Results 11 to 20 of about 2,427,089 (317)

Stemness in Cancer: Stem Cells, Cancer Stem Cells, and Their Microenvironment [PDF]

open access: yesStem Cells International, 2017
Stemness combines the ability of a cell to perpetuate its lineage, to give rise to differentiated cells, and to interact with its environment to maintain a balance between quiescence, proliferation, and regeneration. While adult Stem Cells display these properties when participating in tissue homeostasis, Cancer Stem Cells (CSCs) behave as their ...
Pedro M. Aponte, Andrés Caicedo
openaire   +3 more sources

Stemming vision loss with stem cells [PDF]

open access: yesJournal of Clinical Investigation, 2010
Dramatic advances in the field of stem cell research have raised the possibility of using these cells to treat a variety of diseases. The eye is an excellent target organ for such cell-based therapeutics due to its ready accessibility, the prevalence of vasculo- and neurodegenerative diseases affecting vision, and the availability of animal models to ...
Valentina, Marchetti   +3 more
openaire   +2 more sources

STEM--But No Stem [PDF]

open access: yesScience, 2007
Two converging events took place on 9 August that ought to have the scientific community scratching its collective head. One of these is an anniversary: On that date in 2001, President George W. Bush signed an Executive Order banning any use of federal funds to support research on stem cells (save, of course, for those 78 preexisting cell lines, only ...
openaire   +2 more sources

Activities of the Loja W-STEM node

open access: yes, 2021
The 3rd meeting of the W-STEM ERASMUS + Capacity-building in Higher Education European Project (Ref. 598923-EPP-1-2018-1-ES-EPPKA2-CBHE-JP) had scheduled to be held in Guadalajara (Mexico). The COVID-19 pandemic did not allow us to meet face-to-face, and
Loja W-STEM node
core   +1 more source

Persistent Wnt/β-catenin signaling determines dorsalization of the postnatal subventricular zone and neural Stem cell specification into oligodendrocytes and glutamatergic neurons [PDF]

open access: yes, 2014
In the postnatal and adult central nervous system (CNS), the subventricular zone (SVZ) of the forebrain is the main source of neural stem cells (NSCs) that generate olfactory neurons and oligodendrocytes (OLs), the myelinating cells of the CNS.
Raineteau, Olivier   +17 more
core   +1 more source

To STEM or not to STEM? That is not the question

open access: yesCypriot Journal of Educational Sciences, 2018
The aim of this study is to identify the faults in Science, Technology, Engineering and Mathematics (STEM) education and to provide an approach to how these deficiencies can be eliminated. The STEM approach can provide students with an interdisciplinary point of view to gain creativity, critical thinking, high-level skills of thinking and problem ...
Kubat, U., Guray, E.
openaire   +1 more source

Stemness, cancer, and cancer stem cells [PDF]

open access: yesCell Cycle, 2008
The ability of cancers to grow indefinitely has fueled the idea that cancer and stem cells may have common underlying mechanisms. Detailed gene expression maps have now shown the diversity and distinctiveness in gene expression programs associated with stemness in embryonic and adult stem cells. These maps have further revealed a shared transcriptional
David J, Wong   +2 more
openaire   +2 more sources

STEM crisis or STEM surplus? Yes and yes [PDF]

open access: yesMonthly Labor Review, 2015
The last decade has seen considerable concern regarding a shortage of science, technology, engineering, and mathematics (STEM) workers to meet the demands of the labor market. At the same time, many experts have presented evidence of a STEM worker surplus. A comprehensive literature review, in conjunction with employment statistics, newspaper articles,
Xue, Yi, Larson, Richard Charles
openaire   +5 more sources

Evaluation of the impact of the STEM Ambassadors programme upon STEM Ambassadors [PDF]

open access: yes, 2022
STEM Learning is the largest provider of STEM education and careers support to schools, colleges and community groups in the UK providing training, CPD sessions, free resources and governor support. The STEM Ambassador programme is one of STEM Learning’s
Blake, H., Percy, C.
core  

Neural crest-derived stem cells [PDF]

open access: yes, 2010
The neural crest is a transient embryonic structure in vertebrates that gives rise to most of the peripheral nervous system (PNS) and to several non-neural cell types, including smooth muscle cells of the cardiovascular system, pigment cells in the skin,
Sommer, L, Shakhova, O
core   +1 more source

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