The measure then would have to be reconciled with the House-passed legislation before a final bill is sent to President Obama for his signature.

VOA: standard.2009.05.20

These cells can now kill cells that have the correct signature, and the signature is MHC-1 with this foreign antigen associated with it.

而这些细胞现在可以杀伤带标记的细胞,这些标记就是MHC-1表面受体,和与其相联的异己抗原

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Malashenko adds that shooting in Chechnya will not stop with the wave of a wand, or with a signature on a piece of paper, but Kadyrov will,nonetheless, try to show Moscow he can keep control of the republic with his own forces.

VOA: standard.2009.03.26