A team of UK stem cell scientists, led by Dr. Robin Ali from UCL Institute of Ophthalmology in London, has developed a new strategy for repairing the retina by transplanting photoreceptor cells generated in
the laboratory from embryonic stem cells.
Not exact matches
Although British researchers had discovered
embryonic stem cells in
laboratory animals in 1981, it wasn't until 1998 that a Wisconsin team announced it had isolated
stem cells from human embryos for the first time.
In particular, opponents of
embryonic stem cell research have repeatedly pointed to the supposed power of
stem cells extracted
from the adult body, which in the hands of at least one
laboratory seemed to nearly match that of
embryonic stem cells.
One of the greatest achievements in recent biomedical research was in 2006 when Shinya Yamanaka managed to create
embryonic stem cells (pluripotent
stem cells, induced in vitro, or in vitro iPSCs) in a
laboratory from adult
cells, via a cocktail of just four genes.
In 2009, Reijo Pera showed that it is possible to generate functional, sperm - producing germ
cells from human
embryonic stem cells grown under certain conditions in the
laboratory.
In addition, Dr. Reinholdt's
laboratory developed a novel protocol for derivation of
embryonic stem cell line
from a variety of strains that were previously deemed recalcitrant after years of failed attempts by the scientific community.
In the new study, 12 patients will be treated with healthy scavenger
cells, created in a
laboratory from human
embryonic stem cells.