In this study, various gene copy numbers of AVR-Pita1 were identi

In this study, various gene copy numbers of AVR-Pita1 were identified in most of the transformants. However, the level of avirulence of these transformants remained unchanged PARP inhibitor when compared with other transformants. In fact, all of the transformants became avirulent, suggesting that the position and arrangement of AVR-Pita1 had no effect on the level

of avirulence. Previously, Khang et al. [11] identified three members in the AVR-Pita gene family and confirmed the function of each member as well as their promoters by transferring different combinations of the coding regions and promoter regions. In their study, both AVR-Pita1 and AVR-Pita2 conferred avirulence on isolates virulent toward Pi-ta-containing rice cultivars but AVR-Pita3 failed to do so [11]. These findings are consistent with the predicted role of AVR-Pita1 as an elicitor interacting specifically with the Pi-ta protein in triggering resistance in plant cells [12] and [13]. Major R gene-mediated resistance can be robust and complete, but may not be long-lasting.

That Pi-ta has been defeated by race IE1k suggests an urgent need for exploring novel approaches. In this study, we altered isolates by converting isolates back to their presumed wild-type state. When this was done, the isolates were no longer able to infect Pi-ta-carrying cultivars. For the first time, we experimentally demonstrated that Pi-ta in the U.S. cultivars recognizes the original Trametinib order AVR-Pita identified from a Chinese isolate O-137 and initially named AVR2-YAMO. Our findings also suggest that the development of a novel race carrying the AVR-Pita1 allele from isolate O-137 of the pathogen could allow the development of rice lines that have more effective, or durable, resistance

to the rice blast pathogen. We thank the University of Arkansas Rice Research and Promotion Board for financial support to Y. Dai; Barbara Valent of Kansas State University for plasmids PCB980 and PCB1003; Michael Lin, Ellen McWhirter and Tracy Bianco of USDA ARS DB NRRC; and Jin-Rong Xu of Purdue University http://www.selleck.co.jp/products/Vorinostat-saha.html for the technical assistance. USDA is an equal-opportunity provider and employer. “
“Comprising approximately 50% of wheat gluten proteins, gliadins have essentially a plasticizing effect on gluten structure and mainly impart viscosity to dough [1]. Though it is generally concluded that gliadins exert mainly negative effects on overall dough strength, positive contributions of these proteins to loaf volume have also been detected [2], [3], [4] and [5]. Based on their mobility in the A-PAGE gels, as well as their different primary structures, gliadins can be divided into three groups: α-, γ- and ω-gliadins [6].

Herein, we have assembled a noninclusive table of representative

Herein, we have assembled a noninclusive table of representative case series with >100 treated patients (Table 5). Select observations derived from Table 5 include that the radionuclides 125I and 106Ru are best represented, and on average, the data are more than 10 years old. Note that a mean of 341 patients was reported per center, average follow-up was 4.5 years and tumor size reporting lacks AJCC or UICC standardization. With respect to treatment, the mean and median prescription dose were 83 and 80 Gy, respectively (range, 70–100 Gy). Similarly, reported and 5-year local control

rates averaged 3-deazaneplanocin A mw 89.5% (range, 69.9–97.9%). However, there exist no data to allow a meta-analysis comparing relative tumor size and location.

In general, there exists no information concerning cases lost to follow-up. Note that the median rates of metastasis are quite similar except for series reporting on larger tumors (48). this website Finally, visual acuity results vary widely. Visual acuity outcomes are difficult to compare, in that they depend on many factors including but not limited to preexisting exudative retinal detachments, subfoveal tumor position, radiation dose to critical structures, cataract onset, cataract repair, secondary vitreous hemorrhage, radiation maculopathy, optic neuropathy, and the availability of antivascular endothelial growth factor (anti-VEGF) treatment. Clearly, this outcome analysis supports the need for more uniform data collection and reporting among eye cancer specialists. Ophthalmic brachytherapy complications have been related to both radiation and patient-specific factors. These include total dose, dose rate, dose volume, dose to critical structures, tumor size, location, and the biologically variable responses to irradiation. The ABS-OOTF survey indicates (Level 1 Consensus) that there exists no increased risk associated

