Sentence examples for expressed at a time from inspiring English sources

Only one is expressed at a time, and switching expression from one gene to another occurs by an epigenetic mechanism.

T. brucei has about twenty telomeric bloodstream form Variant Surface Glycoprotein (VSG) expression sites (BESs), of which one is expressed at a time in a mutually exclusive fashion.

Yet generally, only a single fimbrial subunit protein was expressed at a time in the same strain, suggesting that the expression of Gallibacterium fimbriae may be regulated by one of the many fimbrial regulation mechanisms described in other bacteria [ 56].

Although a single trypanosome has up to 1500 VSG genes and pseudogenes [ 21, 22], only one VSG is expressed at a time from one of about twenty bloodstream form VSG expression sites (BESs) [ 23, 24].

As mentioned above, serotypes represent a special kind of differentiation process manifesting a gene expression pattern of the SAg family by epigenetic mechanisms: only one gene is expressed at a time.

Expression of var genes is mutually exclusive, i.e. only one single var gene is expressed at a time in a single cell and switching among the different members of the family allows P. falciparum to evade the host immune response, a process called antigenic variation3,4.

The chromatin conformation inside the TAD or tissue-specific trans-acting factors expressed at a particular time, may ensure that only one promoter is engaged at a given time with the enhancers.

RNA samples were also analysed at two of the ten locations in order to evaluate which genes were also expressed at a given time.

HTS thus permits identifying and quantifying the RNA molecules that are expressed at a given time and under a given set of experimental conditions [31], [32].

Western blot analysis of infected cells reveals that F11-VK is expressed at a similar time and level as the wild type protein (Fig. 2A).

In zebrafish, most highly tissue-specific miRNAs are expressed during embryonic development; approximately 30% of all miRNAs are expressed at a given time point in a given tissue [13].