Sentences with phrase «used in a single study»

This approach, as discussed by Onwuegbuzie and Leech (2006), is advantageous when both quantitative and qualitative data a + re used in a single study.

Not exact matches

This study is the latest in a line of both field and laboratory - based research studies performed over the past several years demonstrating the cleanliness of single - use corrugated packaging.

An independent study in Australia found that people who used traffic light labelling were five times more likely to be able to identify healthier food products than those who saw the single coloured counterpart promoted by industry.

Using DTI, researchers at Wake Forest found in a 2014 study [26] that a single season of high school football can produce changes in the white matter of the brain of the type previously associated with mTBI in the absence of a clinical diagnosis of concussion, and that these impact - related changes in the brain are strongly associated with a postseason change in the verbal memory composite score from baseline on the ImPACT neurocognitive test.

Our use of observational data reflects the existing literature on lactation and maternal health; apart from a single randomized trial examining the effect of exclusive lactation duration on maternal weight loss, 48 there are no published studies of maternal health outcomes in randomized trials of breastfeeding.

less than or equal to lamivudine Acquired Immune Deficiency Syndrome Antiretroviral therapy, usually means 1 - 2 drugs, used in early studies Antiretroviral zidovudine (also known as ZDV) Breastfeeding Baby Friendly Hospital Initiative Breastfeeding and HIV International Transmission Study Combined antiretroviral therapy Centers for Disease Control and Prevention Deoxyribonucleic Acid Exclusive Breastfeeding Enzyme Linked Immunosorbent Assay Food and Agrigulture Organization Fixed dose combination ART, e.g., lamividine, stavudine, and nevirapine Highly Active Antiretroviral Therapy, 3 or more drugs for more effective treatment used in later studies Human Immunodeficiency virus International Atomic Energy Agency Infant feeding Infant and young child feeding Lopinavir cubic millimetre Mother - to - Child Transmission of HIV Non-governmental organization Nevirapine Polymerase Chain Reaction People Living with HIV Prevention of Mother - to - Child Transmission Replacement Feeding Ritonavir Ribonucleic acid, one of the three major macromolecules (along with DNA and proteins) that are essential for all known forms of life single dose NVP United Nations Agencies Joint United Nations Programme on HIV / AIDS United Nations Population Fund United Nations Commissioner for Refugees United Nations Children's Fund U.S. Agency for International Development World Alliance for Breastfeeding Action United Nations World Food Programme World Health Assembly WHO 2010 Guidelines on HIV and infant feeding World Health Organization Zidovudine (same drug as AZT)

For all women included in the study, we collected data on their age, height, weight before pregnancy, body mass index, income quintile, drug and alcohol use (v. no use) during pregnancy, smoking status, status of parenthood (single v. other), parity, gestational age at first prenatal visit, number of antenatal visits and history of ultrasonography before 20 weeks» gestation.

Researchers supporting co-parenting identified a number of fundamental methodological flaws of recent studies that challenge co-parenting of infants and young children: the failure to interview both parents, small and non-representative samples and use of unreliable and invalid measures, and the fact that even these studies have actually found no significant differences in child outcomes in single versus co-parenting families.

A single, small, retrospective case - control study examined the use of newborn transient evoked otoacoustic emission hearing screening tests as a tool for identifying infants at subsequent risk of SIDS.343 Infants who subsequently died from SIDS did not fail their hearing tests but, compared with controls, showed a decreased signal - to - noise ratio score in the right ear only (at frequencies of 2000, 3000, and 4000 Hz).

A ban on single - use plastic bags was one of several options put forward in January by a task force Cuomo created to study the issue of plastic bag waste.

«Previous studies have demonstrated an association between stress and skin symptoms, but those studies relied on small patient samples, did not use standardized tools, are anecdotal in nature, or focused their analyses on a single skin disease,» says Gil Yosopovitch, MD, Chair of the Department of Dermatology at LKSOM, Director of the Temple Itch Center, and corresponding author of the study.

To more accurately reflect the mechanisms driving oligodendrogliomas, the researchers used RNA sequencing to study directly, on a single - cell level, gene expression in samples from six early - stage human tumors.

Women using hormone replacement therapy to relieve the symptoms of menopause faced a lower risk of death and showed lower levels of atherosclerosis, or plaque buildup in the heart's arteries, compared to women not using hormone therapy, according to a single - center study scheduled for presentation at the American College of Cardiology's 66th Annual Scientific Session.

