Sentence examples for been obtained until now from inspiring English sources

However, no confirmatory reports have been obtained until now.

No clear secondary structure can be identified in these regions and no structural data have until now been obtained.

Until now, differentiated tumour cells have been obtained in mice mainly by targeting oncogene expression to mature cells.

Until now, no clear consensus has been obtained to classify 16S rRNA genes in a unique database.

Until now, many types of venom peptides and proteins have been obtained from diverse scorpion species.

Until now, information on the safety and efficacy of ETN in paediatric subjects has been obtained largely from polyarticular course JIA.

Although many of the projects are still ongoing, these results allow us to discuss the many positive achievements obtained until now.

Although much additional value comes from validation in real human samples, these samples have typically been difficult to obtain, until now.

This is new and valuable information that until now could not be obtained using conventional methodology such as extraction or autoradiography.

Many permits can now be obtained online.

But their use has provoked strong objections because, until now, the cells could be obtained only by destroying human embryos.