Sentences with phrase «makes genetic studies»

Not exact matches

biochemical evidence such as Cytochrome - cyto - C is just one of the thousands of sequences and is not proof of common ancestry, as there are more variations than similarities in the genetic code, on the other hand a study of the amino acid make - up reveals that man is closer to lamprey than are fish.

Moreover, a few sentences later, Ford made it evident that the traditional interpretations are not placed in jeopardy by the genetic approach: «This study will probably disturb prevailing interpretations of Whitehead's philosophy less than might be imagined, for the interpretations have largely been based on what I call... «the final revisions» of PR» (EWM xi).

A 2008 U.K. study found that contraceptives can make a woman desire the «wrong» man, a men whose genetic makeup is similar to hers when a better partner is one whose genetic makeup is different.

Study have been made, pregnancy is not the only way or symptom to get stretch marks, because genetic history do play role with stretch mark appearing.

In contrast, the new study made use of wrist accelerometer data, which is more objective and quantifiable, and a large genetic dataset from about 85,000 UK Biobank participants aged 40 to 70.

Genetic studies have made stunning claims recently, ranging from who's buried in a famous Viking grave to just how far across the Atlantic Ocean the Vikings may have traveled.

But studies looking at the genomes of this group of men have failed to turn up a genetic cause, which makes a true cure seem an unlikely prospect.

The less - complex nervous system of the fruit fly makes them easier to study than people or even mice, another genetic model organism.

Genetic studies show that mollusk ancestors split from the vertebrates around 1.2 billion years ago, making humans at least as closely related to shrimps, starfish, and earthworms as to octopuses.

The study found that zebrafish that failed to inherit specific genetic instructions from mom developed fatal defects earlier in development, even if the fish could make their own version of the gene.

The researchers did a small study of existing genetic data from the human skin microbiome and estimate that 20 percent of the human population have S. epidermidis strains that make 6 - HAP on their skin, Gallo says.

Called gain - of - function experiments, the studies aim to understand genetic changes that can make viruses such as bird flu, SARS (severe acute respiratory syndrome), and MERS (Middle East respiratory syndrome) more transmissible from person to person.

In a third study reported in Nature, researchers from more than two dozen institutions followed a trail of genetic clues to determine when and how Zika made its way to Florida.

That might cover studies on whether there are genetic changes that would allow Ebola to be transmitted through airborne particles, said epidemiologist Michael Osterholm of the University of Minnesota, something that is crucial for public health officials to know, he said, but which should not be made public.

Burt has made a career studying «selfish genetic elements,» parasitic pieces of DNA or RNA that exist only to propagate themselves.

«I think this is a step towards making sense out of a lot of data — genetic data, environmental data, epidemiological data — to help us understand factors that contribute to long and healthy life,» says Winifred Rossi, deputy director of the Division of Geriatrics and Clinical Gerontology at the National Institute on Aging, who wasn't involved in the study.

A single genetic mutation made the Zika virus far more dangerous by enhancing its ability to kill nerve cells in developing brains, a new study suggests.

«This study gives us strong evidence from a widespread species that the stability of the climate makes a difference in the amount of genetic diversity retained within a species,» said Mager.

Professor Thomas Higham said: «Other recent studies of Neanderthal and modern human genetic make - up suggest that both groups interbred outside Africa, with 1.5 % -2.1 % or more of the DNA of modern non-African human populations originating from Neanderthals.

«At the time, I was fascinated with reports about efforts to create new bacteria that could break down compounds or genetic engineering studies to make plants that provide all of the essential nutrients in food and solve malnutrition,» he says.

The study makes progress toward using gene editing to prevent genetic diseases, but there's still has a long way to go before clinical testing can begin, says Janet Rossant, a developmental biologist at the Hospital for Sick Children and the University of Toronto.

The study's cohort of Quebec twins, which included 223 sets of monozygotic twins (with an identical genetic code) and 332 sets of fraternal twins, made it possible to determine whether the individual differences observed in proactive and reactive aggression were due to genetic or environmental factors.

The study, published in Cell Reports, shows that male and female flies live longer than average when given low doses of lithium during adulthood or later in life, regardless of their genetic make - up.

This hypothesis represents a new and original case study that helps us to understand the impact of culture - factors on the genetic make - up of human populations and on our DNA,» concludes Valentina Coia.

«We have made great efforts and spent many nights in the field to cover large parts of Poland when sampling saliva from the two tree frog species for genetic analyses,» said Tomasz Majtyka, the University of Wroclaw and equal first author of the study.

