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Rabbit anti-mouse brain serum (RAMBS): lack of specific inhibition of late committed erythroid stem cells in culture
Blut
|October 13, 1978
Abstract:
Heterologous antisera to mouse brain tissue have activity against mouse pluripotent hemopoietic stem cells (CFU-S), but not against granuloid/macrophage committed precursor cells (CFU-C). In these studies we show that anti-mouse brain serum raised in a rabbit does not possess specific activity in vitro against late committed erythroid stem cells (CFU-E).
Insights
Rabbit-raised antisera to mouse brain tissue show no specific activity against late-stage erythroid stem cells (CFU-E). This contrasts with activity against earlier pluripotent hemopoietic stem cells (CFU-S).
Area of Science:
- Hematology
- Immunology
- Stem Cell Biology
Background:
- Heterologous antisera to mouse brain tissue exhibit activity against pluripotent hemopoietic stem cells (CFU-S).
- This activity is not observed against granuloid/macrophage committed precursor cells (CFU-C).
Purpose of the Study:
- To investigate the specificity of anti-mouse brain serum against late committed erythroid stem cells (CFU-E).
Main Methods:
- In vitro assays were performed using rabbit-raised anti-mouse brain serum.
- The serum's activity was tested against late committed erythroid stem cells (CFU-E).
Main Results:
- Anti-mouse brain serum did not demonstrate specific activity against late committed erythroid stem cells (CFU-E) in vitro.
- This finding extends the understanding of brain-reactive antibody specificities in hematopoiesis.
Conclusions:
- Anti-mouse brain serum lacks specific reactivity towards late erythroid stem cells (CFU-E).
- The results suggest differential antigen expression across hematopoietic stem and progenitor cell populations.