Sentence examples for DNA stage from inspiring English sources

In recent years, she has also turned her attention to Ebola, rabies, and other "true RNA" viruses that never go through a DNA stage.

The methylation-deamination mutation scenario cannot explain CpG depletion and TpG/CpA increase in viruses which possess no intermediate DNA stage through their life cycles.

Yet, due to the absence of an integrative DNA stage in this virus family, such as seen in Retroviridae family, a constant production of viral RNA and proteins must occur in Hepacivirus members in order to maintain infection persistence.

SeV is a negative-sense RNA virus where no integration is possible due to the lack of a DNA stage during its life cycle [87].

There were 653 individuals (75.9%) from this stage who were present in the pooled DNA stage of Butcher et al. (2005b).

The RNA-protein world begot RNA viruses, the postulated stage of an RT-based, mixed RNA-DNA system spawned retroid elements, and the DNA stage yielded several lineages of DNA viruses (Fig. 2).

The team focused on making the DNA stages distinct to convey its changing nature.

Macronuclear development is slightly delayed during the first DNA amplification stage and is arrested in the polytene chromosome stage of the macronuclear anlage.

While these modifications are lost during the DNA elimination stage, 'open' chromatin markers introduced at very early stages persist throughout macronuclear differentiation up to the vegetative macronucleus.

In early macronuclear anlagen (a1 2) no signals were observed before Spdd1p accumulated in macronuclear anlagen (a3) at later stages of polytenization and was present during the DNA elimination stage (e) (data not shown).

Finally, further rounds of DNA amplification (stage r) result in the formation of the vegetative macronucleus (stage M), in which each individual nanochromosome is present in a specific copy number [ 12, 14].