Researchers have discovered a gene in zebrafish so powerful it can be used to redirect the fate of cells in the developing embryo to become beating heart cells, suggesting that
a similar gene in humans could be used to generate heart cells in culture for transplant in ailing people.
Not exact matches
Similar mechanisms are found
in human brains — caregiver behavior matters for turning
genes on and off.
The
human genome contains some 20,000 - 25,000 protein - coding
genes, which is surprisingly
similar to the number of
genes in worms and flies.
But look much closer, at a genetic level, and you will find that many of the
genes seen
in these flies are also present — and play
similar roles —
in humans.
Carlo Croce, a cancer researcher at Ohio State University
in Columbus, and his colleagues created a diagram of interacting miRNAs for normal body cells by connecting them according to which
genes they target and the function of those
genes,
in a way
similar to analyses of
human social networks.
The researchers also found that four of the affected
genes in the hippocampus and one
in leukocytes are
similar to
genes in humans that are linked to PTSD.
Mice without the leptin
gene, called ob / ob, overeat, weigh
in at three to four times normal, and develop symptoms
similar to the obesity - related diabetes seen
in humans.
They found methylation defects on several
human genes in the cord blood and placentas of ART embryos, suggesting that a
similar effect might be occurring
in humans as well.
Lindstrom and his colleagues inserted
genes for
human nicotinic receptors into frog eggs and incubated them with levels of nicotine
similar to those found
in the blood of a
human smoker.
Global
gene expression studies found that the LPA - treated mice shared many
similar molecular markers as those found
in humans with schizophrenia.
SIX3 and a related
gene, SIX2, with a
similar pattern of expression
in human beta cells, encode proteins known as transcription factors that control the expression of many other
genes in the cell.
In the case of CHD2, scientists collaborating with the EuroEPINOMICS RES consortium used antisense technology to rapidly generate zebrafish larvae with a partial loss of function of this gene, and were then able to detect epileptic seizures in these animals using electrographic analysis (this method is very similar to electroencephalography, or EEG, which is used to analyze seizures in humans
In the case of CHD2, scientists collaborating with the EuroEPINOMICS RES consortium used antisense technology to rapidly generate zebrafish larvae with a partial loss of function of this
gene, and were then able to detect epileptic seizures
in these animals using electrographic analysis (this method is very similar to electroencephalography, or EEG, which is used to analyze seizures in humans
in these animals using electrographic analysis (this method is very
similar to electroencephalography, or EEG, which is used to analyze seizures
in humans
in humans).
FOLD IT A
gene that only
humans have can make the normally smooth outer layer of mouse brains develop folds
similar to those
in human brains (upper right center).
Dr Nadeau added «Our results are even more surprising because the cortex
gene was previously thought to only be involved
in producing egg cells
in female insects, and is very
similar to a
gene that controls cell division
in everything from yeast to
humans.»
In a report that appears in PLOS BIOLOGY, Dr. Hugo Bellen and his colleagues at Baylor College of Medicine and the Jan and Dan Duncan Neurological Research Institute at Texas Children's Hospital and BCM, and Dr. Chao Tong, at the Life Sciences Institute and Innovation Center for Cell Biology, Zhejiang University in Hangzhou, China, find that mutations of human homologs (genes that carry out similar functions) of cacophony and its partner straightjacket (Cacna1a and Cacna2d2 respectively) cause defects in autophagy in neuron
In a report that appears
in PLOS BIOLOGY, Dr. Hugo Bellen and his colleagues at Baylor College of Medicine and the Jan and Dan Duncan Neurological Research Institute at Texas Children's Hospital and BCM, and Dr. Chao Tong, at the Life Sciences Institute and Innovation Center for Cell Biology, Zhejiang University in Hangzhou, China, find that mutations of human homologs (genes that carry out similar functions) of cacophony and its partner straightjacket (Cacna1a and Cacna2d2 respectively) cause defects in autophagy in neuron
in PLOS BIOLOGY, Dr. Hugo Bellen and his colleagues at Baylor College of Medicine and the Jan and Dan Duncan Neurological Research Institute at Texas Children's Hospital and BCM, and Dr. Chao Tong, at the Life Sciences Institute and Innovation Center for Cell Biology, Zhejiang University
in Hangzhou, China, find that mutations of human homologs (genes that carry out similar functions) of cacophony and its partner straightjacket (Cacna1a and Cacna2d2 respectively) cause defects in autophagy in neuron
in Hangzhou, China, find that mutations of
human homologs (
genes that carry out
similar functions) of cacophony and its partner straightjacket (Cacna1a and Cacna2d2 respectively) cause defects
in autophagy in neuron
in autophagy
in neuron
in neurons.
