Findings from Dr. George King's laboratory at Joslin point to novel pathways to treat
skin fibroblasts from diabetes patients to improve wound healing.
Not exact matches
So Izpisúa Belmonte and his colleagues harvested
fibroblasts, which are far more common than stem cells,
from the
skin of people with the bone marrow disease Fanconi anaemia.
Avivi's team has found out that
fibroblast skin cells
from the armpits of the rats can kill human cancer cells in a dish.
The study team removed
fibroblasts (
skin cells)
from DBA patients, and in cell cultures, using proteins called transcription factors, reprogrammed the cells into iPSCs.
The research team took
skin fibroblast tissue
from adult mole - rats and reprogrammed the cells to revert to pluripotent stem cells.
The researchers transplanted the cardiac
fibroblasts isolated
from the region of calcification under the
skin of healthy mice and observed soft - tissue calcification similar to that seen in the donor mice.
Skin - producing cells called
fibroblasts from the tip of an adult mouse's tail have been reprogrammed to make eggs, Japanese researchers report online October 17 in Nature.
Now Yamanaka and his colleagues report in the journal Cell that the same combination of genes induced pluripotency in commercially available human
fibroblasts (connective tissue cells that play a crucial role in healing) derived
from the facial
skin of a 36 - year - old woman, the joint tissue of a man, aged 69, and a newborn, respectively.
The study carried out at the University of Eastern Finland used the induced pluripotent stem cell technology, which enables the generation of pluripotent stem cells
from human
skin fibroblasts.
For the new study, the team used a cell - reprogramming technique (similar to those used to reprogram
skin cells into stem cells) to generate human DRG - type sensory neurons
from ordinary
skin cells called
fibroblasts.
Xu and his team, which includes researchers
from Penn's departments of Dermatology and Biology, as well as the New Jersey Institute of Technology, started with human
skin cells called dermal
fibroblasts.
The potential of iPS cells to help treat everything
from damaged heart tissue to Parkinson's disease, has prompted intensive research that has looked into the use of
skin fibroblast cells as an alternative to controversial embryonic stem cells.
Human embryonic stem cells derived
from affected embryos during a pre-implantation diagnostic (PGD), as well as the conversion of somatic cells, such as
skin fibroblasts, into induced pluripotent stem cells by genetic manipulation, offer the unique opportunity to have access to a large spectrum of disease - specific cell models.
Developed a novel - reprogramming paradigm for generating heart, brain and pancreatic cells directly
from skin fibroblasts.
They then isolate the
fibroblasts from skin, none of which were green fluorescent at the outset.
Similarly, biopsies are obtained
from many subjects and
skin cells (
fibroblasts) are isolated
from these specimens, dedifferentiated to iPS lines, and reprogrammed and studied as neural and glial lines in culture.
Dr. King, lead author Mogher Khamaisi, Ph.D., and their colleagues looked at wound healing using
fibroblasts from skin samples gathered
from 26 members of the Joslin Medalist cohort (which is made up of people who have lived with type 1 diabetes for many years) with a median age of 79.
We derived a
fibroblast line
from a
skin biopsy
from a healthy adult male (HUF1)(Figure 1A) and used immunocytochemistry to characterize the expression of cell surface markers commonly expressed on pluripotent stem cells (Figure 1B, C and D).
Eight additional primary adult human
fibroblast lines were derived
from skin biopsies and immunoassayed.
But initial experiments on human
fibroblasts from three sources — fetal heart cells, embryonic stem cells and neonatal
skin cells — revealed that the GMT combination alone was not sufficient.