Epitope Mapping of an Anti-CD20 Monoclonal Antibody (C20Mab-60) Using Enzyme-Linked Immunosorbent Assay

2021 ◽  
Vol 40 (6) ◽  
pp. 250-254
Author(s):  
Junko Takei ◽  
Hiroyuki Suzuki ◽  
Teizo Asano ◽  
Guanjie Li ◽  
Masaki Saito ◽  
...  
2007 ◽  
Vol 13 (2) ◽  
pp. 206-212 ◽  
Author(s):  
Shosaku Nomura ◽  
Kazuyoshi Ishii ◽  
Yuka Kamitsuji ◽  
Nobuhiko Uoshima ◽  
Emiko Ishikawa ◽  
...  

.ocn.ne.jp. This study measured and compared levels of some chemokines in patients with rituximab-treated non-Hodgkin lymphoma because they may participate in the mechanism of efficacy of rituximab in non-Hodgkin lymphoma patients. Monocytic chemotactant protein-1, RANTES (regulated on activation, normally T-cell expressed and secreted), eotaxin, interleukin-8, neutrophil-activating protein-78, stromal cell-derived factor-1, and growth-regulating oncogene-α in patients with rituximab-treated non-Hodgkin lymphoma were measured by enzyme-linked immunosorbent assay. Levels of RANTES were higher in non-Hodgkin lymphoma patients than in controls. Levels of monocytic chemotactant protein-1, RANTES, and neutrophil-activating protein-78 were significantly elevated before and after chemotherapy with rituximab treatment. However, the level of stromal cell-derived factor-1 did not exhibit a significant change. Before to after chemotherapy without rituximab treatment, all chemokine levels did not exhibit significant changes. These findings suggest that activated platelet-dependent chemokines such as RANTES and neutrophil-activating protein-78 may modulate the efficacy of rituximab in antibody-dependent cellular cytotoxity.


2021 ◽  
Vol 40 (6) ◽  
pp. 239-242
Author(s):  
Junko Takei ◽  
Teizo Asano ◽  
Guanjie Li ◽  
Masaki Saito ◽  
Hiroyuki Suzuki ◽  
...  

2006 ◽  
Vol 13 (3) ◽  
pp. 420-422 ◽  
Author(s):  
S. E. Burastero ◽  
C. Paolucci ◽  
D. Breda ◽  
G. Monasterolo ◽  
R. E. Rossi ◽  
...  

ABSTRACT The Bühlmann CAST 2000 enzyme-linked immunosorbent assay is a potentially useful assay for measuring sulfidoleukotrienes released in vitro by allergen-challenged basophils. However, we observed that the positive-control reagent yielded positive signals in cell-free systems. These false-positive results depended on using a mouse anti-FcεRI monoclonal antibody and were prevented by degranulation-inducing reagents other than mouse monoclonal antibodies.


2010 ◽  
Vol 120 (4) ◽  
pp. 1178-1184 ◽  
Author(s):  
Yuanyuan Xia ◽  
Qing X. Li ◽  
Shuangjun Gong ◽  
Yong Li ◽  
Yongsong Cao ◽  
...  

1987 ◽  
Vol 82 (1) ◽  
pp. 81-85 ◽  
Author(s):  
Mauro Schechter

Theoretically, serological assays with affinity purified marker antigens can allow strain-specific diagnosis even when parasites cannot be retrieved from and infected host. A Trypanosoma cruzi antigen was purified by affinity chromatography using a zymodeme (Z) 2 specific monoclonal antibody (2E2C11). An indirect enzyme-linked immunosorbent assay (ELISA) based on the purified antigen could discriminate between sera from rabbits immunized with T. cruzi zymodeme clones but could not discriminate between sera from mice infected with different zymodemes.


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