Sentence examples for challenge was present from inspiring English sources

In our study most children who were parasitemic at the beginning of the study were also parasitemic at the 6 week time point so that the antigen challenge was present at the two time points.

Substantial challenge was presented in optimizing the system to suit the power characteristic of a photovoltaic panel and the hydraulic requirements of the application.

The same challenge was presented to his label.

Ah ha! Interesting that this nugget didn't come up when the challenge was presented.

The outcome was published on November 6 , 2012 seven years after the challenge was presented.

These cytoskeletal changes may be directed towards cell detachment, and increased mobility perhaps by intestinal cells migrating towards the coelomic cavity, where the challenge was presented.

Another challenge is presented by spatial and temporal scales.

Possible solutions to address each ethical challenge are presented.

So, you have this negative message before you ever get into your field, and the question becomes how do you react when the challenge is presented to you?

Results of VHSV RNA detection in fish shortly after infection as well as on asymptomatic fish several weeks after experimental challenge are presented here.

A solution to this challenge is presented with the Acutrak screw (Acumed, LLC, Hillsboro, OR), a titanium alloy, cannulated, headless, tapered, variable-pitched, fully threaded compression screw.