with radiation cataract removal [62] and [117]. However, almost all centers recommended waiting until 6–12 months after brachytherapy. Radiation induces a progressive vasculopathy caused by loss of pericytes and endothelial Celecoxib cells (118). Clinical findings include transudation of intravascular components (blood, serum, and lipids) and small vessel closure (cotton wool spots). First retinal findings include hemorrhages, edema, and cotton wool infarcts. However, it is the earlier onset radiation macular edema causes reversible vision loss. Later, small vessel closure leads to ischemia, neovascularization, and irreversible atrophy. Variations of this process are also seen in the optic disc and iris. The ABS-OOTF concur (Level 2 Consensus) that untreated radiation maculopathy and optic neuropathy typically result in poor visual acuity. The prognosis for vision diminishes with vasculopathy of the macula, optic nerve, vitreous hemorrhage, and neovascular glaucoma.

Separate standard stock solutions were made for all of 12 isoflav

Separate standard stock solutions were made for all of 12 isoflavone forms and stored at 4 °C. According to the retention time and the maximum UV absorbance for the 12 standards, we accurately detected all forms of isoflavone components based on the UV absorption value at 260 nm. The various components of isoflavones, the aglycone form of isoflavone and the total isoflavone content in soybean seeds were calculated as described by Sun et al. (2011). Soluble solids content is an important parameter for beverage

evaluation in food industry. Therefore, the soluble solids of soymilk were Everolimus molecular weight determined using a Digital Handheld “Pocket” Refractometer PAL-1 (ATAGO Co., LTD, Tokyo, Japan) at room temperature in three replicates before heating. The results were expressed as degrees Brix at 20 °C. The plots of each experiment were arranged in a randomised complete

block design with three replicates. All data were subjected to an ANOVA using the general linear model (GLM) procedure of the SAS 9.2 software for Windows (SAS Institute, 2009) to identify significant treatment effects. Comparisons among means were made using the Least Significant Difference (LSD) test at α = 0.05 or less when ANOVA indicated that model and treatment were significant. Pearson correlation C646 coefficients for seed quality traits and soymilk sensory attributes were calculated based on genotypic means across the years using the correlation procedure (PROC CORR) of SAS 9.2. Moreover, a Principal Component Analysis (PCA) of the correlation matrix was performed for ranking sum values of sensory attributes using the SAS 9.2 software. Stepwise regression was

performed with soymilk sensory parameters and soybean seed chemical traits using SAS 9.2 software. All proceeding treatments were duplicated and field treatments were triplicated. ANOVA showed significant differences in protein and oil contents, fatty acid composition, isoflavone content, Chlormezanone the ratio of 11S/7S, and soluble solid among 70 soybean genotypes (Table 1). This is consistent with previous studies (Poysa and Woodrow, 2002 and Yoshikawa et al., 2014). Moreover, the variance for each seed quality trait spanned a wide range among 70 genotypes in this study. Protein content ranged from 37.04% in HF48 to 47.87% in 09P-21; oil content ranged from 16.97% in LD4 to 22.88% in ZH31; the protein ratio of 11S/7S subunit ranged from 0.99 in SuN to 8.28 in JD12; and isoflavone content ranged from 769.55 μg g−1 in 09J-28 to 2558.56 μg g−1 in 09P-1. The wide variance of seed chemical quality traits suggested an abundant genetic diversity among the 70 soybean genotypes. It is noteworthy that isoflavone components were also significantly different among field experiment repeats, whereas no significant difference was observed in other chemical quality traits (Table 1).

