A key statement by the president related to 60 stem cell lines, now expanded to 64, ... But in the intervening several weeks, it has become apparent that many of those are not really viable or robust or usable.

I know that the president will listen to what Senator Frist has to say. I'm not saying he's going to agree with it. But what Senator Frist has had to say is weighty, and I think may bring us all together on this issue.

When we take a look at the budget for the National Institutes of Health at $28 billion, it is, candidly, scandalous that with our resources, our resource capability, research capability in biomedical science, that people are still dying of breast cancer or colon cancer or heart disease.

Voting is fundamental in our democracy. It has yielded enormous returns.

Whatever my party affiliation, I will continue to be guided by President Kennedy's statement that sometimes party asks too much.

I'm very grateful that President Obama has lifted the restrictions on federal funding for embryonic stem cell research.