Sentence examples for cylinder stage from inspiring English sources
Models of the development of feathers describe the initial evolution of a feather from a single hollow cylinder (stage I) to a tuft of keratinous filaments (stage II).
Of the 27 e8.5 null embryos examined, 7 were in the egg cylinder stage as expected at day 6 to 6.5.
Albeit, haploid cells have been observed in egg cylinder stage mouse embryos the majority of surviving embryos becomes diploid.
In mice, haploid cells have been observed until egg cylinder stage embryos [ 26], but haploid development beyond implantation is severely impaired.
What is clear is that egg cylinder stage epiblast is morphologically, transcriptionally and epigenetically distinct from the epiblast of the late blastocyst and from ES cells (Nichols & Smith, 2009).
P-cadherin was first described in developing mouse embryos, specifically in the extra-embryonic ectoderm and in the visceral endoderm at the egg cylinder stage, but not in the embryonic ectoderm.
If the embryonic stem cells are kept in culture in the absence of LIF, they will differentiate into "embryoid bodies," which somewhat resemble early mouse embryos at the egg-cylinder stage, with embryonic stem cells inside an outer layer of endoderm.
Such cystic EBs bear similarities to the egg cylinder-stage embryos [35] [37].
These bodies are the final ESC population that has the potential to give rise to all the cell types of adult tissues and have been described as the developmental equivalent of the egg cylinder-stage mouse embryo, with an outer endodermal layer and a core of differentiating cells, often comprised of epithelial-lined cavities [52].
The present paper describes a practical and intuitive controller design method for precision positioning of pneumatic cylinder actuator stages.
A new design procedure of the improved CM NCTF controller for pneumatic cylinder actuator stages is introduced, and the positioning performance of the designed control system is examined experimentally under several conditions.