e , mini-thoracotomy vs full sternotomy) approach to C-Pulse Sys

e., mini-thoracotomy vs. full sternotomy) approach to C-Pulse System implantation, the exit site infection risk may be reduced in future studies. C-Pulse patients did not experience

rehospitalizations for stroke, thrombosis, sepsis, and bleeding as is often observed with LVADs. This observation is consistent with the non–blood contacting design of C-Pulse as compared with LVADs. Another important difference between C-Pulse and LVADs is the nonobligatory nature of the system. The non–blood contacting nature of the C-Pulse System allows the device to be intermittently turned off as tolerated for patient convenience. While this may improve patient acceptance of the system, it does create the selleck chemical possibility of poor patient adherence to the therapy. As observed in the present study, nonadherence to therapy might diminish the potential benefits of the system; future studies of this device must take this into account. Strategies to assure high levels of patient adherence to the therapy have been developed. This study is limited by its small size and the absence of a parallel control group. However, it was intended only to provide further proof-of-concept and enough preliminary data to support the design and conduct of a more definitive randomized controlled trial of the C-Pulse System. While measures NSC 683864 ic50 of functional status

and QoL were improved, pVO2 was not. This may indicate that the effect of C-Pulse therapy is primarily on improving submaximal exercise, or this finding may simply represent the inherent limitations of metabolic exercise testing (19). The improvement in 6MWD supports a potential improvement in submaximal exercise capacity with C-Pulse. The present feasibility study suggests that the C-Pulse System may be safe in patients with moderate to severe heart

failure. It also offers preliminary insight into the potential effectiveness of the therapy in these patients. On the basis of review of the feasibility study data, a prospective, randomized, controlled trial designed to demonstrate and extend these observations was approved by the U.S. Chlormezanone Food and Drug Administration in November 2012 and is currently underway. The authors thank the following key C-Pulse trial personnel for their substantial contribution: Debra Kridner, Mary Beth Kepler, Rodney Parkin, Tammy Davis, Carol Holt, and Dori Jones. The authors also thank Jane Bailly, PhD, for her editorial assistance. “
“McKeag NA, McKinley MC, Harbinson MT, Noad RL, Dixon LH, McGinty A, Neville CE, Woodside JV, McKeown PP The Effect of Multiple Micronutrient Supplementation on Left Ventricular Ejection Fraction in Patients With Chronic Stable Heart Failure: A Randomized, Placebo-Controlled Trial. J Am Coll Cardiol HF 2014;2:308–17. Figure 1 printed incorrectly. The correct figure and legend are below. The authors apologize for this error. Figure 1.

However, as we perceive SoA and SoR as real, this feeling makes u

However, as we perceive SoA and SoR as real, this feeling makes us responsible for determining our moral rules and our compliance with the law ( Kahn, 1992). We know from psychology and cognitive neurosciences that moral judgment and intentional behaviour is the result of emotions, affects and rational

reasoning selleck compound ability ( Greene & Haidt, 2002). TBM suggests that decision-making and behaviour are the predictable responses to a stimulus chosen from a collection of individual memories sorted by the unconscious mind. The model explains how people falsely believe that they grow up freely and autonomously albeit with cultural restrictions imposed by the society and the affective and empathic relationships find more that develop between them and their environment. Since FW illusion is a sort of unconscious error, one is unable to enter into a ‘scientific’ discussion about it. This belief in FW exists prior to other cognitive process that attempts to disprove it, and thus, TBM will be unable to change the opinion of any individual. However, because laws are acceptable only if their ‘meaning’ is understood, we can argue that ‘education and scholarship’ will remain the root

of civilisation. Analysing our theory, we can see that action outcomes and incentives, such as blame and reward, are essential for the conscious mind to learn correct actions. For actions with ethical implications we may consider the motivational incentives of guilt. Feeling guilty may or may not determine an affective state by for which one learns how an ethical action should be performed in the future. Moral rules, which are essential for our collective survival, are therefore the product of natural selection. Through socialisation children learn the rules and standards of behaviour are impressed on their memory.

