Sentence examples for a challenging obstacle from inspiring English sources

Around 120 security dogs and their regular handlers make their way through a challenging obstacle course.

Intracellular nucleic acid delivery has the potential to treat many genetically-based diseases, however, gene delivery safety and efficacy remains a challenging obstacle.

The obligate intracellular growth requirement of the bacteria poses a challenging obstacle to their genetic manipulation, a problem shared with other prokaryotes in the genera Anaplasma, Ehrlichia, and Rickettsia.

Neu was a gritty and tough minded idealist who didn't need any more money obviously, But he wanted to show the world that you could latch onto a challenging obstacle, change the way the world understood how to salvage the products of the fastest growing industry in the world, protect the environment and God bless him, even make a profit.

Behavioural change remains a challenging obstacle.

However, safe and efficient intracellular siRNA delivery remains a challenging obstacle.

Compared to the proteomic datasets, the latter two datasets are rectangular in shape posing a more challenging obstacle to variable selection because of the curse of dimensionality phenomenon, i.e. shortage of sufficient instances to correctly sample high dimensional spaces.

Technical difficulties certainly have dampened the initial enthusiasm for PCO2 tonometry, but a more challenging obstacle to the widespread use of this technology has been an inadequate understanding of the mechanism(s) that result in tissue CO2 accumulation.

Kasich, called the most centrist of the Republicans, will show in his Limbo that he can stay balanced while slithering under an increasingly challenging obstacle.

He says that Syria's integrated air-defence system is many times more capable than Libya's while covering a smaller area, making it a much more challenging obstacle.Unlike the air defences of Serbia, which NATO took on with relative ease during the 1999 Kosovo campaign, Syria's are designed to deal with a sophisticated adversary Israel.

Georgia Tech, the Terrapins knew, would prove to be a much more challenging obstacle.