Sentence examples for are sometimes obtained from from inspiring English sources

At Hopkins, Dr. Zerhouni was in charge of developing the Institute for Cell Engineering into a unit that could advance the university's research in stem cells, which is controversial because the cells are sometimes obtained from human embryos.

However, in many cases it was not possible to trace the confirmed SBV-positive lambs back to the exact mother, so the serum blood sample was sometimes obtained from other ewes in the herd.

Oversimplified or highly specific PCFs are sometimes obtained.

But civil servants say that the prices it secures are not necessarily the lowest and that better value can sometimes be obtained from smaller suppliers.Potentially, there may be big economies from streamlining support services and by doing more business online with citizens.

They nevertheless require synchronization of primary cultures from tissues which are sometimes difficult to obtain.

However, civil servants say its prices are not necessarily the lowest and that better value can sometimes be obtained from smaller suppliers, according to a report by the National Audit Office.Nor will it be easy to cut civil-service numbers.

But positions in these labs are sometimes difficult to obtain.

Perfectly isogenic backgrounds are sometimes difficult to obtain.

Nevertheless, it was recognised that although predicted RNA secondary structures contain, on average, 73% of known base pairs for RNA sequences divided into domains of less than 700 nucleotides [ 2], the predicted structures are sometimes quite different from the secondary structures obtained by comparative sequence analysis.

She points out that support for any extra time can sometimes be obtained from a host institution's Access Fund and normally, she says, things run smoothly.

Pure, regular crystals can sometimes be obtained from natural or synthetic materials, such as samples of metals, minerals or other macroscopic materials.