Not exact matches
Humans are
animals and our genetics and morphology show the link, e.g. the recurrent laryngeal nerve and our defunct
gene for egg yolk protein.
We know a lot of what we know about
gene mutation and our similarities with other
animals precisely because we have been working within this paradigm
for which there is a ton of evidence.
In many
animal model systems,
for example, the precise
genes involved in sexual partner selection have been identified, and their neuro - biochemical pathways have been worked out in great detail.
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.
Then why is it that a
gene that in other
animals synthesises vitamin C
for them, is flawed in human beings.
Those who feel there is something «unnatural» about introducing human
genes into
animals or plants forget that we share a high proportion of our
genes with these species already: it is precisely this collective heritage that allows experiments on frogs to spawn treatments
for human cancer.
A new
gene technology to differentiate between male and female chicks pre-hatch could improve
animal production, reduce costs and eliminate ethical dilemmas
for the egg and poultry industries.
Join Attleboro native and Mass Audubon's Regional Scientist
Gene Albanese, PhD, and Sanctuary Director Lauren Gordon
for a fun hike while learning about local plants,
animals and birds.
The
genes responsible
for making psilocybin appear to have been exchanged in an environment with a lot of fungus - eating insects, namely
animal manure.
The
genes responsible
for these proteins undergo frequent point mutations, resulting in genetic «drift»; moreover, the
genes from different
animal and human strains may also interchange, resulting in genetic «shift.»
This finding came as a surprise since it was assumed that as a consequence of the evolutionary divergence between human and other
animal viruses, the
genes that code
for LANA could not be switched.
The permanent
gene therapy method could be a nonsurgical contraceptive approach
for pets or stray
animals.
«It speaks to the importance of the
gene, which is required
for development but when overexpressed becomes more lethal
for males,» Anholt said, «Moreover, the same
gene has conserved counterparts in all
animals, including people.»
«
Gene - delivery system prevents vision loss from inherited eye disease: Initial testing in
animal models holds promise
for treating Leber congenital amauroisis and other congenital visual disorders.»
University of Adelaide School of Molecular and Biomedical Science PhD student, Deborah Toledo - Flores, says: «the most important aspect of this work
for us was to identify more
genes on platypus Y chromosomes to reveal new leads about potential sex determining
genes in these
animals.»
First, they did a quantitative analysis of the anatomy of related fossils and extant
animals to generate a hypothesis about the transition; next, they searched
for possible shifts in
gene expression that correlated with the transition.
Page and his colleagues, who use
animal models to understand how autism risk factors impact the developing brain and to identify potential treatments
for the condition, have found that
animals with mutations in the autism risk
gene phosphatase and tensin homolog (Pten) mimic aspects of autism, including increased brain size, social deficits and increased repetitive behavior.
RNAScope ISH was developed by Advanced Cell Diagnostics (ACD) Inc., initially
for studies of
gene expression in
animal (and especially human) tissues.
And a dog genome sequence has made the
animals an even more useful model by quickening the search
for disease - causing
genes.
«You've got the
genes encoding
for resistance in the soil beneath these operations,» he says, «and we know that the majority of the antibiotics
animals consume get excreted intact.»
Genes for a receptor that helps transmit nerve signals in
animals have been found in, of all things, plants.
Scientists of the German Center
for Diabetes Research (DZD) led by the German Institute of Human Nutrition (DIfE) have shown in a mouse model that the epigenetic * modification of the Igfbp2 **
gene observed in the young
animal precedes a fatty liver in the adult
animal later in life.
Noting that diet and weight loss surgery are often recommended
for the care of metabolic syndrome, Heinrich Taegtmeyer, M.D., D.Phil., professor of cardiovascular medicine at McGovern Medical School, said, «This drug amplifies the biological rhythms of metabolic
genes to the extent that the
animals burn more fuel and store less fuel.
For this technique to work, the
animals first have to undergo
gene therapy four weeks before the device is implanted.
Even if having an eye
for the right habitat is hardwired into the
genes, individual
animals can often ignore or alter these innate propensities, within limits.
The
animals lack the
gene for an enzyme called inositol hexakisphosphate kinase 1 (IP6K1), which is known to play a role in fat accumulation and insulin sensitivity.
