The Obama administration says it is laying the groundwork to develop a vaccine against swine flu, although no decision has been made on large-scale production of such a vaccine.
VOA: standard.2009.05.03
The other one is a committed progenitor cell that now somehow has been changed in such a way that it's going to mature and develop into non-stem cells or the cells that make up our bodies, somatic cells.
而另一个子细胞就通过某种变化,成了定向的祖细胞,并将成熟和发育为非干细胞的细胞,就是构成我们身体的细胞,体细胞
But in seven years, he's off to college. This has given me tremendous impetus to try and develop this technology and get it out there and make it available to people with type 1 diabetes before my son goes to college."
VOA: standard.2010.04.15
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