Sentences with phrase «small laboratory studies»

Not exact matches

Small bowel mucosal morphology and inflammation, symptoms, coeliac serology and malabsorption laboratory data were evaluated at baseline and at the end of the study.

Studies of laboratory animals have shown that even small doses of these chemicals impair attention, learning, memory, and behavior.

Flies are ideal for genetic studies because they have short life spans and are small, which means that researchers can breed and interbreed thousands of them in the laboratory until interesting mutations crop up.

Song studies high performance computing at Pacific Northwest National Laboratory, with the goal of making computers smaller, faster and more energy efficient.

Rice collaborated with experimentalists at Argonne National Laboratory and Northwestern University to study borophene, which has been made in small quantities.

Previous studies have largely focused on whether there will be any negative effects, and ignored any positive effects, says Joe Small of the National Nuclear Laboratory in Warrington, UK, another researcher in the consortium.

«Notably, we also observed a small increase in blood histamine levels and a slight release of tryptase from mast cells in the skin of unaffected individuals exposed to vibration,» said Hirsh Komarow, M.D., of NIAID's Laboratory of Allergic Diseases, the senior author of the study.

What began as a means to an end is now an end in itself; the doorstep has become a laboratory, a nursery even, a small - town study in life's cosmic persistence.

Since then, he has worked to bring plant combustion processes into the laboratory where they can be studied, better understood and modeled in smaller, controlled conditions.

«Just sequencing the gut flora gives you an inventory of the bacteria, but does not tell you how they are perceived by the host immune system,» said co-author Dr. Kenneth Simpson, professor of small animal medicine at Cornell's College of Veterinary Medicine whose laboratory characterized the E. coli identified in the study.

In a series of studies published since 2009, researchers in Wells» laboratory used human pluripotent stem cells (hPSCs) to grow embryonic - stage small intestines with a functioning nervous system, and the antrum and fundus regions of the human stomach.

«Previous studies at a few sites had shown that large trees suffer more than small trees during and after droughts, and our theory suggested this should be a globally consistent pattern, but this project was the first to test this hypothesis globally,» said Los Alamos National Laboratory's Nate McDowell, a renowned forest ecologist and plant physiologist who coauthored a paper in the journal Nature Plants highlighting this research.

The Deaconescu Laboratory focuses on structural studies by X-ray crystallography, small - angle X-ray scattering and electron microscopy of protein - protein and protein - nucleic acid complexes, particularly those involved in DNA repair and transcriptional regulation.

The laboratory mouse, small and easy to breed, has long been biologists» favorite model organism for studying mammalian development.

In January 2016, NuScale Power announced the completion of a study commissioned from the UK National Nuclear Laboratory (NNL) supporting the suitability of NuScale's world - leading Small Modular Reactor technology for the effective disposition of plutonium.

Structural eye anomalies (in particular, microphthalmia and coloboma), cataracts, intraocular calcifications, and posterior ocular findings have been reported in infants with presumed and laboratory - confirmed prenatal ZIKV infection; however, posterior findings have been the most prevalent.21,25,28,33,35,36,41 - 43 Case series report chorioretinal atrophy, focal pigmentary mottling of the retina, and optic nerve atrophy / anomalies.28, 34,37,41 - 43,55 Series of 20 or more infants with presumed ZIKV - associated microcephaly report ocular findings in 24 % to 55 %.28, 33,42 In one study, testing for ZIKV IgM was performed in 24 of 40 infants (60 %) with microcephaly and the results were positive in the cerebrospinal fluid in 100 % of those tested.42 The proportion of infants with ocular lesions did not differ in those with and without testing.42 In that series, first trimester maternal infection and smaller head circumference significantly correlated with the presence of abnormal ocular findings.42

Since the recent study analyzed only a small batch of patients, Kim's laboratory is now focused on understanding the connection between chronic itch and problematic immune systems, and whether older people are more likely to have chronic itch.

In laboratory studies with normal and cancer cells, the new radiation delivery system proved able to specifically target colon cancer cells, and what's left over is likely to be easily filtered out by the kidneys because the delivery system's molecules are so small.

The study concludes that infectious virions constitute only a small fraction of a typical HIV - 1 preparation and that, in a laboratory setting, all of the infectious virions can bind to red blood cells and other non-permissive cells (i.e., cells that can not be infected).

The Northwest Regional Educational Laboratory (NWREL) posts a variety of online research, including Kathleen Cotton's ground - breaking 1996 study on small schools, School Size, School Climate, and Student Performance, as well as her December 2001 literature review, New Small Learning Communities: Findings from Recent Literasmall schools, School Size, School Climate, and Student Performance, as well as her December 2001 literature review, New Small Learning Communities: Findings from Recent LiteraSmall Learning Communities: Findings from Recent Literature.

We received a large proportion of small - scale, laboratory studies, and while we definitely see value in these types of studies (given increased experimental control), we think it is important to balance these types of studies with large - scale field experiments.

For two months you study small animal surgery, two months of horse medicine, two months in the clinical pathology laboratories, and so forth.

As Dr. Dodds points out, since the testing of vaccines is performed primarily in controlled laboratory situations and a very small number of field studies, it's impossible to reproduce the kinds of reactions we see in the real world.

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Primarily designed to house the Cooper Union's School of Engineering and School of Art, the new building's first eight above - ground floors are populated by classrooms, small engineering laboratories, study lounges, art studio space, and faculty offices.

The video report (on YouTube here) includes insights from two early analysts of nuclear winter, Michael MacCracken, who was at Lawrence Livermore National Laboratory in the early 1980s, and Alan Robock of Rutgers, who continues to study the concept and has published on how even a small nuclear exchange between, say, Pakistan and India, could have big impacts on agricultural yields.

While that's a small number, «Small changes in sea levels in certain places mean very big changes in the kind of protection of infrastructure that you need to have in place,» said Erik Ivins, a geophysicist at NASA's Jet Propulsion Laboratory in California and one of the contributors to Thursday's ssmall number, «Small changes in sea levels in certain places mean very big changes in the kind of protection of infrastructure that you need to have in place,» said Erik Ivins, a geophysicist at NASA's Jet Propulsion Laboratory in California and one of the contributors to Thursday's sSmall changes in sea levels in certain places mean very big changes in the kind of protection of infrastructure that you need to have in place,» said Erik Ivins, a geophysicist at NASA's Jet Propulsion Laboratory in California and one of the contributors to Thursday's study.

One small laboratory - based study found that parents interact less with their children in the presence of a television set that is turned on.11 In a separate retrospective study conducted in a low - income population, television exposure time was associated with self - reported decreased parent - child vocal interactions.12 To date, no study has prospectively examined the effects of child television viewing on the frequency and nature of adult - child interactions in a population - based sample outside of a laboratory setting.