On Twitter, friends express concerns for Egyptian blogger and Google Middle East staffer Wael Ghonim, who has been missing since Thursday.

While the international institutions express concern and conduct meetings, the people of Guinea Bissau have little outlet for their fears and frustrations.

Words express thoughts.

While the international institutions the AU (African Union), the UN and ECOWAS, express concern and conduct meetings, the people of Guinea Bissau have little outlet for their fears and frustrations.

It is these ratios that the trigonometric functions express.

Cuban bloggers have been making their feelings known about the impending papal visit to Cuba, their main concern being that the Vatican is putting its stamp of approval on the Castro regime despite regular reports of human rights violations coming out of the island.

They express the constitutive peculiarities of the material of the system.

The transformed cells of tumors express antigens that are not found on normal cells.

Those who express themselves in Iran are more at risk than those in Europe.

A cause for concern .

The rapid breakdown of cancer cells causes the release of chemicals from the inside of the cells.

And they follow five little habits that conveys to them extraordinary longevity, comparatively speaking.

Modern birds and reptiles have been found to express the phototransducing pigment melanopsin in the pineal gland.

Nor did Hayden suggest any national security concern that might justify spying on the EU (there is none).

Issues of special concern are

There's no need to worry.

Man made GFP became commonly used as a fluorescent tag to show which cells or tissues express specific genes.

Geneticists often express skepticism about such predictions.

Society shouldn't at first think about protecting the most vulnerable of its members?

Because in ALL leukemia, that set of genes over there over expresses.

And so concern is where all of this comes from.

And he begins to move beyond his self concern into the broader concern for others.

HIV seeks out and destroys CCR5 expressing CD4 T cells during acute infection.

That's your concern.

Deeply concerned.

That's nothing to worry about.

Furthermore, food web theory suggests that keystone species may not be common, so it is unclear how generally the keystone species model can be applied.

Others, like Namenick, express their shock together with passing on the news in English

I want to conclude with a worry I have a worry and with a wonderful story.

I admit that my body is still shivering from the worry and horror

Iranian authorities have also blocked SMS text messages, and are also filtering several news websites reflecting reformist opinions.

It's a legitimate worry.

It's a huge concern.

We don't have any concerns.

In so far as theories of mathematics speak about reality, they are not certain, and in so far as they are certain, they do not speak about reality.

This must be a cause for concern .

Worry turned his hair white.

Oh dear, but the worry of love is not like the worry of occupation.

A number of political parties actively participate in government and openly express their views.

It mocks our pieties. It doubts our concern.

Funding barriers Another big area to be concerned with.

Schehrazade is concerned about students who will feel the pinch

Words, like numbers, express fundamental relationships between objects and events and forces that constitute our world.

The real concern that security departments have is designer viruses.

It's always about What is this situation like that I've experienced in the past?