Sentence examples for defined challenge from inspiring English sources

Pre-ART loss to follow-up is a common but less clearly defined challenge in settings with limited resources.

The use of a defined challenge strain appeared to be advantageous in view of the extreme genetic variance of H pylori in patients.

Such markers range from the assessment of clinical symptoms and integrated responses to particular in vivo challenges and ex vivo assessment of isolated functions of the immune system to more basic enumeration of a particular (sub type of cell or measurement of the concentrations of specific factors without any defined challenge to the system.

Not surprisingly, it was found that markers that involve the standardised assessment of relevant symptoms (e.g. symptoms of common infections or allergies) or in vivo responses to a defined challenge with antigens or allergens (e.g. response to vaccination or allergen provocation) provide the most useful indication to interpret the modulation of immune function.

For example, Eastern European millennials defined challenging work differently in the study, depending on where they lived.

Participants had lower levels of psychological distress, increased parental satisfaction, lower ratings of their own defined challenges and higher ratings of their goals directly after the programme.

Those who completed measures at Time 1 and Time 2 had higher ratings of their own defined challenges compared with those who completed measures at Time 1 only.

These kinds of digital, ethical problems represent a defining challenge of the 21st century.

And, with President Obama recently declaring inequality the "defining challenge of our time", Reich's policy critique is especially apposite.

According to Barack Obama, income inequality is the "defining challenge of our times", while Pope Francis states that "inequality is the roots of social ills".

For all intents and purposes it is invisible in our daily lives, and this invisibility goes a long way towards explaining why the allegedly "defining" challenge of the 21st century barely registers on barometers of popular culture.