Although that marker, called IL21, had not previously been associated with autoimmune diseases, the
gene that produces it sits right
in the stretch of DNA known to make these mice vulnerable to diabetes, suggesting that IL21 might make a drug target, says Sarvetnick.Furthermore, by giving the animals a shot of dead bacteria —
similar to an immunization
in humans — when they were newborns, Sarvetnick and her colleagues prevented a surfeit of CD4 + and CD8 + cells.
ET: «What this data analysis pipeline, moreover, creates is motivation to look for
similar forms of
gene loss
in other types of symbioses, such as that between
humans and their gut microbiomes.
The neural circuits underlying social behavior «must be very different for
humans and honey bees, yet it appears at the molecular level, the
genes are employed
in a
similar manner,» he says.
Two groups of researchers report today that washing
human skin cells
in similar cocktails of four
genes enabled them to reprogram the cells to resemble those harvested from embryos.
To prevent this decline
in Area X, White's research team used methods
similar to
human gene therapy to insert a version of FoxP2
in male zebra finches.
A
human gene similar to the one found
in worms may also be involved
in our decision - making.
Hebrok found that when the Brg1
gene is knocked out
in mice that are predisposed to PanIN development and subsequent PDA, lesions form that are
similar to
human IPMN.
Further studies showed that very
similar genes controlled the process
in animal and
human cells, and also helped piece together how the
genes work together to keep the cell's recycling centers running.
Blau's group found that the daily changes
in Rho1 activity are controlled by rhythms
in transcription of a
gene very
similar to
human Puratrophin - 1.
The team used
gene expression profiling and found that canine B - cell lymphoma expression profiles were
similar in many ways to
human B - cell lymphoma, thus paving the way for future studies, including therapeutic clinical trials
in dogs and
humans.
On the other hand,
in no case did Africans and Neanderthals share
similar versions of a
gene, to the exclusion of other
humans.
In humans, a
similar protein complex called CSN and its subunit CSN6 is now believed to be a cancer - causing
gene that impacts activity of another
gene (Myc) tied to tumor growth.
This
in turn should help geneticists work out the functions of
human genes, many of which are likely to have sequences
similar to those found
in the nematode.
It uses a virus already approved by the Food & Drug Administration for other genetic therapies
in the eye; it delivers an ion channel
gene similar to one normally found
in humans, unlike others that employ
genes from other species; and it can easily be reversed or adjusted by supplying new chemical photoswitches.
The paper published online this month
in Genetics examines a «foraging
gene»
humans share
in common with the flies, which plays multiple roles and is found
in similar places, such as the nervous system,
in the muscle and
in fat.
A 7000 - year - old hunter - gatherer found
in a Spanish cave has a genome surprisingly
similar to modern
humans, with blue eyes and a host of immunity
genes
Indeed, a close look at the chimp genome reveals an important lesson
in how
genes and evolution work, and it suggests that chimps and
humans are a lot more
similar than even a neurobiologist might think.
In the study, the scientists used a type of mouse, called CVN - AD, that they had created several years ago by swapping out a handful of important
genes to make the animal's immune system more
similar to a
human's.
