Sentence examples for more sensitive immunofluorescence from inspiring English sources

More sensitive immunofluorescence still detected scattered CD3+ T cells in treated animals, but the heavy T cell clusters seen in PBS-treated controls were absent (Fig. 8A), suggesting that one possible 2CA effect might be suppression of T cell expansion.

Standard laboratory diagnostic methods are microscopic examination of a lower respiratory tract sample with Gomori Grocott's methenamine silver nitrate stain or the more sensitive immunofluorescence assay (IF) [ 8] on bronchoalveolar lavage (BAL) or induced sputum (IS) specimens.

Our method of detection is more sensitive (antibody based immunofluorescence vs. culture), but this difference in frequency of detection may also be due to geographic location or the fact that our study occurred almost 20 years after the reports referenced.

We have tested several hundred clinical samples in two reference laboratories and found multiplexed tandem (MT -PCR to be coMT -PCRe to target-specific RT-PCR and a great deal more sensitive than direct immunofluorescence for the detection of several of the most important causative agents of influenza-like illness.

Immunofluorescence colony staining (IFC) is a more sensitive variant of the immunofluorescence staining in which bacterial colonies, not individual bacterial cells, are stained with antibodies conjugated with fluorescent dyes.

PCR is considered more sensitive and specific than direct immunofluorescence [ 39].

Also, a larger but unquantified proportion of samples were first tested through indirect immunofluorescence rather than the more sensitive PCR during 2011 2012 than during the pandemic (14 ).

Nested PCR was also significantly more sensitive (54 positive results of 65 samples) than immunofluorescence (29 positive results of 65 samples) for detection of M. hyopneumoniae in pig lungs at slaughter.

It is possible that ascertainment increased over the study period because of improved diagnostic methods; immunofluorescence staining is being replaced by more sensitive PCR methods (23 ).

A limitation of this study is that the nasopharyngeal specimens were tested by immunofluorescence and viral culture, not by the more sensitive polymerase chain reaction (PCR).

Molecular testing, such as real-time PCR, is more sensitive, specific and less time consuming than viral culture and immunofluorescence assays.