A new paradigm of medicine that relies on
stem cells capacity to regenerate, regrow, and fully heal damaged tissues and organs in our bodies
Not exact matches
«When patients get desperate, they have a
capacity to suspend disbelief,» said Sean Morrison, a
stem cell biologist at the University of Texas Southwestern Medical Center in Dallas.
And with adult
stem cells, they don't have the same
capacity of self - renewal to double and redouble infinitely.
«With a better understanding of how potential is regulated, it could be possible to broaden the development spectrum of aging
stem cells, allowing them to regain their
capacity to produce
cell types from earlier development stages, which in the long - term perspective could be relevant to future treatment methods for neurodegenerative disease.»
«TGF - beta functions as an important time signal that controls when a
stem cell should stop producing one type of nerve
cell and instead start producing another, while also gradually limiting the
stem cell's future development
capacity,» says Johan Ericson, Professor of Developmental Biology, who led the study.
Stem cells, which have to divide regularly to regenerate tissues with new
cells, can produce telomerase, but not the amount required to counteract the shortening of telomeres that accumulates with aging: over time, the tissues have fewer fresh
cells and they lose their regenerative
capacity.
Paying for human eggs, many bioethicists argue, commodifies a human resource; Sandel, for example, a proponent of both research cloning and embryonic
stem cell research, opposes the idea of financial inducement for what he calls «human reproductive
capacity.»
Stem cells have the unique capacity not only to give rise to more stem cells, but also to generate differentiated prog
Stem cells have the unique
capacity not only to give rise to more
stem cells, but also to generate differentiated prog
stem cells, but also to generate differentiated progeny.
As such, manipulating
stem cells also holds much promise for biomedicine if their regenerative
capacity can be harnessed.
The gradual shrinking of telomeres negatively affects the replicative
capacity of human adult
stem cells, the
cells that restore damaged tissues and / or replenish aging organs in our bodies.
We lose many of those
stem cells, along with their regenerative
capacity, as we age.
This could be one of the mechanisms responsible for the reduced regeneration
capacity in the aged brain as
stem cells that retain larger amounts of damaged proteins require longer for the next
cell division.
In comparison with the
cells obtained with the technique developed by Yamanaka, the
stem cells obtained by CNIO therefore represent an even earlier embryonic state, with greater
capacity for differentiation.
Stem cells are renowned for their regenerative
capacity, able to grow into many different kinds of
cells in the body.
Their
capacity to divide, differentiate and repopulate tissues, which typically declines with an organism's advancing age, resembled those of their
stem -
cell counterparts in younger animals.
These
cells have an unlimited
capacity to regenerate themselves, making more cancer
stem cells and more tumors.
Therefore, those were chosen to test whether the molecules produced by the neural
stem cells of patients alter the angiogenic
capacity of the
cells.
«The work is telling us that these [melanocyte]
stem cells don't have an infinite
capacity for self - renewal,» says geneticist Ian Jackson of the Medical Research Council Human Genetics Unit, U.K..
The results suggest that our lifespan might ultimately be limited by the
capacity of our
stem cells to keep replenishing tissues.
Holstege says this implies that most or all of the blood
stem cells van Andel - Schipper started life with had already burned out and died, diminishing her body's
capacity to keep regenerating vital tissues and
cells.
They tested 120 neural
stem cell lines in the lab for stability and robustness and in animals for the
capacity to engraft with minimal immune rejection.
Their studies have shown that, while progenitor
cells can give rise to benign lesions, only
stem cells have the
capacity to develop into deadly invasive tumours.
Phenotypic stability and unlimited self - renewal
capacity of
cell derived from pluripotent
stem cells are essential properties for
cell assay development for High Throughput Screening (HTS) strategies.
In the proposed project, Dr. Lampi Hermanson will produce NK
cells from
stem cells, inserting a chimeric antigen receptor (CAR) with the
capacity to recognize mesothelin
cells, which is expressed in 70 % of ovarian cancer patients.
Facilites A system of core facilities to strengthen national response
capacity for disease outbreaks and
stem cell research
capacity.
The exploration of the therapeutic potential of
stem cells requires the characterization of their biological properties, the deciphering of the mechanisms that underlie their pluripotency and their
capacity at differentiation, by the understanding of the signals that direct their fate towards discrete
cell phenotypes... Their therapeutic use requests further, in particular in the case of substitutive therapies, the analysis of their
capacities of integration in injured adult tissues and of their potential tumorigenicity, as well as the development of original ways of delivery.