This collection of memories could function as a reference library to be utilised by the individual unconscious mind for future actions (point 1 in TBM). Obsessive–compulsive disorder, perpetuated by guilt symptoms that are not easily dispelled, was described by Freud (1929) as the result of a complex struggle of “Ego” against threats from the external world (nature and society), the instinctive demands of “Id” and the critical and moralizing demands of “Super-ego”. A malignant super-ego might also be the result of too lenient parenting. Thus, formal education together with familiar and social environments are essential for the imprinting of these moral values. We introduced this paper with a quote for Wegner’s model on the arousal of FW illusion and apparent mental causation of voluntary action (Wegner, 2002). This model (WWM) originated from an earlier work with Weathley (Wegner & Wheatley, 1999). The main differences between WWM and TBM are in the fundamentals by which a voluntary action is described or in the specific timing of events.

In addition to assessing WSB outbreaks using the ratio of trees t

In addition to assessing WSB outbreaks using the ratio of trees that record an outbreak, the corrected chronologies were also examined to describe the integrated stand-level response to WSB outbreaks. All of the

corrected chronologies were truncated to the year 1632 and correlated to one another using Pearson correlation coefficients. Data were then transformed using a 10-year spline to reduce inter-annual variability while still maintaining high-frequency variability in the time series. All of the smoothed corrected indices MK-8776 manufacturer were grouped on the basis of their correlation coefficients and averaged into sub-regional chronologies to create outbreak histories within the larger study area. While it was not the primary objective of this study, we examined possible relationships between synchronous outbreaks and climate by comparing the sub-regional chronologies with independently reconstructed summer temperature (June–August) and May 1 snow water equivalence (SWE) anomalies

for the Tatlayoko Lake station (Table 3; Starheim et al., 2012). To facilitate comparison between the datasets, the reconstructed climatic anomalies were transformed using a 10-year spline. Synchronous WSB outbreaks were defined as periods when >5 consecutive years had index values in the lowest 75% percentile in at least 3 of the 4 sub-regional chronologies. Wavelet analysis was performed to decompose the sub-regional chronologies into time–frequency domains to identify the dominant modes of variability through time (Torrence and Compo, 1998). Wavelet analysis was performed using a continuous Morlet transformation at the 99% Nutlin-3 ic50 confidence level on the sub-regional chronologies in the R package dplR ( Bunn, 2008 and Bunn et al., 2012). The tree-ring chronologies used in this study were collected at sites found throughout the study area (Fig. 1). Fourteen archived and newly collected Douglas-fir chronologies

sites were combined to develop 11 host chronologies (Table 1). Six archived lodgepole pine chronologies and 6 archived ponderosa pine chronologies O-methylated flavonoid were combined to develop two regional non-host chronologies (Table 1). The Douglas-fir chronologies were constructed from trees found primarily in the dry-cool Fraser or the dry-cool Chilcotin BEC units, with the exception of the Fraser River and Farwell Canyon chronologies constructed from trees located in the very dry-mild BEC unit (Table 1 and Table 2). Two chronologies were located in transitional BEC units: the Bull Canyon chronology is transitional between very dry-mild and dry-cool Chilcotin; in the southeast the Chasm chronology is transitional between the very dry-warm and dry-cool Fraser (Fig. 1; Table 1 and Table 2). All the Douglas-fir sites were characterized by open forests (averaging 375 trees per hectare) where the drier stands (very dry-mild and very dry-warm) represent a transition from grassland to more continuous forest at higher elevations (dry-cool BEC units) (Steen and Coupé, 1997).

Because clients can obsess about statements made in therapy and m

Because clients can obsess about statements made in therapy and misinterpret or distort information provided by the

therapist, telephone coaching can also be employed when repair is needed in the therapy relationship. Identifying issues from the previous sessions and repairing them before the following session decreases the likelihood that the treatment will be derailed by attending to interpersonal click here crises between the therapist and client. When these conflicts arise, it is not expected that the client wait an entire week to resolve them (Linehan). Thus, telephone coaching provides additional contact between sessions when crises are more likely to occur. Because clients diagnosed with BPD frequently need more contact than can be provided in weekly

