Sentence examples for has therefore required from inspiring English sources

Estimating the health risks of PM2.5 in developing countries, where few primary epidemiological studies have been conducted, has therefore required extrapolation to higher concentrations of air pollutants.

Sir John told The Economist he decided to hold an immediate inquiry because Mike O'Connor, the commission's director, had decided that the loan was not good value for money and had therefore required a formal letter from Chris Smith, the culture secretary and the commission's chairman, before approving it.

This region of normal TERT was shown to bind the telomeric protein TPP1, and has therefore been suggested to be required for the telomeric localization of TERT [ 32].

Its use in the emergency management of acute malaria in patients who cannot take drugs by mouth but require urgent treatment has therefore been established.

Determining how to effectively find the articles required by biocurators has therefore become an important task.

Considerable effort has therefore gone into developing selection strategies requiring reduced screening effort [ 8- 10].

Additionally, our strains were prototrophic, whereas the hybrid strain had several auxotrophies and therefore required amino acid supplements in the media, making the growth conditions in the two experiments different.

We have therefore investigated the signals required for Siz1-dependent modification of PCNA in vivo.

That fuel itself has mass, and therefore requires yet more fuel to accelerate it, a problem which quickly spirals out of control.

Patients with advanced lung cancer (ALC) are usually diagnosed after metastasis has occurred and therefore require chemotherapy.

It is, therefore, required to have a certain and exact information on what resistance gene(s) can be used to preserve and control the regionally specific race structures (Chen et al. 2001; Wang et al. 2017; Xing et al. 2017).