And in the February 6 issue of
Cell Stem Cell, Dr. Ding and his colleagues, using the method he pioneered, demonstrated their
capacity to do just that.
The overexpression of basic fibroblast growth factor boosts bone fracture healing
capacity of mesenchymal
stem cells via the secretion of paracrine - acting factors
ViaCyte's trial, with just one
stem cell line, has the
capacity to yield an unending amount of insulin - producing beta
cells.)
Faculty Henri Jasper, PhD has already extended lifespan and healthspan in fruit flies by enhancing the regenerative
capacity of the adult
stem cells that line their mid-gut.
Ed Field currently is the Chief Operating Officer of Cytomedix, Inc. (OTCBB: CMXI), a US - based company that is developing and commercializing autologous regenerative biotherapies that promote healing by harnessing the innate regenerative
capacity of platelets and adult
stem cells.
Solid tumours are reported to possess a sub set of
cells called Side Population expressing various
stem like
cell markers, self - renewal
capacity and ability to give rise to differentiated
cells [23, 24].
Rather, each tumor contains a small subset of
cells with
stem cell - like
capacities that are responsible for initiating and sustaining tumor growth, while the bulk of the tumor
cells lacks this ability.
I will discuss our latest results showing that satellite
cells in their homeostatic quiescent state are equipped with quality control mechanisms to preserve their fitness, and how age - associate alterations in these protective mechanisms lead to
stem cell loss of function and regenerative
capacity.
The term «tumor
stem cell» only reflects the fact that this is a tumor
cell with
capacities similar to normal
stem cells, such as the capability to maintain itself indefinitely.
Pluripotent embryonic
stem cells have the dual
capacity to differentiate into all
cell types and to self - renew.
First, the loss of mitotic competence of
stem cells denies proliferative tissues of the
capacity for renewal.
Pluripotent
stem cells should not be confused with «adult»
stem cells, which reside naturally in the body but have a finite
capacity for reproduction and differentiation.
Embryonic
stem cells (hESCs) and induced pluripotent
stem cells (iPSCs) possess unlimited proliferative
capacity and represent the infinite supply of pluripotent
cells.
Grinenko T, Arndt K, Portz M, Mende N, Günther M, Cosgun KN, Alexopoulou D, Lakshmanaperumal N, Henry I, Dahl A, Waskow C Clonal expansion
capacity defines two consecutive developmental stages of long - term hematopoietic
stem cells.
She is interested in understanding how
stem cells in regeneration systems undertake a full regeneration response, and how this
capacity has been restricted in mammalian equivalents.
According to established research, patients who received
stem cells directly to the heart have experienced improved blood flow to their heart and improvements in functional
capacity.
But the eyebrow - raising reports claimed that adult
stem cells sometimes behave like their embryonic counterparts, mimicking their trademark
capacity to engender all types of
cells — an ability dubbed pluripotency.
His ultimate aim is to harness the regenerative
capacity of these adult
stem cells for therapeutic use.
Title: Skeletal muscle
stem cells adopt a dormant state post mortem and retain regenerative
capacity Authors: Latil M, Rocheteau P, Châtre L, Sanulli S, Mémet S, Ricchetti M, Tajbakhsh S, Chrétien F Date: 2012 Publication Details: Nature Communications 2012, 3 (903)
Because they have the
capacity to detect issues in the body which are causing pain or dysfunction,
stem cells are able to respond and provide the correct «tools» needed for healing.
The self - renewable
capacity of these
cells, their ability to differentiate into several tissue progenitors (neural, mesenchymal
stem cells...), and the possibility to work with mutated
cell lines define human
stem cells as a good basis for screening compounds libraries in order to discover new potential drugs for monogenic diseases.
As a function of age, the
capacity for adult
stem cells to self - renew declines.
The
stem cells display self - renewal
capacity and differentiate into neural crest derivatives including epidermal pigment - producing melanocytes.
Stem cell research holds tremendous promise for medical treatments, but scientists still have much to discover about how stem cells work and their capacity for heal
Stem cell research holds tremendous promise for medical treatments, but scientists still have much to discover about how
stem cells work and their capacity for heal
stem cells work and their
capacity for healing.