Sentence examples for sample by first from inspiring English sources
A 3D FIB-SEM image stack was obtained of the CNTLarge sample, by first minimising surface roughness from protruding CNTs.
NA is extracted from the remainder of the PBS diluted saliva sample by first mixing with Pluronic lysis buffer and then running the lysed sample over the NA-binding silica membrane.
Transcriptograms are produced for each sample by first assigning to each gene its transcription level as measured from a microarray experiment, after a data pre-processing as, for example, Robust Microarray Average (RMA) method [ 18].
To eliminate interference by any background CD signal, the corrected MCD spectrum was obtained for each sample by first recording the spectrum with the magnetic field in one direction and then subtracting from it the spectrum with the field in the opposite direction.
For each background NA subtype, the average d N / d S across the HA1 coding region was obtained for each MCMC sample by first averaging over mutational mapping replicates on that tree, then calculating average values for d N and d S across all HA1 sites.
X-ray and IR spectra of solid samples by first and second steps denoted highly disordered systems and the presence of Mn2O3 in first step products and of γ-MnO2 in second step product.
Although Salmonella was isolated from 39 samples by first enrichment, it was newly isolated from 23 samples by DSEC.
The effect of SNP j was sampled by first sampling a component of the mixture and then drawing ṽ j from that distribution.
To remove any nitric oxide in inspiratory air, all participants began FENO sampling by first tidal breathing through a nitric oxide scrubber for a minimum of 30 sec.
DNA was extracted from individual louse samples by first removing the head and placing both the head and abdomen in extraction buffer ATL (Qiagen).
We used multistage random sampling by first classifying all counties into high, medium, and low economic development, and then randomly selecting a county from each economic development level.
