[78] 7,8-Dihydropteroate-synthesizing enzyme from Plasmodium chabaudi

Author(s):  
Rolf D. Walter ◽  
Eberhard Königk
Keyword(s):  
2008 ◽  
Vol 38 (8-9) ◽  
pp. 1073-1081 ◽  
Author(s):  
Gráinne H. Long ◽  
Brian H.K. Chan ◽  
Judith E. Allen ◽  
Andrew F. Read ◽  
Andrea L. Graham

Parasitology ◽  
1985 ◽  
Vol 90 (2) ◽  
pp. 241-254 ◽  
Author(s):  
Stephanie M. Millott ◽  
F. E. G. Cox

Swiss mice with chronicTrypanosoma bruceiinfections become refractory to subsequent infection withBabesia microtiandB. rodhaini. Infection withB. microti7 days afterT. bruceiresulted in an obvious inhibition of the babesia parasitaemias and this inhibition became more profound as the time interval between the infections increased, until at 17–20 days the parasitaemias were totally abolished. Even after intravenous injection of large numbers of parasites parasitaemias were inhibited. Similar inhibition was obtained in BALB/c mice but not in C57BL/6 mice. Mice with establishedT. bruceiinfections also showed reduced susceptibility toB. rodhaini. In mice similarly infected withT. bruceiand the malaria parasitesPlasmodium chabaudi chabaudiandP. c. adamithe pre-patent periods were noticeably prolonged but the subsequent parasitaemias were unaffected. Infections withP. yoeliiwere unaffected.Trypanosoma bruceiinfections were not affected by the intracellular parasites. Among the mechanisms investigated to explain these findings were changes in red blood cell populations, cross-reacting antigens, the release of toxic factors and the generation of activated oxygen species. None of these could account for the inhibition observed.


2000 ◽  
Vol 20 (8) ◽  
pp. 1193-1199
Author(s):  
G.S. Ribeiro ◽  
M.R. Garnica ◽  
M.A. Cardoso ◽  
C. Colli ◽  
H.F. Andrade ◽  
...  

1991 ◽  
Vol 13 (4) ◽  
pp. 369-378 ◽  
Author(s):  
ANN P. McLEAN ◽  
F.ALEXANDER LAINSON ◽  
ANDREW MSHARKEY ◽  
DAVID WALLKER

1987 ◽  
Vol 23 (2) ◽  
pp. 103-115 ◽  
Author(s):  
Frank Wunderlich ◽  
Michael Helwig ◽  
Gabi Schillinger ◽  
Henry Vial ◽  
Jean Philippot ◽  
...  

1989 ◽  
Vol 37 (2) ◽  
pp. 281-283 ◽  
Author(s):  
Vikki M. Marshall ◽  
M.Gregory Peterson ◽  
Andrew M. Lew ◽  
David J. Kemp

Parasitology ◽  
1989 ◽  
Vol 99 (2) ◽  
pp. 157-163 ◽  
Author(s):  
W. Jarra ◽  
K. N. Brown

SummaryDuring the early stages of the primary Plasmodium chabaudi chabaudi AS parasitaemia in CBA/Ca mice this parasite invaded normocytes, but as the parasitaemia developed increasing numbers of parasites were seen within reticulocytes. During and just after peak parasitaemia, as further parasite replication was controlled, the ‘crisis’ phase ensued, mice became increasingly anaemic and reticulocyte numbers were markedly increased. As the parasitaemia was resolved during crisis in excess of 25% of parasites had invaded reticulocytes. In phenylhydrazine-pretreated mice with artificially high reticulocyte levels and infected with P. c. chabaudi AS, normocyte/reticulocyte invasion occurred with equal frequency. No reduction in the infectivity of parasite populations developing in reticulocytes was observed.


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