Sentence examples for challenging used from inspiring English sources

Seizing on the Globe story, Senator Scott P. Brown, the Republican that Ms. Warren is challenging, used some of his strongest language to date in the month-old drama to accuse her of giving false information to Harvard, where she teaches; he also called on Harvard to correct the record.

However, the comprehensive analysis of tyrosine phosphorylation of large numbers of human cancer specimens is technically challenging using current methods.

Determining the subcellular distribution of transporters in brain endothelial cells is challenging using conventional immunofluorescence techniques [ 18].

As mentioned above, increasing the heterogeneity of surface nanopatterns is frequently required but extremely challenging using conventional colloidal lithography technique.

Data were not further categorized into mutually exclusive infection episodes, which can be challenging using administrative claims data alone.

One day, she and the others were given the Mindstorms challenges used to assess candidates.

The i2b2 NLP challenges used de-identified discharge summaries [ 13, 34, 35].

The system was further challenged using 2, 20, and 100 mg/mL monoclonal antibody formulations.

This model was challenged using a subset of 23 freeze thawed training samples.

At 11 weeks postvaccination, all fish were challenged using Saprolegnia parasitica zoospores (see section on Infection above).

The challenge used to be one of discovery: elements such as germanium were tracked down to slot in.