Sentence examples for has demonstrated before the from inspiring English sources

"And that's something David has demonstrated before," the executive added, referring to Mr. Bell's tenure as chairman and chief executive at True North Communications before joining Interpublic.

As we have demonstrated before, there was no RVH in our normoxic SERT+ mice.

It has demonstrated before that the pH range for most algal species is between 7 and 9.

Moreover, we have demonstrated before that maximal vaginal colonization with the prOVag strains was recorded between 31st and 60th day after the initiation of the treatment [ 26].

Such a project requires an almost obsessive commitment to conservation, a kind of devotion that Fay, affiliated with the Wildlife Conservation Society (WCS) in New York City, has demonstrated before.

The practicability and effectiveness of ultrashort picosecond lasers for cleaning artworks has demonstrated before with satisfactory and gentle cleaning results [12 14].

It is a skill that Albom has demonstrated before by offering wisdom through his dying professor ("Tuesdays With Morrie") and his dying childhood rabbi ("Have a Little Faith").

City planners have demonstrated before that traffic jams can be measured in lost profits.

We have demonstrated before that overexpression of full-length LMα1 chain in dy3K/dy3K peripheral nervous system largely corrects myelination defects [27].

Furthermore we have demonstrated before that the combination of both herbs has a strong anti-inflammatory activity equivalent to topical steroids, and reduce the release of mediators from mast cells upon stimulation, without any impairment of nasal ciliary beat frequency in human tissue [17].

We have demonstrated before that the constitutive TS gene overexpression in these cell lines was accompanied by gene amplification (Wang et al, 2001).