Sentence examples for presence or absence of expression from inspiring English sources

Using Lipofectamine 2000, we transiently transfected MEF cells with reporter plasmids and Renilla luciferase plasmid as an internal control in the presence or absence of expression plasmid for various activator of RLH pathways.

It is based on the presence or absence of expression in each organ type (Liu et al. 2011).

Presence or absence of expression for the transgene in mice (Mt), transgene in zebrafish (Zt), mice target gene (Mg), and zebrafish target gene (Zg).

show high correlation with their preclassification indicated by the presence or absence of expression of ER, HER2, and PR in the cell line.

We also evaluated the presence or absence of expression of TGF-ß and TGF-ßR1 in glands and stroma of normal and tumor tissue.

This indicated that transcriptional diversity among genotypes was mainly due to transcript abundance rather than the presence or absence of expression.

Clones were visualised in third instar larvae by the absence of β-gal expression or by the presence or absence of GFP expression, and in the adult wing by the cell marker forked (f).

To test whether phosphorylation of Nrf2 alters its nuclear accumulation, NIH3T3 cells were transfected with the expression vector for Nrf2-WT or Nrf2-5A in the presence or absence of the expression vector for Keap1 to mimic basal or induced conditions, respectively.

To determine whether BARD1 isoform expression correlated with patients' clinicopathological characteristics, we compared expression of FL BARD1 and isoforms with clinicopathological variables based on the presence or absence of their expression in tumour tissues.

Measuring cell viability in the presence or absence of GCV expression of HSV-tk by RNA trans-splicing led to selective killing of HIV-producing cells using either 3′ exon replacement or 5′ exon replacement in the presence of GCV.

The finding that the DCs in murine spleen include two subsets defined by the presence or absence of CD8 expression and with distinct immune functions, substantially broadened our knowledge of the roles of DCs in the induction of adaptive immunity (Shortman and Heath, 2010).