Abstract
We have identified an interferon-like cytokine, limitin, on the basis of its ability to arrest the growth of or kill lympho-hematopoietic cells. Limitin strongly inhibited B lymphopoiesis in vitro and in vivo but had little influence on either myelopoiesis or erythropoiesis. Because limitin uses the interferon α/β receptors and induces interferon regulatory factor- 1, it may represent a previously unknown type 1 interferon prototype. However, preferential B-lineage growth inhibition and activation of Janus kinase 2 in a myelomonocytic leukemia line have not been described for previously known interferons.
Original language | English (US) |
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Pages (from-to) | 659-666 |
Number of pages | 8 |
Journal | Nature Medicine |
Volume | 6 |
Issue number | 6 |
DOIs | |
State | Published - Jun 2000 |
ASJC Scopus subject areas
- Biochemistry, Genetics and Molecular Biology(all)