Sentence examples for fatal challenge from inspiring English sources

Congress let the tax expire in 1872, possibly avoiding a fatal challenge to its constitutionality.

Purnell's resignation last night is an immense and quite likely fatal challenge to Brown's already blighted premiership.

Charles Darwin regarded the problem of altruism — the act of helping someone else, even if it comes at a steep personal cost — as a potentially fatal challenge to his theory of natural selection.

The EU will have survived a potentially fatal challenge if France doesn't elect Le Pen, but antipathy toward the union will persist among many voters.

However, it presents a potentially fatal challenge to host immunity.

Its decision not to take too seriously what in other countries have proved fatal challenges.

The bad news for Newt is that, even on his best behavior, he faces two potentially fatal challenges.

Amazon's recommendation engine, although helpful, is rather impersonal perhaps the retailer's second-biggest weakness, after the resentment publishers feel for it.The book business has long been suffused with gloom; Mr Osnos says that booksellers have faced five or six supposedly fatal challenges during his career.

(As of this writing, yet another potentially fatal Obamacare challenge is inching its way to the court).

In vivo, it improves survival when it is administered to mice even after a normally fatal LPS challenge [ 47].

Studies have demonstrated that previous infection with heterologous flaviviruses reduces the incidence of encephalitis and can provide protection from fatal WNV challenge in a hamster model for WNV pathogenesis (20, 21 ).