Sentence examples for several mutations at from inspiring English sources

We confirmed this by introducing several mutations at the putative NL-binding interface in the context of NX1α III).

Several mutations at position 70 of HIV-1 RT (R, G, E, T, N and Q) have been reported to the Stanford HIV-1 Drug Resistance Database (http://hivdb.stanford.edu/, accessed on Feb. 27th 2010).

In a previous study [32], mutations at numerous positions of subunit N of the E. coli Complex I resulted in the loss of enzyme activity, but several mutations at E154, K158, H224 and Y300 also caused reduced ability to utilize exogenous decylubiquinone in NADH oxidase activity.

Several mutations at other C-terminal residues had no effect on the cGMP-dependent conductance response.

To test this, we introduced several mutations at amino acid residues thought to be important for Gαq or Gβ1 enzyme activities.

However, several mutations at arginine residues in EGF-like repeats have been identified previously in other proteins that are functionally related to NOTCH3 [ 21].

In addition, several mutations directed at residues implicated in allosteric regulation in Escherichia coli CPS either abolish or markedly suppress complementation and further define the functional importance of the allosteric regulatory region.

Several mutations were detected at several parts of the amplicon from 21 positive samples.

We identified several mutations with trunk defects at the larval stage: smaller-than-normal trunk (e.g. chiodino) (Figure 2B), anterior truncation (e.g. mezacapa) (Figure 2C), and the presence of a round-shaped structure resembling a premature digestive organ in the posterior endoderm (bermuda) (Figure 2D).

Intriguingly, we find that there are several mutation signatures at play in many of these patients, contributing varying proportions of mutations and with onset at different times during cancer evolution.

Since everyone carries at least several mutations, no embryo will emerge from DNA screening with a perfect score.