Dietary sources of MOS include natural fibers
found in yeast cells.
August 2, 1996 Protein particles similar to those suspected in «mad cow» disease
found in yeast cells Researchers at the University of Chicago's Howard Hughes Medical Institute have shown that a defective cell trait can be propagated by a faulty protein, without any DNA or RNA serving as the genetic blueprint.
Not exact matches
Morrison explains Kaivac's SystemSure Plus measures adenosine triphosphate (ATP), which is an energy molecule
found in all animal, plant, bacterial,
yeast and mold
cells, all of which should be significantly reduced after cleaning.
A class of small molecules
found in grapes, red wine, olive oil, and other foods extends the life of
yeast cells by approximately 70 % and activates genes known to extend life span
in laboratory animals.
They
found that an enzyme
in yeast cells degrades the ends of certain chromosomes, leaving them prone to further abnormalities.
They
found numerous genes activated
in the XYL regulon - controlled
yeast that upregulated pathways involved
in growth, such as
cell wall maintenance,
cell division, mitochondrial biogenesis and adenosine triphosphate (ATP) production.
But while this study has proved that the technique works
in a simple organism, it could also be applied to other bacterial species,
yeast or even human
cells to
find useful information about how genes are controlled and how they can be manipulated.
A
yeast retrotransposon called Ty3, the researchers have
found, is especially judicious: it always inserts itself
in safe places, outside genes rather than inside them, and only near genes of which a
yeast cell has many copies.
Sphingosine 1 - phosphate is
found in the
cells of most living beings from
yeasts to mammals.
The
yeast cells, he
found, had a mutation affecting a growth pathway similar to the defective one
in Laron cases.
The budding
yeast, Saccharomyces cerevisiae, is a prime organism for studying fundamental cellular processes, with the functions of many proteins important
in the
cell cycle and signaling networks
found in human biology having first been discovered
in yeast.
Researchers
in OIST's G0
Cell Unit used fission
yeast to
find the binding sites of this particular protein complex along chromosomal DNA.
And researchers at the «Seattle project», an effort funded by the National Cancer Institute to
find new anticancer drugs, are mutating genes
in yeast cells — such as the ATM gene or the mismatch repair genes — that often lead to cancer
in humans.
Then they expose these mutated
yeast cells to a whole range of chemical compounds used
in cancer therapy to
find which ones will kill them.
Stressed
yeast cells frantically reshuffle their chromosomes
in a desperate last bid to
find a combination that survives.
«Mapping the genes that increase lifespan: Comprehensive study
finds 238 genes that affect aging
in yeast cells.»
Those same mechanisms allow
yeast to evade a type of human immune
cell that looks and acts just like an amoeba (similar
cells are also
found in other animals).
If a
yeast cells finds its way from the lung to the brain via a phage or other routes, «that's very bad news,» Bartlett says, «because once it gets into the central nervous system it's
in heaven.
Although lacking specialized
cell types
found in higher organisms and unsusceptible to cancer, Simon said that
yeast is often a suitable model for preliminary drug screening before the drug's potential is evaluated
in mammalian
cells.
October 21, 1994 Immortalizing agent of tumor
cells found in yeast Researchers at the University of Chicago Medical Center have isolated the gene for a component of the elusive molecular machinery that plays a key role
in making cancer
cells immortal.
They
found that like bacteria and budding
yeast, H. salinarum controls its size by adding a constant volume between two events
in the
cell cycle.
In previous research, he and his collaborators
found that E. coli (bacteria) and budding
yeast (eukaryote) use the same cellular mechanisms to ensure uniform
cell sizes within a population.
He investigates the chaperones and heat shock proteins (Hsp)
found in yeast and mammalian
cells (as well as their Escherichia coli homologs) using structural, biochemical, and
cell biological methods.
The researchers looked at whether longer CAG repeats
in ataxin - 2 made the
yeast ALS
cells worse, and
found that they did.
The study relates to a particular type of vaccine (killed) against a particular virus, influenza, though the
findings might hold true for other killed vaccines and for those vaccines consisting only of proteins produced by GM
in bacteria,
yeast or insect
cells, against diseases such as hepatitis B (HBV) and human papilloma virus (HPV, the causative agent of cervical cancer).
«We
found that a heritable genetic element based on protein folding, not encoded
in DNA or RNA, allows
yeast to acquire many silent changes
in their genome and suddenly reveal them,» said Susan Lindquist, PhD, professor of molecular genetics and
cell biology at the University of Chicago, Howard Hughes Investigator and principal author of the study.
These proteins are
found on every branch of the evolutionary tree from
yeast to humans, and they play crucial roles
in controlling the delivery of molecular messages inside
cells.
The analysis
found that Met restriction has been associated with delayed aging and longer lifespans
in human
cells,
yeast and animals including fruit flies and rodents.
Silencing WDR47
in hypothalamic GT1 - 7 neuronal
cells and
yeast models independently recapitulated these
findings, showing conserved mechanisms.
This new research, conducted by scientists
in Belgium and published
in the journal Nature Communications,
found that
in yeast, the presence of high levels of glucose (sugar) can activate a gene called Ras — the role of which is to regulate
cell generation, both
in mammals and
in yeast — which is often
found in tumours.
mTOR is
found in virtually all multi-cellular organisms and indeed, many single
celled organisms like
yeast (where much of the research on autophagy is done).