Sentences with phrase «testing human samples»

Testing human samples, the team documented higher expression of RORα in skin Tregs compared with those in blood, similar to mice.

Not exact matches

By analysing 599 samples of chimp droppings (P. T. troglodytes are a highly endangered and thus protected species that can not be killed or captured for testing), the researchers were able to obtain 34 specimens that reacted to a standard HIV DNA test, 12 of which gave results that were virtually indistinguishable from the reactions created by human HIV.

6) Lab Testing - Human milk samples are taken during the pasteurization process and cultured to check for bacterial growth.

The team compared the purchased samples with their own preparations of human milk diluted with cow's milk to approximate the amount of contamination required in order to test positive for bovine DNA.

The team also tested human milk samples from subjects with mastitis, an infection of the breast tissue that causes pain and inflammation.

To establish the relevance of their findings, the team tested blood samples from healthy humans, as well as those with a variety of inflammatory bowel diseases, including Crohn's.

The team is also implementing transient tests that, to their knowledge, have never been conducted on blood samples before and are designed to explore the flow regimes that occur in the human body.

Larger biomarker signatures can be detected with technology from CDI Laboratories, which offers microarrays of functional human proteins (over 20,000 on a single array) to test the antibodies present in human liquid biopsy samples, such as blood, serum, plasma, CSF, or tissue lysates.

If Rudenko confirms Clark's PCR tests using additional gene targets, and if Clark or Rudenko manage to grow Borrelia cultures out of human and lone star tick samples, then even the fiercest skeptics will have to recognize that Southern Lyme strains threaten human health, and that Lyme - like illness deserves Lyme - like treatment.

The biobank of MedUni Vienna and Vienna General Hospital is a central service facility dedicated to the storage of human tissue, cell material and body fluids for more in - depth diagnosis, academic research projects and clinical tests, as well as working - up samples by way of a medical service.

By testing all those samples, I identified microbes inhabiting the animal reservoirs and focused on those that showed up in the hunters» blood, making them candidates for firing up human disease.

Chan and colleagues are testing whether humans carry similar signs of stress in these RNA - loaded vesicles by studying college students» semen samples.

While testing the effect of many normal, non-cancerous, human cells on the sensitivity of cancer cells to chemotherapy, they found a specific sample of normal human skin cells that rendered pancreatic cancer cells resistant to gemcitabine.

The interdisciplinary project team is made up of eco - and human toxicologists, physicists, chemists and biologists, and they have just managed to take their first major step forward in achieving their goal: they have developed a method for testing a variety of environmental samples such as river water, animal tissue, or human urine and blood that can detect nanomaterials at a concentration level of nanogram per liter (ppb — parts per billion).

He contacted Susan Murch, a biochemist at the Hospital for Sick Children in Toronto and an expert in finding biomolecules in human tissues, to test the samples in a double - blind study.

In one test, 120 chickens were randomly selected from the 1,006 - bird sample and placed one by one in a box with a human «predator» sitting visibly nearby.

We will develop multiplexed assays that will allow us to measure multiple proteins at a time in human samples, thus increasing the speed with which we can test candidate biomarkers.

To that end, in collaboration with the University of Zurich and MD Anderson Cancer Center, the researchers tested melanoma tumor samples from human patients undergoing treatment with the same targeted therapies.

In the new study, to test whether the same observation was true in humans, Dr. Rostami and colleagues tested blood samples of patients with MS who had not yet received therapy, and those currently being treated with INF - β, a commonly used therapy.

When her team tested fecal samples taken in the 1970s, they found that less than 25 percent of human - based Bacteroides carried tetQ.

The next NASA mission planning to use an MMRTG is the Mars 2020 rover, due to be launched as part of NASA's Journey to Mars, to seek signs of past life on the Red Planet, test technology for human exploration, and gather samples of rocks and soil that could be returned to Earth in the future.

When Burch and Gallup tested samples of human semen, they found luteinizing hormone and follicle - stimulating hormone, both of which can induce a woman to release eggs earlier than normal.

In tests performed on human samples, the device was more than 96 percent accurate for cancer diagnosis.

When this idea was tested on human blood samples, the researchers found that subjects who suffered from depression had unusually low miR135 levels in their blood.

The scientist tested their set - up using frozen human skin cells, segments of pig heart tissue, and sections of pig arteries in volumes almost 20 times larger than previously attempted samples.

The material Professor Barber tested was almost 100 times thinner than the diameter of a human hair so the techniques used to break such a sample have only just been developed.

