Sentences with phrase «with previous studies using»

The average intensity of the storms that do occur increases by a few percent (Figure 6), in general agreement with previous studies using other relatively high resolution models, as well as with hurricane potential intensity theory (Emanuel 1987).

This suggests that long - term exposure to Mcf1 causes hemocytes to ultimately undergo apoptosis consistent with previous studies using Manduca caterpillars.

Not exact matches

Calculation to determine the necessary number of resident participants used estimations of knowledge from previous studies of pediatric residents, which suggested a baseline knowledge about breastfeeding of 60 percentage points.8, 9,15 To detect an improvement in knowledge score of 20 percentage points with an estimated standard deviation of 20 points, a 2 - tailed α error of 0.05 and a power of 0.80, sample size was calculated at a minimum of 16 resident participants.

For example, among three large studies investigating prostaglandins for induction of labor in women with a previous cesarean delivery, one found an increased risk of uterine rupture (89), another reported no increased rupture risk (5), and a third found no increased risk of rupture when prostaglandins were used alone (with no subsequent oxytocin)(6).

Although most studies of parental depression have focused on mothers, the impact of depression in fathers has received increasing attention.2, 3 Using data from the 2002 National Comorbidity Replication Survey, the Institute of Medicine report also estimated that 4.3 % of men with a child under 18 years old had a major depressive disorder within the previous 12 months.1 In addition, a recent meta - analysis4 suggested that the prevalence of paternal depression within the first year of a child's life was 10.4 %.

Although audit and feedback is often suggested as a way of improving hand hygiene, this study puts its use on a firmer footing than previous non-randomised studies, providing the strongest evidence yet that this is an effective way to improve hand hygiene when coupled with a repeating cycle of personalised goal - setting and action planning.

This allowed them to track changes in calcium ion concentrations in the cells around wounds in living tissue (as opposed to the cell cultures used in many previous wound response studies) and to do so with an unprecedented, millisecond precision.

The study is in line with previous research published by senior author Gratch, whose main interest lies both in how people express these tells — an unconscious action that betrays deception — and using this data to create artificial intelligence to discern and even express these same emotional cues as a person.

Previous studies also demonstrate that moderate hypo - fractionated radiation therapy (HRT), consisting of daily treatment for one month using a larger dose per treatment, provides a similar low risk of recurrence, and may even be lower with HRT than CRT.

«Previous studies of the impacts of drought on flowers and bees have looked at individual species, often in the laboratory, but we used an experiment with rain shelters to examine the effects on real communities of plant species living in chalk grassland,» said Dr Ellen Fry from the University of Manchester, who set up the experiment.

With previous studies showing that higher temperatures, caused by global warming, have led to more unstable mountain rocks — the scientists, who took part in the new study, believe that using the two monitoring techniques together could prove vital for thousands of skiers and mountain climbers who undertake trips every year.

Previous research has tested how well radiation - exposed rats do with basic learning tasks and mazes, but this new Johns Hopkins study focused on tests that closely mimic the self - tests of fitness for duty currently used by astronauts on the International Space Station prior to mission - critical events such as space walks.

The new approach contrasts with previous ways scientists analyzed and came to conclusions about sea level rise because it is «the only proper one that aims to fully account for uncertainty using statistical methods,» noted Parnell, principal investigator of the study conducted collaboratively with researchers at Tufts University, Rutgers University and Nanyang Technological University.

Although previous studies have associated cannabis use with schizophrenia, the latest data suggests that some cannabinoids actually have anti-schizophrenic effects.

Most previous studies asked patients already diagnosed with a disease, such as brain cancer, to recall past cell phone use — a less reliable method.

Three months after the emergency department visit, regardless of study group, opioid use for LBP was uncommon, with fewer than 3 percent of patients reporting use of an opioid within the previous 72 hours.

In a 2014 study, he used brain stimulation to disrupt a rear portion of the temporal lobe and found that it is important for integrating incoming signals with knowledge from previous interactions.

Similar approaches have been taken in previous studies using metallic - based superconductors, but with limited success.

But the new research comes with a caveat: Even though the percentage of adults smoking pot has not doubled, an overall higher percentage of people reported using the drug in 2013 than had been reported in the previous study.

