Not exact matches
The first steps in this have already been accomplished with the transplanting
of additional
genes for growth hormone into sheep in Australia to
produce larger animals and therefore
more wool.
«Rice genetics is all about understanding the
genes of rice so that we can develop new and improved rice varieties to help farmers
produce more rice, with fewer resources and despite challenges like climate change,» said event convener, Dr. Eero Nissila, head
of the Plant Breeding, Genetics, and Biotechnology Division at IRRI.
Scientists have pinpointed a
gene that enables rice plants to
produce around 20 %
more grain by increasing uptake
of phosphorus.
ANTI-CIO # 4: In a study performed on rats, rat mothers who were nurturing towards their rat babies (i.e. licked their babies often)
produced more growth hormones and changed the chemistry
of the DNA in certain
genes involved in the offspring's stress response.
Active
genes, i.e. those that
produce a large amount
of RNA, seem
more likely to be retained than less active
genes; and
genes that are
more active in males than in females also persist for longer.
More specifically, those with some variants
of this
gene will gradually
produce less lactase, the enzyme that breaks down lactose, as they age.
Juan Carlos Izpisúa Belmonte
of the Salk Institute in La Jolla, California, knew that stem cells are
more useful for
gene therapy than ordinary cells, because they
produce multiple daughter cells with the modified
genes.
Virgin, an immunologist, said he thinks the new findings will
produce a
more complicated but also much
more insightful picture
of how human, bacterial and viral
genes influence human health.
One team, led by scientists in the United Kingdom and Brazil, drove
more than 1,200 miles across Brazil — «a Top Gear — style road trip,» one scientist quipped — with a portable device that could
produce a complete catalog
of the virus's
genes in less than a day.
Citing a wealth
of recent research that explores the ways
genes work together to produce complex biological processes, Itai Yanai and Martin Lercher argue that it is time to embrace a new, more holistic, metaphor in their book, The Society of G
genes work together to
produce complex biological processes, Itai Yanai and Martin Lercher argue that it is time to embrace a new,
more holistic, metaphor in their book, The Society
of GenesGenes.
Perhaps
more importantly, the researchers have also imported
genes that allow E. coli to secrete enzymes that break down the tough material that makes up the bulk
of plants — cellulose, specifically hemicellulose — and
produce the sugar needed to fuel this process.
The standard theory
of evolution is that animals that randomly inherited
genes that
produced beneficial traits — in the case
of the giraffe, a longer neck, which made it easier to reach tall acacia trees — ate better, reproduced
more often and passed these
gene variants to their offspring.
More than three fourths
of all current antibiotics used to treat human infections are
produced by Actinobacteria, which at the same time carry antibiotic resistance
genes.
Even when the
genes are
more fully understood, scientists will have to find the right host organism to express the
genes, optimize that expression and try to get them to
produce as much
of the oil as possible — all
of which involves a lot
of basic research and time, he said.
The Rho - kinase inhibition stimuli under low oxygen conditions (
of 5 percent oxygen atmosphere), which is a condition corresponding to conditions in the body's cartilage,
produced a
more effective increase in chondrocyte - specific
gene expression and synthesis
of extracellular matrix components by HCS - 2 / 8 cells.
«The alternative splicing
of more than 100
genes reacts extremely sensitively to changes in temperature, so that different proteins are
produced depending on the time
of day and body temperature,» said Prof. Dr. Florian Heyd.
Some scientists found that the fields make cells divide
more rapidly or
produce abnormally large quantities
of messenger RNAs — molecules which are the intermediate step between
genes and proteins.
«They continue to have the
gene and they
produce VEGF - A, but it's like the patient's cells don't realize they could be
more protected or suffer from the disease much less if the cells
produce more of this particular protective factor.»
And large, genome - wide studies searching for genetic underpinnings for
more common diseases, such as lung cancer or autism, have pointed to the nether regions
of the genome between the protein -
producing genes — areas that were often thought to contain «junk» DNA that was not part
of the pantheon
of known
genes.
Athletes who excel in endurance sports are
more likely to have another version
of the
gene — this one called the X variant — that does not
produce actinin.
They also report that the
gene prepares homozygous queens for the taxing task
of mothering a whole hill: They weigh up to 50 %
more than heterozygous ones and
produce eggs
more rapidly, Keller says.
By overexpressing, or
producing more of, the NF - YC4
gene in staple crops, the researchers can increase the protein value
of plants without using transgenes, which could save time and costs in the regulatory process, Li said.
In others, the researchers altered a
gene that regulates phospholipids, the primary type
of fat in cell membranes, which spurred the cells into
producing more cholesterol on their own.