To test the hypothesis, she spent eight hours rubbing baboon and human tooth samples with grass stalks, which, unlike wooden picks, contain hard deposits of abrasive silica.

To explore the relevance of these results to humans, the TSRI team worked with collaborating researchers in Australia to test fat samples from obese humans and diabetics.

«For the first time, we've successfully recorded a spring fish migration simply by conducting DNA tests on water samples,» says Mark Stoeckle, senior research associate in the Program for the Human Environment.

As the team reports July 1 in the Proceedings of the Royal Society B, supposed yeti and bigfoot samples turned out to come from bears (brown, black and polar), horses, raccoons, one human, some canines (the test didn't narrow down if they were wolves or dogs), cows, sheep, a North American porcupine, a Malaysian tapir and a serow, which is a known animal similar to a goat or antelope.

The kit contains human cells and DNA extracted from them, along with the results of various tests carried out on the samples by a group of molecular biologists.

A chance conversation alerted University of Copenhagen researcher Eske Willerslev, who was just back from two unsuccessful months in Greenland searching for human remains to test for DNA, to the sample, which had been stored at the National Museum of Denmark for more than 20 years.

She and colleagues examined DNA from individual brain cells taken from three donated human brains and tested bulk samples from the hippocampus (an area important for learning and memory) and the frontal cortex (where most thinking and decision making is thought to happen).

Samples from 910 humans in Salvador, northeast Brazil, were tested for Zika virus antibodies as well as for other viruses transmitted by mosquitoes — such as Chikungunya and dengue.

Evidence from the samples they gathered and tested showed that human wastewater nitrogen from septic systems was a major contributor to the high nitrogen concentrations in the estuary and downstream coastal reefs, the latter representing the northernmost extent of coral growth in South Florida.

In testing on laboratory mouse models and human MDS / AML samples, the researchers identified a novel substrate of TRAF6 called hnRNPA1, an RNA binding protein.

The UC Berkeley researchers tested this strategy using patient samples containing human papilloma virus (HPV), in collaboration with Joel Palefsky's lab at UC San Francisco.

Livia Eberlin at the University of Texas, whose team created the device, tested it on 253 human tissue samples (Science Translational Medicine, doi.org/cctx).

When tested in laboratory samples of leukemia cells and in animals with human - like leukemia, the approach caused cancer cells to die much more quickly than with conventional targeted therapies.

Furthermore, none of the proteins detected by these test kits in any human or animal blood samples were the correct size to be irisin.

After doctors found a number of HAT cases in two villages there, French and Cameroon scientists visited the villages, sampling thousands of humans but also taking blood samples from pigs, goats, crocodiles, antelopes, and primates, which they tested for Trypanosoma DNA.

With the cooperation of local governments, researchers sampled and tested 19,192 bats, rodents, non-human primates, and humans in areas where the risk of animal - to - human transmission is greatest, including sites of deforestation, ecotourism, and animal sanctuaries.

«The idea will be to obtain oocytes and discarded embryos from IVF treatments in order to test this technology using human samples.»

Clinical samples were also sent to an outside laboratory (Focus Diagnostics, Cypress, CA) for respiratory viral testing by centrifugation - enhanced shell vial culture followed by direct fluorescent antibody staining for 8 viruses (respiratory syncytial virus, adenovirus, influenza virus A and B, parainfluenza virus types 1, 2, and 3, and human metapneumovirus).

He compared the pit — so named because it is spherical and positioned near the center of a warhead — to the heart of a human being, explaining that destructive testing is like taking a blood sample capable of exposing harmful maladies.

To test this, frozen samples of human and bull sperm were sent to the station and the plan is for the crew on board to thaw the samples before adding a chemical that can activate the sperm movement, which occurs before the space sperm can fuse with an egg.

The researchers haven't tested this method on human tissue samples yet, but it holds some exciting potential.

Specifically, we will test samples from aged and, as a control, younger human subject before and after vaccination with the trivalent inactivated influenza vaccine (TIV) in an exploratory / confirmatory study design to assess age - related responsiveness to the vaccine.

Our proprietary discovery platform enables the identification of disease - specific hydroxymethylated (5hmC) DNA from blood and tissue samples — enhancing human health through more accurate and earlier diagnosis, improved patient stratification and the development of liquid biopsy - based tests.

The mission seeks signs of life on Mars and will test technology for human exploration and gather samples of rocks and soil that could be returned to Earth.