Sentence examples for was first challenged from inspiring English sources

It was there I was first challenged by the mechanism of protein folding, which has been an interest ever since.

The low-fat-diet orthodoxy was first challenged by Taubes in a much-debated article in The New York Times Magazine in 2002.

When Mr. Romney was first challenged last summer about his charge that Mr. Obama made the economy he inherited worse, he told reporters, "I didn't say that things are worse".

The religious authority of the Mahavihara was first challenged in the late 1st century bce by a group of Buddhist monks who broke away and formed the Abhayagiri-vihara.

This narrative was first challenged in 2005, when Chinese and foreign news media reported that government officials and employees of an orphanage in Hunan had sold at least 100 children to other orphanages, which provided them to foreign adoptive parents.

My pacifism was first challenged when, working on my book on pornography in the late 70s, Pornography: Men Possessing Women, I read a half-dozen biographies of the Marquis de Sade.

For immunization in a therapeutic setting, mice were first challenged orthotopically and primary tumors were removed 22 d later.

For in vivo IFN-γ neutralization, mice were first challenged 5 µg of SEB in 200 µl PBS.

C57BL/6 mice (five per group) were first challenged with TC-1 tumor cells subcutaneously.

BAECs, attached to coverslips were first challenged with MTX and subsequently rescued by addition of U73343.

That was our first challenge.