نتایج جستجو برای: neurosphere

تعداد نتایج: 653  

Journal: :Oncotarget 2015
Veerakumar Balasubramaniyan Brian Vaillant Shuzhen Wang Joy Gumin M Elena Butalid Ke Sai Farah Mukheef Se Hoon Kim H W G M Boddeke Frederick Lang Kenneth Aldape Erik P Sulman Krishna P Bhat Howard Colman

Differentiation has been proposed as a therapeutic strategy for glioblastoma (GBM) in part due to observations of stem-like cells in GBM that have been shown to undergo terminal differentiation in response to growth factor withdrawal and BMP activation. However, the effects of long term exposure to serum culture conditions on glioma sphere cultures/glioma stem-like cells (GSCs) have not been ex...

Journal: :Neural Regeneration Research 2021

Neural stem cells (NSCs) are known to be present in the adult mammalian brain where they constitutively differentiate into neuronal, astroglial, and oligodendroglial lineages, defined processes termed neurogenesis, astrogliogenesis oligodendrogenesis, respectively (reviewed Braun Jessberger, 2014). During development, NSCs throughout brain, becoming progressively restricted regions. In mainly a...

2011
Wen-Zhuo Zhuang Lin-Mei Long Wen-Jun Ji Zhong-Qin Liang

Glioma stem/progenitor cells (GSPCs) are considered to be responsible for the initiation, propagation, and recurrence of gliomas. The factors determining their differentiation remain poorly defined. Accumulating evidences indicate that alterations in autophagy may influence cell fate during mammalian development and differentiation. Here, we investigated the role of autophagy in GSPC differenti...

Journal: :Brain : a journal of neurology 2010
Sridhar Reddy Chirasani Alexander Sternjak Peter Wend Stefan Momma Benito Campos Ilaria M Herrmann Daniel Graf Thimios Mitsiadis Christel Herold-Mende Daniel Besser Michael Synowitz Helmut Kettenmann Rainer Glass

Glioblastoma cells with stem-like properties control brain tumour growth and recurrence. Here, we show that endogenous neural precursor cells perform an anti-tumour response by specifically targeting stem-like brain tumour cells. In vitro, neural precursor cells predominantly express bone morphogenetic protein-7; bone morphogenetic protein-7 is constitutively released from neurospheres and indu...

2012
Uma Ladiwala Himanish Basu Deepak Mathur

Optical trapping (tweezing) has been used in conjunction with fluid flow technology to dissect the mechanics and spatio-temporal dynamics of how neural progenitor/stem cells (NSCs) adhere and aggregate. Hitherto unavailable information has been obtained on the most probable minimum time (∼5 s) and most probable minimum distance of approach (4-6 µm) required for irreversible adhesion of proximat...

Journal: :Stem cells 2009
Maureen M Sherry Andrew Reeves Julian K Wu Brent H Cochran

Signal transducer and activator of transcription 3 (STAT3) regulates diverse cellular processes, including cell growth, differentiation, and apoptosis, and is frequently activated during tumorigenesis. Recently, putative glioblastoma stem cells (GBM-SCs) were isolated and characterized. These cells can self-renew indefinitely in culture, are highly tumorigenic, and retain the ability to differe...

2017
Shingo Kanao Naomi Ogura Kosuke Takahashi Ko Ito Masaaki Suemitsu Kayo Kuyama Toshirou Kondoh

The dental follicle is an ectomesenchymal tissue surrounding the developing tooth germ. Human dental follicle cells (hDFCs) have the capacity to commit to differentiation into multiple cell types. Here we investigated the capacity of hDFCs to differentiate into neural cells and the efficiency of a two-step strategy involving floating neurosphere-like bodies for neural differentiation. Undiffere...

2014
Laura A. Hasselbach Susan M. Irtenkauf Nancy W. Lemke Kevin K. Nelson Artem D. Berezovsky Enoch T. Carlton Andrea D. Transou Tom Mikkelsen Ana C. deCarvalho

Glioblastomas, the most common and aggressive form of astrocytoma, are refractory to therapy, and molecularly heterogeneous. The ability to establish cell cultures that preserve the genomic profile of the parental tumors, for use in patient specific in vitro and in vivo models, has the potential to revolutionize the preclinical development of new treatments for glioblastoma tailored to the mole...

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