counseling sessions (Gunderson, 1996; Linehan), telephone coaching can be an effective medium to provide brief interventions until the next session. Equally important is that a repair is bidirectional. If the therapist feels that something was said (or not said), they too can call the client to make amends. The following vignette illustrates a call in which a client uses DBT phone coaching to repair the relationship. Note how the therapist reinforces, thereby shaping the client’s future behavior to be more interpersonally skillful. CLIENT: Cilengitide datasheet Hi. It’s me. I know we just finished our session an hour ago, but you said something that I can’t get out of my head. It’s really bothering me and I am afraid if I don’t talk to you about it I may end up using or self-injuring. Each therapist must decide how it is that they will offer after-hours phone coaching, when, and for how long (Manning, 2011). Clients need to be instructed as to how they get in contact with their therapist (e.g., answering Sulfite dehydrogenase service, pager, etc.). In general, telephone coaching calls are not lengthy (e.g., rarely over 10 minutes). The expectation of how long each call generally will be should be explained to clients. One difficulty that often emerges in phone coaching is that clients prefer to talk about the problem rather than how to tolerate the problem or solve it

with skills. Therapists must remain vigilant during phone calls for digression on the part of the client, client verbiage that is focused on the past rather than the present situation, or extreme emotional dysregulation. Circumstances such as these not only derail the purpose of phone coaching but also increase the length of the call and run the risk of reinforcing therapist contact rather than skill use. To extinguish these behaviors, therapists must respond in a matter-of-fact, skill-based manner. The broken record technique in DBT can be helpful to employ by repeatedly stating, “I am observing that we are no longer focused on skill use and I am concerned that if we don’t stay on target we will not have the time needed to figure out what you need to solve or tolerate this situation.

After the administration

period, patients returned for fo

After the administration

period, patients returned for follow-up visits for a period of 14 weeks. Patients were allowed to start PR therapy at the discretion of the investigator 3 weeks (patients dosed with 3 mg/kg) or 6 weeks (patients dosed with 5 or 7 mg/kg) after completion of miravirsen or placebo dosing. Patients were treated with pegylated interferon alfa-2a (dose 180 μg/0.5 ml) and weight-based doses of ribavirin (1000 mg for ⩽75 kg and 1200 mg for >75 kg). Treatment response was subdivided in virological breakthrough, virological relapse, non-response or SVR. Virological breakthrough selleck chemical refers to the reappearance of HCV RNA before treatment is completed. Virological relapse was defined as a decrease in HCV RNA below

the limit of detection during treatment, but detectable HCV RNA after treatment was stopped. MK-8776 in vitro Non-response was defined as <2 log decline of HCV RNA at week 12 or HCV RNA positive HCV RNA at week 24 during treatment. SVR was defined as undetectable HCV RNA 24 weeks after treatment was stopped. A rapid viral response (RVR) was defined as undetectable HCV RNA at week 4 during treatment. End points regarding safety were liver failure (such as ascites, jaundice, variceal bleeding or hepatic encephalopathy), liver transplantation, HCC, hospitalization or death. We collected prolonged follow-up data to assess the long-term efficacy and safety. The obtained data included clinical safety data, local laboratory results, virological responses to PR therapy, side effects and stage/grade of liver disease (fibroscan or liver biopsy). The aspartate aminotransferase to platelet ratio index (APRI) score was calculated by the formula: (AST/reference

AST)/(platelets × 100). The study was approved by the Medical Ethics Review Committee of the Academic Medical Center Amsterdam and was carried out in compliance with the protocol, the principles crotamiton laid down in the Declaration of Helsinki, in accordance with the ICH Harmonised Tripartite Guideline for Good Clinical Practice and the local national laws governing the conduct of clinical research studies. To compare the baseline characteristics and outcome measures of the study groups we used the Student’s t-, one-way ANOVA, Kruskal–Wallis, and χ2 tests. A p-value of <0.05 was considered statistically significant. All analyses were performed with the use of SPSS, version 20. This study included 36 patients of whom 27 had received various doses of miravirsen and nine received placebo. Baseline characteristics were similar among the four study groups (Table 1). PR therapy was initiated in 14 (39%) patients. Five subcutaneous injections with miravirsen resulted in a prolonged and dose-dependent decrease in HCV RNA levels (Janssen et al., 2013). The mean of the maximum reduction in HCV RNA levels (log 10 IU/mL) from baseline was 1.2 (p = 0.01) for patients receiving 3 mg/kg, 2.9 (p = 0.003) for those receiving 5 mg/kg, and 3.0 (p = 0.

