Sentence examples for been difficult to attribute from inspiring English sources
However, owing to the lack of cell-type specific deletion in the latter, it has been difficult to attribute the resulting phenotypes solely to a defect within the prostatic epithelium.
Genetic defects in these pathways usually lead to impaired NET production and increased susceptibility to infections, although, since such mutations often have pleiotrophic effects, it has been difficult to attribute susceptibility entirely to impaired NET formation.
Although in vivo antitumour effects using a CDEPT strategy have already been demonstrated with recombinant clostridia, it has been difficult to attribute the observed effects specifically to prodrug conversion, since the bacteria remain present in the tumour.
In general, the public is not well informed about genetics, and although better-educated groups appear to be more knowledgeable (MacNew et al. 2010; Priest 2000), it has been difficult to attribute a person's perception that there are disadvantages to genetic testing to his or her educational level.
Although these clearly reduce private spending power generally, it is difficult to attribute their incidence to specific persons and families.
Social landlords reported rent arrears were up 16% since April 2013, although it was difficult to attribute this rise entirely to the bedroom tax.
Because of the number of variations on the basic design, it's difficult to attribute the modern coffee lid to a single inventor.
It's difficult to attribute all this to the euro, so for a clearer view of the problems caused by the single currency we might do better to look toward Europe's Far North.
And it's difficult to attribute that to some Swiss special sauce: the third-best Swiss tennis player, after Roger Federer and Stan Wawrinka, is the twenty-eight-year-old Adrien Bossel, currently ranked No. 262.
