Sentence examples for modifications were absent from inspiring English sources

Surprisingly, active promoter modifications were absent at genes encoding islet-specific hormones, suggesting a distinct regulatory mechanism.

When CpG sites were essentially removed, but G + C content remained the same, histone modifications were absent.

Ljungberg and colleagues [ 51] designed four questions to assess life satisfaction pre- and post-participation in the SMI and Sit and colleagues [ 52] modified an existing stroke knowledge scale; details of the modifications were absent in the paper.

Since a large amount of cancers are asymptomatic throughout their early stage and distinct morphologic modifications are absent in the majority of neoplastic disorders in early stage, consequently traditional clinical cancer imaging methods, for example, X-ray, CT, and MRI, do not acquire adequate spatial resolution for detection of the disease in early stage.

In contrast, in the isogenic miR-200c/miR-141-negative mammary fibroblasts permissive histone modifications are absent, and the repressive H3 lysine 9 dimethylation mark is present (Figure 5).

In contrast, repressive H3K9 dimethylation marks are present in normal miR-200c/miR-141-negative fibroblasts and miR-200c/miR-141 negative cancer cells and the permissive histone modifications are absent.

Besides MPR-dependent mechanisms, MPR-independent mechanisms of lysosomal protein trafficking have also been demonstrated in a cell line from I-cell disease patients, in which M6P modifications are absent, and in MPR knockout mice (Dittmer et al., 1999; Kornfeld and Sly, 2001).

This modification is absent on the female bill, and thus may be related to sexual selection.

The only reason for all the observed results was the difference between the two BPMs i.e., the presence of the PVP-based IL along with fiber and resin reinforcements in the case of RPSu-PVP-based BPM whereas such modification was absent in the PSDVB-based BPM system.

Recent studies revealed that PRC2 was repressed and that H3K27me3 modification was absent in the inner cell mass (ICM) of cloned blastocysts [46].

Bacterial DUF71 members likely acquired a different function because the diphthamide modification is absent in this Domain of Life.