Sentences with phrase «cell surface antigens»

Heterogeneity in human ES cultures is reflected by the variability in expression of cell surface antigens seen under culture conditions that promote stem cell renewal.
Amongst the populations that expressed HIGH or MID levels of stem cell surface antigens, coexpression of transcripts for endoderm or mesoderm genes predominated, but in the LOW and NEG populations, there were significant numbers of cells expressing neural lineage markers, in particular Pax - 6 (Figure 3d).
Levels of expression of pluripotency genes declined in parallel with the levels of stem cell surface antigens.
These compartments of cells can be resolved on the basis of their expression of cell surface antigens.
Cell surface antigens are large molecules sticking out from a cell that help the immune system determine whether the cell is harmless or harmful.
They react particularly to thymus - dependent protein and cell surface antigens and to products of genes encoded in the MHC.
Two drug classes: adamantanes (FDA approved in 1966) and neuraminidase inhibitors (oseltamivir, FDA approved in 1999) represent two classes of drugs that target viral an ion channel and a cell surface antigen, respectively, hereby preventing or treating infection.
Human MSCs are defined by positive expression of the cell surface antigens CD73, CD90, CD105 and by absence of expression of hematopoietic antigens, including CD11b or CD14, CD34, CD45, CD79 or CD19, and HLA - DR.
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