"If iPS technology can be improved, that's going to be easier to accept on ethical grounds because you are not having to destroy human embryos," he added.
Often the dissociation constant of a ligand can be improved, that is, decreased, from the micromolar to the nanomolar range by using polyvalency.
And it can't be because conditions are improving; that would normally be good for equities.
But if labor income is improving, that's more money going into the household sector, and households will probably spend it".
The economy is quite bad, and it hasn't been improving that fast, so that gives the Romney campaign a lot to work with.
"We have been improving, that's the main thing.
The odds are improving that life exists beyond Earth.
"My plan is to always be improving, that's something I'll never stop saying.
"It's encouraging that he seems to be improving — that's really important — and we're hoping he'll continue to improve," CDC Director Tom Frieden said on CBS's Face the Nation.
Last month Facebook announced it was improving that privacy selector so it was more visible and immediately recognizable.
