Writing in Journal of Immunology, lead author and BSI member, Professor Graham Anderson explains, «Post-transplantation, T -
cell progenitors derived from the bone marrow transplant can struggle to enter the thymus, as if the doorway to the thymus is closed.
The Company's technology is based on pancreatic beta
cell progenitors derived from human pluripotent stem cells.
Not exact matches
The neural
progenitor cells used were
derived from iPSCs (induced pluripotent stem
cells), which were in turn
derived from donor skin
cells.
Human hematopoietic stem and
progenitor cells (HSPCs),
derived from bone marrow, have become a primary vehicle for efforts to replace or regenerate
cells destroyed by a variety of diseases.
In a series of experiments reported in PLOS ONE in August, the Tufts researchers showed that exosomes from PC12
cells (neuron - like
progenitor cells derived from rats) at various stages of their own differentiation could, in turn, cause hMSCs to become neuron - like
cells.
As a consequence, neural
progenitor cells derived from these kids proliferate faster than controls, explaining the big brain phenotype.»
This image shows induced pluripotent stem
cell -
derived neural
progenitor cells after neuronal differentiation.
Geron Corp., which earlier got permission to administer stem
cell —
derived oligodendrocyte
progenitors to treat spinal injury, has been bogged down in delays and may not begin its trial until late next year.
Next steps include pursuing therapies, including antibodies and herb -
derived treatments, that target the misguided
progenitor cells, instead of only targeting the cancerous breast tissue they produce, Ko said.
For that, they quantified how 85 nanoparticles delivered DNA barcodes to eight
cell populations in the spleen, and found that
cell types
derived from myeloid
progenitors tended to be targeted by similar nanoparticles.
In addition, we were able to differentiate these
cells into neurons — and that's a characteristic of all neural crest -
derived tissue and its
progenitors»
Researchers from Massachusetts Eye and Ear have, for the first time, identified rapidly proliferating
cells (known as «neural crest -
derived progenitor cells») in the corneal endothelium of specimens from normal corneas and from corneas with Fuchs» Endothelial Corneal Dystrophy (FECD), a condition in which the
cells responsible for keeping the cornea clear die prematurely — often leading to blindness.
Most of these trials involve stem
cell -
derived neural
progenitor cells, which can turn into several different types of brain or spinal cord
cells, or oligodendrocyte
progenitor cells, which create the myelin sheaths that insulate and protect nerve
cells.
This is a reconstitution of glomeruli by propagated nephron
progenitors derived from human iPS
cells.
Further testing of this culture method on kidney
progenitor cells derived from human iPS
cells resulted in four times the total amount of
cells over 8 days.
Ten people will receive injections into the injury site of hESC -
derived oligodendrocyte
progenitor cells, which stimulate the growth of new and severed nerves and recoat damaged nerves with myelin.
In contrast, the growth of clones
derived from
progenitor cells becomes checked by increasing levels of apoptosis, leading to the formation of benign lesions.
Most of these trials involve stem
cell —
derived neural
progenitor cells, which can turn into several different types of brain or spinal cord
cells, or oligodendrocyte
progenitor cells, which create the myelin sheaths that insulate and protect nerve
cells.
Many clinical trials have used bone marrow -
derived cells, and the benefits here appear to come mostly from the â $ œparacrine» nurse function. A more ambitious approach is to use
progenitor - type
cells, which may have to come from iPS
cells or cardiac stem
cells isolated via biopsy - like procedures.
Human bone marrow (BM)-
derived progenitor and stem
cells administered with an appropriate scaffold represents a potentially exciting alternative treatment option [2], but only if we can discover a safe and rapid strategy to enhance the relatively low inherent osteogenic potential of BM.
AMSBIO has introduced a new range of neural
progenitor cells, and cerebral cortical neurons,
derived from human induced pluripotent stem (iPS)
cells.
New research in SCTM describes a safe and effective new strategy for the treatment of type 1 diabetes using induced pluripotent stem
cell -
derived progenitors
NeuroStemcell is focused on the identification and systematic comparison of
progenitor cell lines with the most favourable characteristics for mesDA and striatal GABAergic neuronal differentiation, generated either directly from human embryonic stem (ES)
cells, from Neural Stem (NS)
cells derived from ES
cells or fetal brain, from induced Pluripotent Stem (iPS)
cells or from in vitro short - term expanded neural
progenitors from ventral midbrain grown as neurospheres (VMN, Ventral Midbrain Neurospheres) 4, and perform rigorous and systematic testing of the most prominent candidate
cells in appropriate animals models.
Maturation of human embryonic stem
cell -
derived pancreatic
progenitors into functional islets capable of treating pre-existing diabetes in mice.
For quality control, researchers want to figure out how to ensure that the stem -
cell -
derived cardiac muscle or neural
progenitor or pancreas
cells (or whatever) are as pure as possible.
Ethanol - mediated activation of the NLRP3 inflammasome in iPS
cells and iPS
cells -
derived neural
progenitor cells.
