نتایج جستجو برای: fetal development

تعداد نتایج: 1486225  

Journal: :AJNR. American journal of neuroradiology 2006
O A Glenn A J Barkovich

Fetal MR imaging is an increasingly available technique used to evaluate the fetal brain and spine. This is made possible by recent advances in technology, such as rapid pulse sequences, parallel imaging and advances in coil design. This provides a unique opportunity to evaluate processes that cannot be approached by any other current imaging technique and affords a unique opportunity for study...

Journal: :European journal of immunology 2013
Isabel Ferrero Ute Koch Stephanie Claudinot Stéphanie Favre Freddy Radtke Sanjiv A Luther H R MacDonald

T-cell development depends upon interactions between thymocytes and thymic epithelial cells (TECs). The engagement of delta-like 4 (DL4) on TECs by Notch1 expressed by blood-borne BM-derived precursors is essential for T-cell commitment in the adult thymus. In contrast to the adult, the earliest T-cell progenitors in the embryo originate in the fetal liver and migrate to the nonvascularized fet...

Journal: :American Journal of Obstetrics and Gynecology 2017

Journal: :Proceedings of the National Academy of Sciences 1979

Journal: :Pediatric Neurology Briefs 2011

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