The new method may make some types of
gene therapy easier and could be a boon
for researchers hoping to control
gene activity in
animals, scientists say.
The Cambrian explosion looks abrupt in the fossil record, but the surprising message from evo devo is that all the
genes for building big, complex
animal bodies long predated the appearance of those bodies.
We have tested this hypothesis by estimating genomic point mutation rates
for protein - coding
genes in a range of
animal taxa.
We have now discovered that these eyes are formed by what is recognizable as the same
gene, even though those
animals have been evolving separately
for 500 million years.
By the time he got to Brussels
for the second round, he was able to demonstrate their existence — but the
genes were only present in multicellular
animals.
Sequencing the genome of one such organism, King and her colleagues found
genes that code
for pieces of the same proteins used
for the binding of cells and communication between cells in
animals — functions that would be unexpected in such an organism.
The answer is that it forms the platform
for illuminating the interaction between the use of
animal manure and the appearance of
genes for antibiotic resistance in soil.
Those
animals with more active forms of the
gene had higher numbers of mu receptors in their tissues — and higher tolerances
for pain.
To discover this, Hui Liu,
Gene Robinson, and Eric Jakobsson of the University of Illinois developed new computational tools to analyze patterns of gene conservation across a wide range of animals, for genes activated and inhibited in the honey bee brain by exposure to a chemical communication signal that triggers al
Gene Robinson, and Eric Jakobsson of the University of Illinois developed new computational tools to analyze patterns of
gene conservation across a wide range of animals, for genes activated and inhibited in the honey bee brain by exposure to a chemical communication signal that triggers al
gene conservation across a wide range of
animals,
for genes activated and inhibited in the honey bee brain by exposure to a chemical communication signal that triggers alarm.
Much of other
animals» intraspecies violence is about competition
for mates and the chance to pass on
genes.
To boost production of the enzyme in
animals, U.C. Davis scientists have transferred the human
gene for the enzyme into dairy goats.
Parkinson contends that targeted
gene replacement produces cells having specific genetic alterations far more effectively than the traditional technique
for making transgenic
animals, which entails injecting DNA into cell nuclei.
For example, Keasling and his team cloned
genes from Clostridium stercorarium and Bacteroides ovatus — bacteria that thrive in soil and the guts of plant - eating
animals, respectively — which produce enzymes that break down cellulose.
High in the Cederberg Mountains of South Africa grows a bristly shrub that embodies the tug - of - war taking place between industrialized and developing nations over the value of genetic resources — the
genes found in plant,
animal or microbial cells used
for research as well as in commercial products, such as enhanced seeds and naturally derived cosmetics and pharmaceuticals.
In these
animals, they switched off the
gene responsible
for producing the enzyme arylsulfatase G.
What is needed
for a good
animal model, and how are
gene - snipping tools changing the game?
For example, aggressive animals had increased activity of some genes for sensing dopami
For example, aggressive
animals had increased activity of some
genes for sensing dopami
for sensing dopamine.
«The study analysed the genome of these eight species and performed comparative analysis of
animal genes important
for signalling, neuronal and ionic conduction, epithelia, immunity and reproduction, which are the basic functions associated to multicellularity,» she adds.
When the group over-expressed the
gene for MKP - 1 in the brains of healthy rats, the
animals began to show signs of depression which disappeared when treated with an antidepressant (Nature Medicine, DOI: 10.1038 / nm.2219).
Probably, the
genes we know from other
animals have a different function in sponges and were co-opted later
for the function we are familiar with.»
All
animals use the same enzyme to create the same methylation mark as a signal
for gene repression, and her colleagues who study epigenetics in mice and humans are excited about the new findings, Strome said.
Other techniques exist
for remotely controlling the activity of cells or the expression of
genes in living
animals.
Recent work shows the bacteria may hang on to the
genes for CTX - M even when no longer exposed to antibiotics, suggesting that superbugs can survive in the wild, with
animals acting as a reservoir.
Hoaxes have infiltrated science
for centuries, from fake fossils (Piltdown Man, archaeoraptor, Calaveras skull) to fake medical conditions (cello scrotum, the disappearing blonde
gene) to fake
animals (Ompax spatuloides, Pacific Northwest tree octopus, Labradoodle).