Extraction of nontype-specific group a streptococcal antigens with potassium thiocyanate

1983 ◽  
Vol 95 (3) ◽  
pp. 314-317 ◽  
Author(s):  
E. N. Semenova ◽  
V. Yu. Kolesnikova ◽  
M. N. Smirnova
1977 ◽  
Vol 146 (2) ◽  
pp. 344-360 ◽  
Author(s):  
L C Yang ◽  
P R Soprey ◽  
M K Wittner ◽  
E N Fox

We have demonstrated that T lymphocytes from the spleens of adult guinea pigs sensitized to group A streptococcal antigens are cytotoxic for cultured fetal guinea pig heart cells. Lymphocyte cytotoxicity, measured by 51Cr release from target cells, was stimulated by sensitization in vivo with group A whole cells, cell walls, and purified protoplast membranes emulsified with complete Freund's adjuvant (CFA). Sensitization with group C streptococcal antigens in CFA or CFA alone produced lymphocytes with little or no specific cytotoxic activity. Target cells of cultured fetal skeletal muscle, liver, or skin were relatively refractory to effector cell cytotoxicity. The presence of antigenic determinants on the membranes of cultured myofibers, cross-reacting with group A streptococcal cellular antigens, was confirmed by immunofluorescence. These data are discussed in terms of a model for poststreptococcal rheumatic myocarditis in which cell-mediated autoimmune mechanisms may participate.


1987 ◽  
Vol 6 (1) ◽  
pp. 36-40 ◽  
Author(s):  
MICHAEL A. GERBER ◽  
LAURA L. WRIGHT ◽  
MARTIN F. RANDOLPH

1992 ◽  
Vol 17 (4) ◽  
pp. 21-22
Author(s):  
Kirsten Poulsgaard

In 1991 Denmark launched a major information campaign on the UN Convention on the Rights of the Child. No less than four different publications were brought out, each of them targeted at a specific group, with free copies to all schoolchildren. The youngest children received a picture book, the intermediate age group a newsletter and for the oldest pupils there was a newspaper. A book was available to adults for a small charge.


1999 ◽  
Vol 291 (10) ◽  
pp. 564-566 ◽  
Author(s):  
B. S. Baker ◽  
D. Brown ◽  
W. Porter ◽  
C. Hardman ◽  
J. J. Garioch ◽  
...  

2006 ◽  
Vol 1289 ◽  
pp. 320-323
Author(s):  
M.M. Georgousakis ◽  
K.S. Sriprakash ◽  
M.F. Good ◽  
M.R. Batzloff

2002 ◽  
Vol 11 (4) ◽  
pp. 357-364 ◽  
Author(s):  
J.-M. Ovigne ◽  
B. S. Baker ◽  
S. C. Davison ◽  
A. V. Powles ◽  
L. Fry

1991 ◽  
Vol 125 (1) ◽  
pp. 38-42 ◽  
Author(s):  
BARBARA S. BAKER ◽  
A. V. POWLES ◽  
A. K. MALKANI ◽  
H. LEWIS ◽  
H. VALDIMARSSON ◽  
...  

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