What's more, the researchers found that blocking this mechanism with HCQ — a drug used to treat malaria that has been shown in previous studies to block autophagy — limited BRAF inhibitor - induced autophagy and enhanced cancer cell death in mouse models.

«Interestingly, our research showed the use of standing desks improved neurocognitive function, which is consistent with results from previous studies on school - based exercise programs,» Mehta said.

Dr Barua went on to say: «In this study of men, without previous history MI or stroke, with low testosterone levels, normalization of testosterone levels using TRT is associated with lower mortality, fewer MIs, and strokes.

In addition, the data density and geographic extent of this study is far greater than most previous studies because over 16,000 stream temperature sites were used with thousands of biological survey locations to provide precise information at scales relevant to land managers and conservationists.

Motivated by their previous finding of the presence of P - glycoprotein overexpression in the nasal lining of patients with CRS with nasal polyps, the study authors conducted a randomized, double - blind, placebo - controlled clinical trial studying the use of low - dose Verapamil in 18 patients with CRS with nasal polyps.

Previous cancer studies had shown that by injecting tumors with magnetic nanoparticles made of iron oxide — «essentially rust, with well - tuned magnetic properties,» Anikeeva says — then exposing them to rapidly alternating magnetic fields, excited nanoparticles can be used to heat and destroy cancer tumors while leaving surrounding, healthy tissue intact.

This study also considers the distinct paths of diabetes development compared with previous studies which have predominantly used «full blown» diabetes as the measure of progression for the condition.

In a previous study of civilians with insomnia, Taylor and his research team discovered that cognitive behavioral therapy led to significant improvements in sleep efficiency, with the research subjects» use of sleep medication declining from 87.5 percent before therapy to 54 percent afterward, although the subjects weren't required to stop taking their medication.

In a 2001 study sociologist Ronald C. Kessler of Harvard Medical School and his associates found that more than half of people with panic attacks or severe depression used some form of alternative therapy, including herbs, during the previous year, usually without medical supervision.

«Compared with several other strains that have been studied, the strain that is least sensitive to the most endocrine - disrupting chemicals has been identified, and the EPA is planning to use it in the screening assays,» says Spearow, now a staff toxicologist for the California EPA; he emphasizes that this is his personal opinion, based on previous work conducted at Davis.

While the study found that overall risk was low — in keeping with previous research that has found ARV use in pregnancy to be generally safe — the researchers did find that one ARV drug, atazanavir, was associated with increased risk of birth defects and they said it should be studied further.

«While previous molecular studies have provided simple snapshots of the gene transcript variations that are associated with the exposure of insects to natural and synthetic chemicals, the genomics approaches used in this study offer a significantly more complex perspective on the biochemical and physiological processes occurring in plant - insect interactions,» Schuler said.

Steven Grant, a researcher at the National Institute on Drug Abuse, says that the new findings will help untangle a «chicken and egg problem» with human addiction studies: Previous research found a correlation between the D2 - family receptors and drug abuse, but it was unclear whether fewer receptors contributed to addiction or if chronic drug use led to a drop in the number of receptors.

Previous studies looking at extremely preterm infants - babies born after only 22 to 28 weeks of gestation - typically only look at short periods of time and often use data from specialized centers with the latest technology and treatments, Malloy said.

The replication crisis refers to a growing concern in experimental psychology — and the larger scientific community — about the drop in studies able to confirm previous work with experiments that achieve the same results using the same methods, as well as the increased risk of data manipulation in studies with small sample sizes.

Update: Six French scientific academies issued a statement on 19 October, saying the Séralini study could not reverse previous conclusions that this and other GM crops are safe, because of problems with the experimental design, statistical analysis and animals used, and inadequate data.

The study, appearing March 9 in the journal Scientific Reports, directly tested the antibodies used in previous analyses and showed that they cross-reacted with proteins other than irisin, yielding a false positive result.

Previous genetic studies have examined the association of aspirin, NSAIDs, or both with colorectal cancer according to a limited number of candidate genes or pathways.6 - 10 Thus, to comprehensively identify common genetic markers that characterize individuals who may obtain differential benefit from aspirin and NSAIDs, we conducted a discovery - based, genome - wide analysis of gene × environment interactions between regular use of aspirin, NSAIDs, or both and single - nucleotide polymorphisms (SNPs) in relation to risk of colorectal cancer.