One
of the
genes that becomes hyperactive through this process is MYCN itself —
producing a self - perpetuating loop in which surplus MYCN spurs the production
of more MYCN, which results in an even greater surplus and
more cancerous growth.
So when Drake and his colleagues measured the RNA levels — a direct link to how much
of a
gene is being
produced — in the
genes of 334 mice, he didn't expect to find
more than a few variations that might help explain why males and females have such different rates
of cardiovascular disease and diabetes or why they react differently to certain drugs.
No kidding, goats modified using the CRISPR
gene - editing method can
produce a third
more of the precious fibre
Although the notion that sharks and rays are
more resistant to cancers needs rigorous scientific confirmation, the results
of this new study raise the enticing prospect that the proteins
produced by these cancer - related legumain and Bag1
genes have modified functions in sharks, including the possibility
of actually protecting the animals from acquiring cancer.
Autoinducers (chemical signaling molecules that
produce more of themselves inside the cell) control the switch that turns the light
genes off and on.
What's
more, by swapping a couple
genes, these bacteria can potentially
produce any
of the so - called isoprenoids, a large and diverse class
of natural compounds.
The team found lower levels
of TRNP1 in areas that were destined to form folds, and higher levels in areas that would not have developed them, suggesting that the protein
produced by the
gene inhibits
more complex brain development in humans as well as in mice.
The
more powerful one occurred within a stretch
of DNA, or locus, that contains the HCP5
gene, which codes for a human endogenous retrovirus — a genetic fossil
of a virus that wove itself into human chromosomes long ago but no longer
produces infectious progeny.
In that sense, the female is acting in the best interest
of her
genes: A son will, on average,
produce more grandchildren for her than would a daughter, because males have
more opportunities to mate in a female - dominated population.
The cells then
produce more of what the
genes code for: cytokines, which are messenger molecules that circulate in the blood and activate immune cells.
«Most
of the yield increases are the result
of breeders selecting better combinations
of genes that can allow plants to take sunlight and
produce more seed from that sunlight.
«Either low B12 drives fat accumulation in the fetus, and this leads to increased leptin, or the low B12 actually causes chemical changes in the placental
genes that
produce leptin, making
more of the hormone.
Hungry mice
produce more of the protein encoded by the SIRT1
gene, the team reports in the 3 March Nature.
More than 20 %
of stem cells circulating in the patients» blood contained the new
gene after 3 weeks — an unusually high fraction — and both men began
producing functional NADPH oxidase.
Interestingly, Rho kinase inhibition under hypoxic conditions
produced a
more effective increase in chondrocyte - specific
gene expression and synthesis
of extracellular matrix components by HCS - 2 / 8 cells.
Through both automated and manual approaches, the team curated a refined collection
of MSigDB
gene sets that reduce redundancy and
produce more robust analyses.
Our
genes provide the blueprints for
producing the required proteins, and one
of the main parts
of that process is RNA splicing, where RNA molecules are cut and reconnected to allow for
more varied proteins to be expressed.
More than 36 CAG repeats in the huntingtin
gene will always lead to HD symptoms, if a person lives long enough, and longer CAG repeats tend to
produce an earlier age
of onset.
In response to signals from inside and outside cells, transcription factors attach to the DNA and cause specific
genes to be
more or less activated,
producing more or less
of the corresponding protein.
Using PPI's novel genetic screen approach, a family
of native plant
genes has been indentified for their effects on enhancing the plants» ability to
produce significantly
more seeds.
But what's
more, the transplanted cells keep
producing a foreign protein slipped inside with the help
of a lentiviral vector, the kind usually used for
gene therapy.
Multiple mouse models
of SMA have been
produced, generally by knocking out the endogenous mouse SMN1
gene and replacing it with one or
more copies
of the human SMN2
gene that
produces much less full - length SMN protein than the SMN1
gene.
He noticed that in this region the
gene processes were frequently flawed and that a protein known to help the progression and development cancer was
produced at abnormally high levels, making the tumors
of these patients
more resistant to treatment.
However, targeting the enzyme
produced by one
of these
genes could lead to development
of new,
more effective medications.
Some researchers seek
gene therapies that might act
more broadly on retinal cells, perhaps by using
genes that
produce proteins supporting the growth and health
of nerve cells, which could be delivered before significant vision loss occurs.
Because
of quirks
of their haplodiploid genetics, female workers share
more genes with their sisters than with their own offspring, so it makes competitive sense for them to sacrifice their own fecundity to help their colony queen mother
produce more sisters.
Tweaking the
genes of wild foods could
produce nutritious new grains that are far
more sustainable to grow.