Contaminant Sampling Articles & Analysis: Older
11 articles found
They are frequently employed in laboratory settings for applications such as the removal of RNA contaminants from DNA samples, thus enhancing the accuracy of genetic analyses. ...
Here, we performed a follow-up study testing sequential treatment, that is: incubating contaminated samples with the PS along with H2O2, and only then illuminating samples with blue light. ...
Considerations must be taken when deciding how to prepare a sample, the freezing method to be used and storage type.When a sample is required to be thawed, there are also certain methods required to ensure cell viability of the sample as its temperature is increased.Cryogenic Process: Sample PreparationWhen preparing ...
However, there is an increased risk of cross contamination since all samples are contained within a shared liquid. If a sample bag or vial were to split or leak, then the contamination could easily spread to the other samples. ...
Tom Peacock of Imperial College London tweeted that the Deltacron sequence reported in the media was likely the product of sample contamination. Dr. Boghuma Kabisen Titanji, an infectious disease expert at Emory University in Atlanta, is cautious, tweeting on Sunday that conclusions about Deltacron should be taken with a grain of salt, and that the information ...
”The challenge in air decontamination is not only the traditional particle purification, but for us the most critical part is the purification of the amplification product that we are making ourselves in the laboratory”, describes CEO Tuomas Tenkanen. “A contamination of our samples or products with amplification products could cause wrong ...
For a long time, hospitals have used a three percent contamination rate as the standard performance benchmark, based on a 2005 Q Probe survey. ...
All pigs were necropsied on 7 days post inoculation (DPI). Serum samples collected on 0,4, and 7 DPI and lung samples collected on 7 DPI were tested by PRRSV RT-qPCR. ...
pH must be 7.2 and 7.4, however, pH meters are often unreliable and cannot be placed into the media otherwise they will contaminate the sample. Fortunately, there is a correlation between CO2 levels and pH so by regulating the CO2 you can regulate the pH. ...
These findings imply that the water cycle did not play a relevant role in spreading the pandemic influenza virus during the epidemic in the Netherlands in 2009. Analyses of deliberately contaminated water samples confirmed the ability of quantitative RT-PCR to detect influenza viruses in sewage samples whereas the analysis of large volumes of ...
The number of bacteria (both total culturable heterotrophic bacteria and hydrocarbon-degrading bacteria) was proportional to the level of hydrocarbon contamination. However, there was no significant difference in the level of total culturable heterotrophs (TCHs) and the hydrocarbon degrading bacteria. ...