In their study Dr. Würtz and colleagues used a technique called Mendelian randomization to assess whether increases in BMI in 12,664 mostly non-obese adolescents and young adults causally affects multiple cardiometabolic risk markers (82 molecules measured in their blood at a single time pointIn their study Dr. Würtz and colleagues used a technique called Mendelian randomization to assess whether increases in BMI in 12,664 mostly non-obese adolescents and young adults causally affects multiple cardiometabolic risk markers (82 molecules measured in their blood at a single time pointin BMI in 12,664 mostly non-obese adolescents and young adults causally affects multiple cardiometabolic risk markers (82 molecules measured in their blood at a single time pointin 12,664 mostly non-obese adolescents and young adults causally affects multiple cardiometabolic risk markers (82 molecules measured in their blood at a single time pointin their blood at a single time point).

The most widely studied set of quantum numbers is that for a single electron in an atom: not only because it is useful in chemistry, being the basic notion behind the periodic table, valence (chemistry) and a host of other properties, but also because it is a solvable and realistic problem, and, as such, finds widespread use in textbooks.

«We showed that the model accurately represents what we measured in cities, so now we can use it to conduct sensitivity studies, where only a single variable — the percentage of the city covered by impervious versus pervious materials — changes,» he said.

A: I'm working on using solid - state defects in diamonds as magnetic field sensors, with the goal of using them as little nanoscale MRI machines that can study the structure and dynamics of single biological molecules (e.g., proteins).

The study does a «very nice job» of using different approaches to show that climate change is a dominant force, says Thomas Lovejoy, president of the H. John Heinz III Center for Science, Economics, and the Environment in Washington, D.C. «I think the single most important public policy [issue] here is agreeing on what the limit should be on greenhouse gas concentration,» he says.

In a combined experimental and theoretical study on ultrafast excitation of atoms in intense short pulse laser fields scientists of the Max Born Institute succeeded to show that the prevailing and seemingly disparate intuitive pictures usually used to describe interaction of atoms with intense laser fields can be ascribed to a single nonlinear procesIn a combined experimental and theoretical study on ultrafast excitation of atoms in intense short pulse laser fields scientists of the Max Born Institute succeeded to show that the prevailing and seemingly disparate intuitive pictures usually used to describe interaction of atoms with intense laser fields can be ascribed to a single nonlinear procesin intense short pulse laser fields scientists of the Max Born Institute succeeded to show that the prevailing and seemingly disparate intuitive pictures usually used to describe interaction of atoms with intense laser fields can be ascribed to a single nonlinear process.

A study co-led by Ryuichi Shigemoto, Professor at the Institute of Science and Technology Austria (IST Austria), with Alain Marty, Professor at Université Paris Descartes, uncovers that a single docking site may use a single cluster of calcium channels and that both the number of docking sites and the number of calcium clusters change in parallel with brain age.

Using single cell transcriptogenomics to probe the cell's defense mechanisms, study published in Mutation Research — Fundamental and Molecular Mechanisms of Mutagenesis

The second case study was similar to the first, but involved predicting the «handedness» of chemicals made when a catalyst was used to convert a double carbon - carbon bond to a single carbon - carbon bond in a chemical named diarylalkene.

Prof Hans Clevers, from Hubrecht Institute in the Netherlands, joint corresponding author on the paper, said: «Organoids had not been used to study single cancer cells before.

Next, the team used other mouse models in which part of the lung was removed and single cell culture to study the plasticity of cell types during lung regrowth.

Originally, Silverman and Baumann planned to use only male rats in their pilot studies because the cost of including both sexes would be substantial; housing and feeding a single adult rat runs to more than a dollar a day.

The study — conducted by what was then the Texas Natural Resource Conservation Commission, the EPA and more than 40 other public, private and academic institutions — singled out as culprits VOCs such as ethylene, a flammable gas used mainly in the production of plastics.

«Previous studies have used magnetic resonance spectroscopy to look at single metabolites in epileptic brain tissue, but ours is the first to use high strength magnets to look at multiple metabolites simultaneously,» Loeb said.

This would caution against using a single model in the future, as some studies have done,» continued West.