The chemokine receptor CXCR - 4 is expressed on CD34 + hematopoietic
progenitors and leukemic
cells and mediates transendothelial migration induced by stromal
cell -
derived factor - 1.
Transcription Factor - Induced Lineage Selection of Stem
Cell -
Derived Neural
Progenitor Cells
Mesenchymal stem
cells (MSCs) got their name because they're thought to primarily contain
progenitors in the mesenchyme, which is a collection of
cells mostly
derived from mesoderm.
Ovine bone - and marrow -
derived progenitor cells and their potential for scaffold - based bone tissue engineering applications in vitro and in vivo.
At the International Society for Stem
Cell Research 2017 Annual Meeting (June 14 - 17, 2017; Boston, USA), Asterias Biotherapeutics, Inc (CA, USA) will present new 9 - month efficacy and safety data from their ongoing SCiStar Phase I / IIa trial of human embryonic stem cell - derived oligodendrocyte progenitor ce
Cell Research 2017 Annual Meeting (June 14 - 17, 2017; Boston, USA), Asterias Biotherapeutics, Inc (CA, USA) will present new 9 - month efficacy and safety data from their ongoing SCiStar Phase I / IIa trial of human embryonic stem
cell - derived oligodendrocyte progenitor ce
cell -
derived oligodendrocyte
progenitor cells.
Furthermore, these potentials are expanded by the notion that MSCs can exert functions other than those classically attributed to stem or
progenitor cells, including establishment and support of the hematopoietic microenvironment in vivo, as observed for bone marrow
derived MSCs.
Review of «Antitumor Effects of CD40 Ligand - Expressing Endothelial
Progenitor Cells Derived From Human Induced Pluripotent Stem
Cells in a Metastatic Breast Cancer Model» from Stem
Cells TM by Stuart P. Atkinson.
Endothelial
progenitor cells derived from induced pluripotent stem
cells which target tumors can be modified to carry an anti-tumorigenic «payload» and promoter tumor growth inhibitionsy
Preclinical Safety of Human Embryonic Stem
Cell -
Derived Oligodendrocyte
Progenitors Supporting Clinical Trials In Spinal Cord Injury.
Cytokine expression by human marrow -
derived mesenchymal
progenitor cells in vitro: effects of dexamethasone and IL - 1 alpha.
Immunological properties of human embryonic stem
cell -
derived oligodendrocyte
progenitor cells.
We find that crustacean limb regeneration relies lineage - committed
progenitor cells: muscles
derive from satellite - like stem
cells, whereas epidermis regenerates from existing epidermal
cells.
To carry out pre-clinical testing of stem
cell -
derived mesDA and striatal GABAergic
progenitors in rodent models of PD and HD with the goal to generate efficient and safe candidate
cells for clinical use;
Human Embryonic Stem
Cell -
Derived Oligodendrocyte
Progenitor Cell Transplants Improve Recovery After Cervical Spinal Cord Injury.
Osteogenic induction of human bone marrow -
derived mesenchymal
progenitor cells in novel synthetic polymer - hydrogel matrices.
The researchers conclude that this could be owing to the bone marrow -
derived MSCs being able to act as
progenitor cells, similar to alveolar epithelial type II
cells.
The FDA has approved the use of stem
cell - based products, including cord blood -
derived hematopoietic
progenitor cells (blood forming stem
cells) for many diseases.
To highlight the potentially important role of 3D culture conditions, the authors compared 2D monolayers of hepatocyte
progenitors, fetal liver stromal
cells, or adult bone marrow -
derived stromal
progenitor cells to their 3D counterparts cultured on liver extracellular matrix (3D - ECM) constructs.
Our therapy is based on pancreatic beta
cell progenitors (Pro-Islet (TM)-RRB-
derived from human pluripotent stem
cells.
AST - OPC1, an oligodendrocyte
progenitor cell population
derived from human embryonic stem
cells, has been shown in preclinical testing in animals and in vitro to have three potentially reparative functions that address the complex pathologies observed in demyelination disorders, such as spinal cord injuries, and multiple neurodegenerative diseases, including multiple sclerosis and white matter stroke.
The Company's lead product is based on the production of pancreatic
progenitors derived from human pluripotent stem
cells.
It has also been shown that fibroblasts [43], [60] and placenta -
derived progenitor cells [43] are unable to maintain visual functions long - term, further indicating that the rescue effects seen in the RCS rat model are not the result of a non-specific event.
In the CNS, transplanted human neural
progenitor cells derived from prenatal cortex (hNPCctx) display characteristics important for
cell - based rescue of degenerating neurons.
The PEC - Direct product candidate delivers stem
cell -
derived PEC - 01 pancreatic
progenitor cells in a device designed to allow direct vascularization of the
cells, and is being developed for type 1 diabetes patients that have severe hypoglycemic episodes, extreme glycemic lability, and / or impaired awareness of hypoglycemia.