Sentence examples for challenge previously from inspiring English sources

We must challenge previously accepted working practices.

By contrast, with LT challenge previously in which lethality was not evident until 48 h, treatment with HS and raxi as late as 12 h did significantly improve survival [21].

Referring to two forthcoming by-elections, where UKIP candidates will challenge previously Conservative and Labour seats, Mr Farage said: "We've now got the Labour Party as worried in Heywood and Middleton as we've got the Conservatives in Clacton.

Here we investigate the effects of acute inflammatory challenge on blood pressure and sympathetic/parasympathetic balance using a Typhoid vaccine inflammatory challenge previously shown to induce an acute reduction in mood (Harrison et al., 2009a).

Another possibility may be that younger age groups are more readily reached by health messages in different media and/or are more prone to assimilate new information that may perhaps challenge previously held beliefs.

The laws had been challenged previously on different grounds and found constitutional by the state and federal courts.

Additionally, financing and monitoring challenges previously mentioned also apply to co-benefit valuation.

Similarly, in activity 5, there were a few challenges previously observed in activity 4 which resurfaced and increased.

The findings challenged previously held views - based on several lines of evidence - that modern humans had replaced the Neanderthals with little or no gene flow occurring between the two groups.

These novel nitrifiers have been identified in a range of engineered, natural freshwater and terrestrial ecosystems, challenging previously held knowledge on the key microorganisms and biochemical pathways controlling nitrification.

This idea has been challenged previously by using follicle kinetics studies and demonstration of mitotically active germ cells in the postnatal mouse ovary (Johnson et al., 2004; Kerr et al., 2006; Zhang et al., 2008).