Sentence examples for lack of specimens from inspiring English sources

The lack of attention is partly due to a lack of specimens: only about 700 moth and butterfly fossils exist.

Due to lack of specimens we measured the IT span for only one individual of B. ruderatus.

Gene expression profiling experiments have led to significant advances in our understanding of a wide range of human malignancies, but clinical research efforts have been frustrated by lack of specimens.

The lack of specimens of the prosomal shield precludes any knowledge of the lateral eyes and ocelli, or of carapace cuticular ornamentation.

The major limitation in identifying etiologic agents was a lack of specimens; no stool specimens were collected in two thirds of the unconfirmed outbreaks.

The remaining 20 were excluded largely owing to a lack of specimens for the corresponding morpho-species from the Pacific region (detailed in the following section).

Distinguished from museums by their emphasis on hands-on exhibits and lack of specimen collections, science centers first got going in the late 1960s, when the San Francisco Exploratorium and the Ontario Science Centre in Toronto were created.

Perceived advantages of this model included low cost, ease of reproducibility, lack of specimen loss, and, finally, the potential to assess bone growth and regeneration under poor vascular conditions.

Unfortunately, small-angle X-ray scattering data could not be collected from the RHCIII-MPC hydrogels due to a lack of specimen availability at the time of our scheduled access to the beam line.

The apparent shape of the bell, presence of probable pointed lappets, relative position of the tentacles to these lappets, and the presence of a coronal groove are all characteristics of the scyphozoan order Coronatae, but the lack of additional specimens makes it difficult to assign this specimen conclusively to that taxon.

In Maryland, an elderly woman died of E. coli on Sept. 13 after eating fresh spinach, state health officials confirmed, but because of a lack of DNA specimens from the victim, officials have yet to determine whether it was the same strain of E. coli that infected others who ate spinach.