Sentence examples for biological samples are often from inspiring English sources

Analytical instruments that can measure small amounts of chemicals in complicated biological samples are often useful as diagnostic tools.

Available amounts of starting RNA material are often a deciding factor when planning a study, as biological samples are often limited or hard to obtain.

Motivation: The concentration of pathogen DNA in biological samples is often very low.

Although frozen storage of biological samples is often necessary for archiving and logistic purposes, the potential effects on the number of taxa (composition) detected in microbial community studies are significant and should not be overlooked.

Second, the complete permethylation of all types of glycans from a biological sample is often problematic because different glycans may have different reaction efficiencies.

Biological QC samples are often used, in particular in LC/MS analysis, but given the large volume that would be needed for this study, a sucrose standard solution was used instead.

Experimental designs using pooling samples are often performed to reduce the effects of biological variation, making substantive differences easier to find.

Data quality is especially important when the number of biological samples is small, often the case in proteomics experiments, and extreme values can negatively influence all subsequent data analysis outcomes.

First, biological samples are probed by regular measurement protocols (processes that generate omics data) (a).

Already biological samples are collected from everyone who serves in the armed forces.

Frozen storage of biological samples is necessary for archiving and often done for logistic purposes where real-time processing of samples is not practicable.