Insect cells are superior to Escherichia coli in producing malaria proteins inducing IgG targeting PfEMP1 on infected erythrocytes
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Insect cells are superior to Escherichia coli in producing malaria proteins inducing IgG targeting PfEMP1 on infected erythrocytes. / Victor, Michala E; Bengtsson, Anja; Andersen, Gorm; Bengtsson, Dominique; Lusingu, John P; Vestergaard, Lasse S; Arnot, David E; Theander, Thor G; Joergensen, Louise; Jensen, Anja T R.
In: Malaria Journal, Vol. 9, 2010, p. 325.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Insect cells are superior to Escherichia coli in producing malaria proteins inducing IgG targeting PfEMP1 on infected erythrocytes
AU - Victor, Michala E
AU - Bengtsson, Anja
AU - Andersen, Gorm
AU - Bengtsson, Dominique
AU - Lusingu, John P
AU - Vestergaard, Lasse S
AU - Arnot, David E
AU - Theander, Thor G
AU - Joergensen, Louise
AU - Jensen, Anja T R
PY - 2010
Y1 - 2010
N2 - The PFD1235w Plasmodium falciparum erythrocyte membrane protein 1 (PfEMP1) antigen is associated with severe malaria in children and can be expressed on the surface of infected erythrocytes (IE) adhering to ICAM1. However, the exact three-dimensional structure of this PfEMP1 and its surface-exposed epitopes are unknown. An insect cell and Escherichia coli based system was used to express single and double domains encoded by the pfd1235w var gene. The resulting recombinant proteins have been evaluated for yield and purity and their ability to induce rat antibodies, which react with the native PFD1235w PfEMP1 antigen expressed on 3D7PFD1235w-IE. Their recognition by human anti-malaria antibodies from previously infected Tanzanian donors was also analysed.
AB - The PFD1235w Plasmodium falciparum erythrocyte membrane protein 1 (PfEMP1) antigen is associated with severe malaria in children and can be expressed on the surface of infected erythrocytes (IE) adhering to ICAM1. However, the exact three-dimensional structure of this PfEMP1 and its surface-exposed epitopes are unknown. An insect cell and Escherichia coli based system was used to express single and double domains encoded by the pfd1235w var gene. The resulting recombinant proteins have been evaluated for yield and purity and their ability to induce rat antibodies, which react with the native PFD1235w PfEMP1 antigen expressed on 3D7PFD1235w-IE. Their recognition by human anti-malaria antibodies from previously infected Tanzanian donors was also analysed.
KW - Adolescent
KW - Animals
KW - Antibodies, Protozoan
KW - Baculoviridae
KW - Cell Line
KW - Child
KW - Child, Preschool
KW - Escherichia coli
KW - Humans
KW - Immunoglobulin G
KW - Insects
KW - Malaria Vaccines
KW - Malaria, Falciparum
KW - Protozoan Proteins
KW - Rats
KW - Tanzania
KW - Vaccines, Synthetic
KW - Young Adult
U2 - 10.1186/1475-2875-9-325
DO - 10.1186/1475-2875-9-325
M3 - Journal article
C2 - 21078147
VL - 9
SP - 325
JO - Malaria Journal
JF - Malaria Journal
SN - 1475-2875
ER -
ID: 33149150