Sentence examples for position of stem from inspiring English sources

The perivascular position of stem cells observed by Nestin, CD133, or other stemness antigens corresponds to that of Nestin+ cells which, if not a specific marker of stem cells, marks immature cells [ 15].

Dr. Susan Fisher, co-director of the program in human stem cell biology at the University of California at San Francisco, said the position of stem cell research in the United States is "180 degrees from that of our colleagues in Europe".

It should also be pointed out that the precise positioning of stem loop 2 relative to the 11 13 base-paired stem loop 1 is maintained, and the invariant A residues that straddle the base of stem loop 1 are conserved.

Current experiments support the notion that heterogeneity in Wnt signaling activity in non-transformed ISPCs originates from the position of the stem cells in the stem cell niche.

Osteoporosis may have 4 major potential complications in cementless THA: increased migration and subsequent loss of the optimal position of the stem, delayed osseointegration of the stem due to increased migration, an increased risk of periprosthetic fracture, and a risk of late loosening due to mechanical failure of ingrown trabecular bone.

This accuracy is achieved because 3-D planning accurately anticipates the final position of the stem relative to the femur, including the final stem anteversion.

A G-C base pair at the second position of the stem is strictly conserved, while the loop is generally rich in pyrimidines.

To evaluate whether the same collateral arteries were identified between measurements, the observers provided a schematic representation of the course of the identified collaterals, including the approximate position of the stem and re-entry point.

The position of the stem loop secondary structure in the TGF-β1 5'UTR suggests that it is most unlikely to act via steric hindrance of 43S pre-initiation complex binding to the m7G cap structure.

Unwounded control plants (C) were also wrapped with parafilm at the corresponding position of the stem.

The position of the stem was evaluated by an independent external institution.