Sentences with phrase «microbial samples using»

Dr Bayrakci and the team will collect cores of rocks and take fluid and microbial samples using two specialist robot drills.

Not exact matches

One 2013 study found significant microbial contamination in breast milks samples purchased online, concluding that mothers should avoid use of donated or sold breastmilk and suggesting further use of lactation services as the solution to increasing breastfeeding rates.

Now researchers in California and Virginia have identified symbiotic bacteria living on amphibians» skins that protects them from the deadly fungal disease, and later this summer the scientists will collect some of the microbial samples, culture them in the lab, and use the product to inoculate some frogs in California's Sierra Nevada to see if the approach stops chytrid in the wild.

Microbial ecologist Terry Hazen of Lawrence Berkeley National Laboratory (LBNL) and his colleagues used two ships to collect 200 samples from 17 deep water locations between May 25 and June 2.

By using a sampling kit and answering a few questions, volunteers help researchers create an atlas of microbial diversity in homes across the country.

Using a portable, miniature DNA sequencing device (Oxford Nanopore MiniON), the researchers show for the first time that not only can the tool be used for examining environmental samples in extreme and remote settings, but that it can be combined with other methodology to detect active microbial life in the field.

Using existing low - cost and low - weight technology in new ways, the team created a modular «life detection platform» able to culture microorganisms from soil samples, assess microbial activity, and sequence DNA and RNA.

Collaborators at Human Longevity, Inc. sequenced the microbial genes extracted from each participant's stool sample and used that information to determine which species were living where, and the relative abundance of each.

They sent soil samples for DNA testing, looking for matches with particular genes known to be found in microbes and fungi; they tried to stimulate microbial growth on a wide variety of substances and then count the cells produced; and they used highly sensitive radiorespiration activity assays, which involve feeding the soil microorganisms a food source which has been labelled with radioactive carbon, which can then be used to detect if the microorganisms are active.

The researchers used 16s rRNA sequencing to characterize the microbial population in stool samples donated by 19 inhabitants of the Hamlet of Resolute Bay, a Canadian Arctic village on the southern end of Cornwallis Island accessible only by plane (and, when the sea ice breaks up, by boat).

To detect NAFLD earlier and more easily, researchers in the NAFLD Research Center at University of California San Diego School of Medicine, Human Longevity, Inc. and the J. Craig Venter Institute report that the unique microbial makeup of a patient's stool sample — or gut microbiome — can be used to predict advanced NAFLD with 88 to 94 percent accuracy.

They collected 360 microbial samples from 20 locations (9 air, 11 surface) at 18 time points, using air filters and swabs.

Several reasonable explanations arise given these results: (1) all players were exercising, and exercise produces predictable changes in skin habitat conditions that are likely to affect bacterial communities over time; (2) players were acquiring microbial transients from the built environment; and (3) players were coming into repeated physical contact with their teammates and those from opposing teams, often using the sampled area of their upper arms, and potentially sharing portions of their skin microbiomes.

Following the isolation and purification of microbial DNA from all samples, we used community fingerprinting (ARISA) and high - throughput sequencing of the 16s ribosomal RNA gene (V1 - V3) to describe the microbial community structure in each group.

In order to assess variation in microbial assemblages (bacterial, fungal and ciliate), matrices consisting of OTU's and samples were generated using both presence / absence and band intensity data, using marker lanes for between - gel comparisons.

DNA samples are prepared from microbial specimens, and then analyzed using massively parallel sequencing methods such as 454 / Roche pyrosequencing [20].

Although we could readily detect distinctive microbial signatures in oral and vaginal samples, we were unable to distinguish placental samples from contamination controls using our data.

Analysis of that sample showed that early Mars offered environmental conditions favorable for microbial life, including the key elemental ingredients for life and a chemical energy source such as used by some microbes on Earth.

Although those samples showed microbial life, there were questions about the drilling technique that used kerosene to help keep the drill pipe pressurized.

Microbiologist, Dr. Jason Sylvan, Assistant Professor of Oceanography, Texas A&M University, who samples microbes from the depths of ocean, measures microbial enzyme activity using the portable Spark ® microplate reader by Tecan that he carries with him on the ship.