The study authors write that using the LSC17 score to single out high - risk patients predicted to have resistant disease «provides clinicians with a rapid and powerful tool to identify AML patients who are less likely to be cured by standard therapy and who could be enrolled in trials evaluating novel upfront or post-remission strategies.»

«E. coli remains the workhorse microbial host in synthetic biology, and in our study, using the ionic - liquid - tolerant E. coli strain, we can combine many earlier discoveries to create an advanced biofuel in a single pot.»

If one of these people (they're called cut points in the sociologists» study) used a condom and knocked out cross-clique infiltration, he could single - handedly short - circuit the epidemic.

While ADNI researchers use maps such as these to study the pattern and range of degeneration among groups of patients over time, this model could also be used to monitor the progress of the disease in a single patient.

By studying the variations of uranium isotopes recorded in carbonates, the team was able to infer global anoxia occurring throughout the ocean using samples from a single outcrop.

Designing aircraft using computer models isn't new, but in the past, studies either used low - fidelity models or confined themselves to a single area of investigation — the aerodynamics of the wing or its structural integrity.

Through the use of time - lapse microscopy, they were able for the first time in this context to observe and to study sporulation and spore revival at the single - cell level — and how they correlate.

This achievement, reported in a paper published today in Nature Communications, will enable scientists to use traditional surface - science tools — such as x-ray photoelectron and infrared reflection absorption spectroscopy — to perform detailed studies of single gas atoms in confinement.

A single treatment using an optimized, targeted form of faecal microbiota transplantation (FMT) produces sustained clinical and cognitive improvements, according to the results of a long - term follow - up of patients with liver cirrhosis and hepatic encephalopathy (HE) who had participated in a short - term study.

This multimodal approach, published online this week in the journal Cortex, is distinct from many previous studies that have used a single neuroimaging measure.

The physical excavation (video) of Silbury Hill, along with studies using ground - penetrating radar and seismic sonar equipment, has shown that there is not a single human bone in the mound.

The study used whole - exome sequencing to characterize genetic alterations that occur at the single nucleotide level for all genes in 25 cell lines commonly used as models of bladder cancer.

This study further investigated the impact of nicotine use / smoking status and variation in the mu opioid receptor gene (OPRM1), specifically, an A118G single nucleotide polymorphism (SNP, or DNA sequence variation), on the effects of naltrexone on a range of drinking outcomes.

Finally, it should be pointed out that there is no single technology or practice to be recommended, but that these need to be studied for each case; however, the effectiveness of collective treatments in waste treatment and use has been made clear.

Researchers believe it is the largest epigenetic study yet for any single cancer type and, importantly, the first to use a large cohort of primary patient tumor tissues instead of cell lines grown in the laboratory.

Researchers measure the spray cone right down to single droplets using laser measuring devices, study the formation and evaporation of liquid AdBlue films on the walls of the exhaust pipe, and gauge the AdBlue breakdown all the way until the formation of the reduction agent for the nitric oxides in the adjacent catalytic converter.

During the study, a single electrode measured activity in a single frog neuron while the researchers used a computer to generate various parts of frog calls — from a complete call down to a single short sound or tone from the call.

In the paper, the researchers also described that single - cell phosphoproteomics could be used to study how melanoma cells develop resistance to a class of drugs called BRAF inhibitors.

According to EPA, the doses used in the experiment were much higher than EPA's limits on levels to which people can be exposed, and Gray says this single study won't change regulations for vinclozolin and similar antiandrogens.

Lane claimed that two recently released studies — a survey of North American birds and another of fish in the Atlantic Ocean — have shown that a single mitochondrial gene (COI) can be used to distinguish one species from another.

In their study (1), Sebastiani et al. used a number of different genotyping platforms and neglected to perform data quality - control steps, which resulted in their reporting several false - positive single - nucleotide polymorphism (SNP) associationIn their study (1), Sebastiani et al. used a number of different genotyping platforms and neglected to perform data quality - control steps, which resulted in their reporting several false - positive single - nucleotide polymorphism (SNP) associationin their reporting several false - positive single - nucleotide polymorphism (SNP) associations.

The short note, by Editor - in - Chief Bruce Alberts, acknowledged that the study's authors «used a number of different genotyping platforms and neglected to perform data - quality control steps, which resulted in their reporting several false - positive single - nucleotide polymorphism (SNP) associations.»