Sentence examples for has been investigated before from inspiring English sources
Mr. Pirro has been investigated before and never charged, and he could beat these charges.
In addition, the effect of polymeric nanoparticles on biocompatibility of carrier erythrocyte has been investigated before; the result indicated that non-covalent adsorption of model NPs (200 nm) to mouse and human RBC could affect their sensitivity to osmotic stress, low level shear stress, vigorous mechanical insult, and agglutination.
The primary stability of dental implants has been investigated before, but a study of the influence of implant shape, size and surface morphology (machined, acid etched or anodized), surgical technique (press-fit or undersized) and substrate (natural or simulated bone) on the primary stability of dental implants has not been reported.
The case of two-body system has been investigated before [12, 13].
As mentioned before, the case of two-body system has been investigated before [12, 13].
The proposed use of IONs as an iron fertilizer has been investigated before in other systems [17 19].
A blunt-spoken liberal, she had been investigated before, by the F.B.I. in 1942, because of her participation in a union of federal workers that was rived by controversy over Communism; now, some of her subordinates at the Office of War Information had accused her of rewriting American propaganda to be favorable to the Communist cause.
Although differences in the transmission dynamics of this parasitic disease have been investigated before, they have primarily focused on uncovering the impact of a priori proposed drivers of such differences, such as community vector biting rates and acquired immunity [ 20, 21, 23, 24].
The environmental factors which could affect the distribution of these lineages have been investigated before, for instance, the affiliation with biofilms or benthic infaunal burrow walls as well as support for the survival or preservation of these lineages within the highly dynamic estuarine ecosystems with tidal or seasonal salinity fluctuation (Magalhães et al. 2005; Satoh et al. 2007).
But recordings were played during trial of the disgraced former detective – who had been investigated before the case went trial over allegations he had picked up a bloody glove near Brown Simpson's and Goldman's bodies and had taken a bloody glove to Simpson's home – spewing racist rants, boasting of police brutality and using the N-word over and over.
