One reasonable possibility is that aberrant DNA hypermethylation adds a more permanent level of repression to already silent genes, causing them to become non-inducible in cancer.
Here, the symbionts reside within specialised host cells and show a remarkable degree of adaptation leading to an obligate and permanent level of interaction.
This suggested that oxidation also occurred at deeper and more permanent levels of the PP samples.
High and permanent levels of unemployment are unacceptable and unsustainable, which is why we must be willing to try everything -- and, at the same time, understanding that governing rarely means choosing between a great policy and a terrible one.
Simulation results show that permanent levels of high acidosis prevent tumor development because normal epithelium dies before cancer can develop.
Maintaining a permanent low level of self-renewing cell population will allow having a chronic disease rather than a rapidly lethal tumor.
A permanent, two-level stage facade consisted of pillars between which were set painted flat panels to indicate different settings.
Changes backstage, where cast members of the past had to climb a double flight of stairs to get to their dressing rooms, include the creation of a permanent stage-level dressing room — an "hommage" to Elizabeth Ashley, who starred in four Hartford Stage productions, Mr. Wilson said with a laugh.
The Blue Ribbon Commission (BRC) on America's Nuclear Future was created after the Obama administration upheld a campaign promise to the important electoral state of Nevada (home of Senate President Harry Reid), and cut the funding for development of a permanent high-level nuclear waste repository inside Yucca Mountain, near Las Vegas.
The Revellata Bay (Corsica, Northwestern Mediterranean) is considered as a typical oligotrophic area characterised by quasi permanent low level of nutrient related to unimportant agricultural and industrial activities, small local population, low rainfall regime and low runoff from river.
