synthesized within the CNS. Using the ferret as an animal model to study the disease, we have been attempting to localize the Ig's in the brains of animals inoculated with a cell associated strain of SSPE. In an earlier report, preliminary results using Protein A conjugated to horseradish peroxidase (PrAPx) (Dynatech Diagnostics Inc., South Windham, ME.) to detect antibodies revealed the presence of immunoglobulin mainly in antibody-producing plasma cells in inflammatory lesions and not in infected brain cells.In the present experiment we studied the brain of an SSPE ferret with neutralizing antibody titers of 1:1024 in serum and 1:512 in CSF at time of sacrifice 7 months after i.c. inoculation with SSPE measles virus-infected cells. The animal was perfused with saline and portions of the brain and spinal cord were immersed in periodate-lysine-paraformaldehyde (P-L-P) fixative. The ferret was not perfused with fixative because parts of the brain were used for virus isolation.


1977 ◽  
Vol 6 (3) ◽  
pp. 355-357 ◽  
Author(s):  
Anita Pruzan ◽  
Philip B. Applewhite ◽  
Michael J. Bucci

1987 ◽  
Vol 95 (2) ◽  
pp. 277-289 ◽  
Author(s):  
Barney E. Dwyer ◽  
Robert N. Nishimura ◽  
Clydette L. Powell ◽  
Susan L. Mailheau

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