The measurement data prove that the feature is inherited
in a
similar way
in all primates —
humans included — and varies across different species and genera
in a way that mirrors the evolutionary relationships worked out earlier by analyzing bones and comparing
genes.
What is remarkable is that the basic organisation of the EDC
genes is
similar in humans and turtles.
They also showed that certain
genes and elements are
similar in both species, providing a basis to use the mouse to study relevant
human disease.
Because many rabbit
genes are
similar to their
human counterparts, manipulating disease
genes in rabbits, like the one responsible for cystic fibrosis, may permit researchers to track the disease's onset and better understand what goes awry.
In human trials, researchers remove some of patients» T cells through a process similar to dialysis and then engineer them in a laboratory to add the gene for the CAR so that the new receptor is expressed in the T cell
In human trials, researchers remove some of patients» T cells through a process
similar to dialysis and then engineer them
in a laboratory to add the gene for the CAR so that the new receptor is expressed in the T cell
in a laboratory to add the
gene for the CAR so that the new receptor is expressed
in the T cell
in the T cells.
Cebrià highlights that «as there are
genes which are
similar to egr - 4
in other lineages — for instance the
human species — , this function may be particularly interesting to understand the process of regeneration
in metazoans.»
In the animal studies, mice containing the
gene expressing
human resistin and infected with a parasitic worm
similar to the
human hookworm experienced excessive inflammation, leading to increased weight loss and other symptoms.
She found a
gene for what's known as the major histocompatibility complex (MHC)-- cell surface molecules that help the immune system recognize foreigners — that was remarkably
similar to one
in humans that allows infected people to keep the virus
in check for decades.
«Fish eyes to help understand
human inherited blindness: Discovery of a
gene in zebrafish that triggers congenital blindness could lead to a suitable cure for
similar disease
in humans..»
Whereas liver and blood
gene activity patterns showed the expected differences among the three groupswith
human transcription looking
similar to that of the chimp, and different from that of the more evolutionarily distant macaquegene activity
in the brain revealed stark differences between
humans and chimps.
To find out whether Rh proteins perform a
similar function, the team knocked out ammonium transporter
genes in yeast and replaced them with
human Rh protein
genes.
They also found a statistically significant, but weaker, correlation between people's
genes for BMI and actual BMI
in partners: People had actively chosen partners with
similar genes to themselves, the team reports today
in Nature
Human Behaviour.
Its genome has been fully sequenced, its
genes are easily manipulated, and many
genes found
in the fruit fly control
similar processes
in humans.
Since Chinese researchers announced the first
gene editing of a
human embryo 2 years ago, many expected that
similar work
in the United States was inevitable.
Humans have an ortholog of the murine Nrk
gene, and considering that the
gene expression pattern
in breast tumor
in Nrk mutant mice was
similar to that
in human luminal B breast cancer, the findings of this study may lead to further understanding of the mechanisms of
human breast cancer suppression and to advances
in its diagnosis and therapy.
After removal of
similar viral genomes, bootscan plots of the whole genome and individual
genes from a subset representing
human / simian adenoviruses
in species A — G and all non-primate vertebrate adenoviruses were generated.
In addition, mouse brown fat in the collar bone is morphologically similar to human brown fat in the same location, produces compounds involved in the production of heat and expresses genes similar to those expressed by human brown fat.&raqu
In addition, mouse brown fat
in the collar bone is morphologically similar to human brown fat in the same location, produces compounds involved in the production of heat and expresses genes similar to those expressed by human brown fat.&raqu
in the collar bone is morphologically
similar to
human brown fat
in the same location, produces compounds involved in the production of heat and expresses genes similar to those expressed by human brown fat.&raqu
in the same location, produces compounds involved
in the production of heat and expresses genes similar to those expressed by human brown fat.&raqu
in the production of heat and expresses
genes similar to those expressed by
human brown fat.»