Studying these two S. aureus families might reveal what genetic factors, from virulence to reproduction, make these particular bugs successful at evading antibiotics.

Much of the data in the study has come out previously, some in earlier papers about the parents of the virus that «reassorted» to make this new H1N1, some in the flood of genetic sequences put into public databases, and some in press interviews with public health agencies and academic investigators.

«In adults, we know that at least 50 percent of one's risk for opioid dependence is genetic, which is why it would make sense that infants respond differently to opioid medication exposure,» said Elisha Wachman, MD, a neonatologist at BMC and who served as the study's lead author.

Bru Cormand, head of the Research Group on Neurogenetics at the Department of Genetics of the UB, affirms that «studies made with monozygotic (genetically identical) and dizygotic twins show that genetic factors play a major role in the aetiology of the disease.»

Europeans must have incurred a rapid change in their genetic make - up because it held an evolutionary advantage for them to be able to digest milk, says Mark Thomas at University College London in the UK, who carried out the study with colleagues.

Among scientists studying human evolution, it has been almost universally assumed that the need to make more vitamin D at Northern latitudes drove genetic mutations that reduce production of the pigment melanin, the main determinant of skin tone, according to Elias.

«In this study we have identified the genetic modifications of the species which make this possible,» he said.

Morgan Fullerton, lead author of the study, added: «Unlike the majority of studies using genetic mouse models, we haven't deleted an entire protein; we have only made a very minor genetic mutation, equivalent to what might be seen in humans, thus highlighting the very precise way metformin lowers blood sugar in Type 2 Diabetes»

Even as advances in ancient - DNA technology have made it possible to probe population mixing and large - scale migrations that occurred thousands of years ago, researchers have had trouble studying the genetic history of the Near East because the region's warm climate has degraded much of the DNA in unearthed bones.

Studying meristem cells recovering from genetic perturbations that had caused the cells to become larger, Professor Sablowski's group made two important observations:

«This is by far the largest twin study of gene expression ever published, enabling us to make a roadmap of genes versus environment,» Sullivan says, adding that the study measured relationships with disease more precisely than had been previously possible, and uncovered important connections to recent human evolution and genetic influence in disease.

The genetic homogeneity, or sameness, of the Finns makes them easier to study than Californians, say, who hail from all over.

Hayashi and her colleagues are now building on the genetic studies to learn how spiders make their silk.

He notes that the genetic and environmental influences at play are far more complex in people, but he thinks the study will facilitate further investigation of how early alcohol exposure could alter decision - making circuitry in the brain.

«This is by far the most comprehensive study to look at the genetic changes that make a woolly mammoth a woolly mammoth,» said study author Vincent Lynch, PhD, assistant professor of human genetics at the University of Chicago.

This study opens up new avenues for the role of purified resveratrol in preventing cancer, but suggests that it may only be effective for people with a specific genetic make - up, particular diets and lifestyles.

Early studies suggested the animals suffered from a low genetic diversity and extensive inbreeding, making them highly susceptible to extinction.

So two new studies are coming as a bit of a shock to the plant community: Researchers have found two types of plants that have ditched the genetic guts that make chloroplasts work.

Previous studies in the lab showed that once HCMV is inside the cell, it quickly becomes latent by entering the cell's nucleus and co-opting a cellular protein called Daxx — part of the intrinsic immune system — to shut down its own replication, the process of reproducing its genetic material to make more copies of itself.

The technique for making copies was the polymerase chain reaction (PCR), which was used to replicate DNA for genetic studies or forensic analysis.

«Study uncovers genetic variation that predicted type and rate of physical decline in patients with Parkinson's disease: «Good» genotype makes less of «bad» protein linked to Parkinson's.»

The study results revolve around the delicacy of DNA molecules, the letters making up the genetic code.

«We've created a genetic combination that no one has ever made before,» said plant scientist Gregg Howe, MSU Foundation professor of biochemistry and molecular biology, who led the study.

The studies — led by Ron Fouchier of Erasmus MC in Rotterdam, the Netherlands, and Yoshihiro Kawaoka of the University of Wisconsin, Madison, and the University of Tokyo's Institute of Medical Science — were designed to see if changes in H5N1's genetic makeup might make it more capable of jumping from human to human.

«It is not a good genetic model organism, but it does regenerate — and that makes it an awesome biological model,» says David Gardiner, a developmental biologist at the University of California, Irvine, who has studied axolotl regeneration for decades.