Sentences with phrase «about human genes»

«We set out to find out about human genes that are implicated in the regulation of the gut microbiome, and we found some that are,» says senior author Ruth Ley, an Associate Professor in the Department of Microbiology at Cornell University and the study's senior author.

Using what we know about human genes, for example, could help us extrapolate details like Neanderthal hair and eye color, their genetic diseases, and possibly even their language capabilities.

Not exact matches

In an effort to find answers to some of those questions, researchers recently identified the so - called «wanderlust gene» (DRD4 - 7R, to be exact), which is present in about 20 percent of humans.

@DOC in addition to what we know about immunology in animals and humans, what you described concerning bacteria is precisely the definition of adaptation and not evolution, the gene already exists!

«in addition to what we know about immunology in animals and humans, what you described concerning bacteria is precisely the definition of adaptation and not evolution, the gene already exists!

We discovered the truth about genes, and so we developed the ability «to create novel organisms expressing domesticated characteristics built to satisfy human needs and the newly emerging desires.»

I have disagreed with him before about these matters, for example when he tried to claim that human exceptonalisim is somehow tied in with our genes being made in the likeness and image of God's, when God, as an incorporeal Being, would not have genes.

So, whatever else you want to think about ho.mo $ exuality and your position on it; two truths remain; (i) human $ exuality, including ho.mo $ exuality is genetic; and (ii) there is no single «gay gene.»

However, when conservationists try to oppose polluters and developers solely with pragmatic arguments about the value to human welfare of, for example, gene pools in rain forests, they have been maneuvered into fighting on the same ground as their opponents.

This is in essence, the sort of argument to which we incline most readily when we worry about recent advances in the study and manipulation of genes and about the implications of the Human Genome Initiative.

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.

With such an undeveloped little brain, they are about as close to their genes as any human will ever get and have little control over their behavior.

Until now, roughly 150 imprinted genes have been found in mice and about half that number in humans.

But when Cherr and his colleagues finally got around recently to checking out the protein in humans, they got a big surprise: About a quarter of men don't make it properly because they have a mutant version of the relevant gene.

Humans and mice share about 97 percent of their genes.

The data suggest that around 3500 B.C. — roughly the same time that many linguists place the origin of PIE and that archaeologists date horse domestication — Yamnaya genes replaced about 75 percent of the existing human gene pool in Europe.

Bacteria make up about one - third of the solid matter in human stool, and Scott Weber, of the State University of New York at Buffalo, studies what happens to the antibiotic resistance genes our nation flushes down its toilets.

In the 1990s scientists such as himself, he explains, were too caught up in the promise of gene therapy to realize that they did not know enough about it to warrant human testing.

These represent about 50 percent of the total estimated number of human protein - encoding genes.

Vamsi Mootha, a mitochondrial biologist at Massachusetts General Hospital, his graduate student Isha Jain, and their colleagues used a popular DNA - editing tool called CRISPR to knock out about 18,000 different genes in human cells that were altered to have the same problems as people with mitochondrial diseases.

Ostrander says that by identifying other dog genes for body size and for traits such as leg length and head shape, researchers may learn more about growth and its disorders — especially cancer — in humans and their best friends.

Readers will have at their fingertips key articles in the history of science from the late 19th through the early 21st centuries, including research about the human genome, breast and colon cancer genes, and the Bose - Einstein condensate in physics.

These retroviral gene sequences make up about 8 per cent of the human genome, and are part of what is called non-coding DNA because they don't contain genetic instructions to make proteins.

«Americans worried about using gene editing, brain chip implants and synthetic blood: US adults show more concern than enthusiasm for using these to «enhance» human abilities.»

«Our study indicates that this small viral protein, Tat, directly binds to about 400 human genes to generate an environment in which HIV can thrive.

But genetically, it is vexingly complex.Its genome is about six times as big as our own, and its genes are distributed among six sets of chromosomes (we humans have just two).

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.

«I was expecting to find that a few genes would be evolving rapidly, while probably the overall distribution would be changing at about the same rate among all the primates, but instead we saw that the brain's gene evolution in the human lineage has actually slowed down,» Wu says.

In several groups of people, a gene variant allowing the lactase, the enzyme breaking down the sugar in milk, to persist into adulthood became common about 5000 to 7000 years ago, when humans were herding cattle — as evidenced by this rock painting of domestic cattle in the Jebel Acacus region of the Sahara desert in Libya.

By comparing our genetic make - up to the genomes of mice, chimps and a menagerie of other species (rats, chickens, dogs, pufferfish, the microscopic worm Caenorhabditis elegans, the fruit fly Drosophila melanogaster and many bacteria), scientists have learned a great deal about how genes evolve over time, and gained insights into human diseases.

All land vertebrates carry a version of the FOXP2 gene, so some of the Oxford researchers then teamed up with colleagues from the Max Planck Institute for Evolutionary Anthropology in Germany to analyze what is unique about the variant in humans and to track how the gene had evolved in our ancestors.

These are not genes but must have an important role because evolution has left them virtually unchanged in both humans and mice since our evolutionary paths parted about 75 million years ago.

A controversial paper about modifying genes in fertilized human eggs raised some serious ethical concerns.

And for about 80 per cent of genes, there is an exact, single match in humans.

This will allow to understand more about genes we currently know very little about, and open up new avenues for research into the genetics of human disease.

Variation in pigmentation among human populations may reflect local adaptation to regional light environments, because dark skin is more photoprotective, whereas pale skin aids the production of vitamin D. Although genes associated with skin pigmentation have been identified in European populations, little is known about the genetic basis of skin pigmentation in Africans.

In line with the views of most biomedical researchers, lawmakers struck a note of caution about the implications of new gene editing techniques that make heritable changes to human embryos.

As large - scale genome sequencing projects, such as the Human Genome Project, near completion, the research community's focus is shifting toward efforts to determine functional information about these sequenced genes.

The amount of variation within any human population, however, almost overwhelms those average differences: Just about any gene variant found among the Lapps or the Malays will eventually be found in Nigerians as well.

«If we're going to make claims about the importance of epigenetics in the human brain, we wanted to start with a gene that we have a fairly good understanding of,» Hariri said.

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.

Imprinting means that in some places along the human genome — about 100 genes in all — the way DNA behaves depends on which parent passes it to the offspring.

«Genes in songbirds hold clues about human speech disorders.»

Only about 100 of the tens of thousands of genes that make up the human genome are marked with these gender - specific stamps, subsequent studies showed.

To do so, a team led by neuroscientist David Holtzman of Washington University in St. Louis injected genes for human apoE3 or apoE4, which is about a third as common, into fertilized mouse eggs.

Moreover, considering that many of Arabidopsiss genes have human counterparts, knowing the locations and functions of the Arabidopsis genes will enable geneticists to locate the human genes and learn more about various disorders.

«What's cool about this group of genes is that they also get turned on in human melanoma,» says Zon, who is also a member of the Harvard Stem Cell Institute and a Howard Hughes Medical Institute investigator.

But in September last year the team announced it had applied to conduct genome editing on these embryos — five months after researchers in China had reported experiments applying CRISPR — Cas9 genome editing to non-viable human embryos, which sparked a debate about how or whether to draw the line on gene - editing in human embryos.

This will cover a pilot project in a small region — about 1/1000 of the human genome — containing the genes for the major histocompatibility complex (MHC), proteins that present snippets of pathogens to immune cells.

Pugh added that he and Venters were stunned to find 160,000 of these «initiation machines,» because humans only have about 30,000 genes.