Previous research has tested the use of FLG with nano - sized silicon but this new study has found that FLG can also dramatically improve the performance of larger micron - sized silicon particles when used in an anode.

However, chondrogenesis assays in chick micromass cultures showed that enhanced signaling by the mutant R206H ACVR1 can be partially inhibited by the BMP antagonist Noggin, suggesting that in addition to BMP - independent activity by the R206H ACVR1 receptor, this mutant receptor is also responsive to BMP, consistent with previous BMP signaling pathway studies that used cells derived from FOP patients (48 — 50).

On the basis of the current studies as well as previous reports on the use of intradermal immunization against influenza, hepatitis B, rabies, and other infectious diseases, 2,3,8 it is becoming clear that use of the intradermal route may at least partially overcome the relatively poor influenza - specific immune responses seen in certain at - risk populations, particularly the elderly, in whom the immune response in general is known to diminish with age.9 Moreover, in times of shortage, the dose - sparing intradermal approach might be particularly well suited to the young, healthy persons included in the CDC's high - priority group for vaccination, such as health care workers, as well as to younger, otherwise healthy populations in general.

Moreover, our previous study found that regular use of aspirin after diagnosis was associated with longer survival among the 15 % to 30 % of patients with colorectal cancer and with a mutation in phosphatidylinositol -4,5-bisphosphate 3 - kinase, catalytic subunit alpha (PIK3CA [NCBI Entrez Gene 5290]-RRB-, one of the PI3K family genes.30 Markedly improved survival associated with aspirin according to PIK3CA status was also found in an analysis within a separate clinical trial cohort.31 Further investigations for the joint effect of these genes would be helpful to better understand the underlying molecular mechanisms of aspirin, NSAIDs, and colorectal cancer.

Researchers studying the difference in tool use between our closest living relatives, chimpanzees and bonobos, found that immature bonobos have low rates of object manipulation, in keeping with previous work showing bonobos use few tools and none in foraging.

Aerosol administration was performed as follows, the residual cup was filled with 8mls of the cisplatin agent and the nebulisation time was 10 minutes (almost 1 ml / minute) as observed from our previous studies.14 The aerosol was delivered to the mice (one by one) within a nose only cage that has been previously presented.34 In the groups receiving the intratumoral cisplatin an insulin injection was used to deliver the 2mls of cisplatin within the tumor in different depths, however; a quantity of the drug when the injection was made superficially was lost since it was not accumulated.

A multi-step approach, based on previous studies with experimental and simulated data, was used to improve the chance of identifying true heteroplasmies.

Using a three - dimensional cloud - resolving model with explicit representations of cloud physics, scientists simulated single - and multi-layer mixed - phase clouds observed in previous field studies.

Previous studies have linked gene expression profiles in bCSCs with a clinical outcome [1, 2], and in this study the authors have extended this out to demonstrate that a DNA methylation profile may promote these changes, and furthermore, that this profile can be effectively used to predict prognosis, and potentially aid the therapeutic decision making.

Cannabis use disorder (CUD), replacing previous cannabis abuse and cannabis dependence, might be as common as appearing in one - fifth of regular cannabis users.6 Risk of CUD is higher in those who use more frequently, are male, and begin at a younger age.6, 24 However, in another study of those meeting criteria for having CUD, 67 % remitted (no longer met criteria) at 3 years, with 64 % of them no longer using cannabis.25 Whether regular medical use might result in CUD, what outcomes this might have, and if discontinuation presents concerns are all not well understood.

Estimates of current and ancestral population sizes (Ne1 = 1,600,000; Ne2 = 780,000; Nancestral = 470,000), divergence time (1,800,000 years and assuming a generation time of 1 year), and gene flow (2Nm1autosomal = 1.69; 2Nm2autosomal = 0.83; 2Nm1X - chromosome = 0.38; 2Nm2X - chromosome = 0.26) were obtained from previous studies and inferred using an Isolation - with - Migration model [21], [26].

Smoking peaked in 1996 with 21 % of eighth graders saying they had used cigarettes (defined as having smoked in the previous 30 - day period) and dropped to 7.1 % in 2007, the study showed.

At this last weekend's Advanced Study Weekend, Dr. John McDougall said that the problem with arsenic in rice is not the rice per se, but in the water used to grow it and in some cases from soil affected by previous water sources; and that California rice is OK, but rice from the southeast U.S. is not.