Results 331 to 340 of about 670,418 (378)
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In vitro ribosomal ribonucleoprotein transport upon nuclear expansion

Biochemistry, 1980
The interdependence of nuclear rRNA release and nuclear size is investigated in macronuclei isolated from Tetrahymena. Nuclei are induced to contract and to expand, without any structural disintegration of the nuclear envelope, by final Ca2+/Mg2+ (3:2) concentrations of 5 and 1.5 mM, respectively.
G, Herlan, G, Giese, F, Wunderlich
openaire   +2 more sources

Microfluidic-Printed Microcarrier for In Vitro Expansion of Adherent Stem Cells in 3D Culture Platform.

Macromolecular Bioscience, 2019
Microcarrier-based stem cell expansion cultures can increase the dimensions of in vitro stem cell cultures from 2D to 3D. The culture handling process then becomes more efficient compared with conventional 2D cultures.
W. Park   +5 more
semanticscholar   +1 more source

Bone morphogenetic protein 15 (BMP15) supplementation enhances cumulus expansion, nuclear maturation and progesterone production of in vitro-matured bovine cumulus-oocyte complexes.

Reproduction in domestic animals = Zuchthygiene, 2021
In vitro embryo production (IVP) efficiency is reduced when compared to in vivo. The basic knowledge of bovine in vitro oocyte maturation (IVM) mechanisms provides support to improve in vitro embryo production yields.
Juliana de Carvalho Delgado   +6 more
semanticscholar   +1 more source

Optimal protocols of hematopoietic stem cell expansion in vitro

Cell and Tissue Biology, 2013
Hematopoietic stem cells (HSC) effectively and continuously renew a full spectrum of blood cell populations. Bone marrow and umbilical cord blood stem cells transplantation (SCT) restore hematopoietsis, when used in various hematological and oncohematological disorders in adults and children.
R I, Dmitrieva, S V, Anisimov
openaire   +2 more sources

Neuraminidase enhances in vitro expansion of human erythroid progenitors

European Cytokine Network, 2016
In spite of recent key improvements, in vitro mass production of erythrocytes from human stem cells is still limited by difficulties in obtaining sufficient numbers of erythroid progenitors. In fact, such progenitors are as scarce in the bone marrow as in peripheral blood.
Bodivit, Gwellaouen   +6 more
openaire   +4 more sources

Purification and expansion of human Schwann cells in vitro

Nature Medicine, 1995
The ability to culture cells from the human nervous system provides new insight into the pathophysiology of neurological diseases and could be crucial to the development of gene replacement therapies and neural transplantation. We report that the proliferation of human Schwann cells isolated from paediatric and adult nerves is sustained in vitro by ...
J L, Rutkowski   +3 more
openaire   +2 more sources

Beta-Cell Expansion in Vitro

2009
Ex-vivo development of human insulin-producing cells is considered a promising approach for the generation of an abundant supply of cells for β-cell replacement therapy for diabetes, which is currently limited by the shortage of islet donors. The most obvious cell source for these approaches is the islets themselves.
openaire   +1 more source

In Vitro Expansion of Stem Cells

1999
An in vitro cell bioreactor system faithfully re-creating many physiologic aspects of normal hematopoiesis, including stem cell replication, could serve several important purposes in transplantation medicine. These include (a) selectively producing cells for infusion to meet specific needs in the transplantation setting; (b) selectively purging tumor ...
openaire   +1 more source

Optimal in‐vitro expansion of chondroprogenitor cells in monolayer culture

Biotechnology and Bioengineering, 2006
AbstractA continuous production of large quantities of chondroprogenitor cells for the manufacture of engineered cartilage tissue products is required. Expansion of the cell population in vitro has become an essential step in the process of tissue engineering of articular cartilage and the optimization of the culture conditions is a fundamental problem
Juan M, Melero-Martin   +3 more
openaire   +2 more sources

Effects of Long-Term In Vitro Expansion on Genetic Stability and Tumor Formation Capacity of Stem Cells

Stem Cell Reviews and Reports, 2021
Hyun Nam   +8 more
semanticscholar   +1 more source

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