PYC efficacy was much stronger than procyanidin or taxifolin; the

PYC efficacy was much stronger than procyanidin or taxifolin; therefore, a combination of components or unknown factor(s) in PYC may contribute to inhibition of viral replication. Constitutive activation of NF-kappa B and STAT-3 by HCV is implicated in acute and chronic liver disease (Gong et al., 2001, Waris et al., 2003 and Waris et al., 2005). Consistent with these data, a previous study showed that PYC inhibits NF-kappa B and activator protein-1, and abolishes the degradation of I-kappa B alpha (Cho et al.,

2000). Moreover, a recent study showed that PYC also inhibits expression and secretion of tumour necrosis factor-alpha and interleukin 6, reducing calcium uptake and suppressing NF-kappa B activation (Choi and Yan, 2009). We Y 27632 observed PYC free radical scavenging activity against ROS in HCV replicon cell lines. These data support our finding that PYC exerts its antioxidant

effects directly by scavenging of ROS and indirectly by enhancing cellular antioxidant enzymes (Packer et al., 1999). Our study shows that the natural product PYC inhibits HCV replication both in vitro and in vivo. Our results indicate that in vitro combinations of PYC/IFN-alpha/RBV and PYC/telaprevir lead to a much stronger antiviral response than with either agent alone and that PYC suppresses replication in telaprevir-resistant replicon cells. Future clinical trials are necessary to assess which patients, for example, naïves, non-responders, or those MEK pathway with severe liver disease, could benefit from co-administration of PYC with PEG-IFN-alpha, RBV, or DAAs. Addition of PYC may be a viable strategy to improve the efficacy of HCV therapies using the recently licensed antiviral molecules. The authors declare that they have nothing

to disclose regarding funding or conflicts of interest relating to this manuscript. This research was supported Selleck Baf-A1 by a grant from the Adaptable and Seamless Technology Transfer Program through Target-driven R&D (Japan Science and Technology Agency), grants from the Ministry of Health, Labor, and Welfare, Japan, and the Ministry of Education, Culture, Sports, Science, and Technology, Japan. Sayeh Ezzikouri is supported by a Japan Society for the Promotion of Science (JSPS) Fellowship for Foreign Researchers. The authors thank Drs Yuko Tokunaga and Makoto Ozawa for their support during experiments, Dr Lin Li for combination index calculation and Horphag Research Co., Geneva, Switzerland, for their generous gift of Pycnogenol® powder. “
“Hepatitis C virus (HCV) is a global health problem, affecting approximately 170 million, and results in a chronic degenerative liver disease that is characterised by hepatic fibrosis, cirrhosis and in 10% of cases hepatocellular carcinoma. Therapeutic regimens of pegylated-interferon and the nucleoside analogue ribavirin are only active in about 50% of cases with varying efficacy across different genotypes.

We quantified these mediators based on our

We quantified these mediators based on our Sirolimus knowledge of previous findings showing that AE improves the immunologic response by increasing levels of Th1 cytokines (Ray and Cohn, 2000) or the anti-inflammatory cytokine IL-10 (Nakagome et al., 2005). However, our results have shown that AE did not modify the expression of either Th1 cytokines (IL-2 and IFN-γ) or IL-10. Altogether, our results may suggest that AE acts directly on Th2 cytokine expression; however, the precise mechanism for such an effect needs to be evaluated in the near future. Levels of exhaled nitric oxide (ENO) have been considered to be a marker of

airway inflammation in asthmatic patients and are increased in asthmatic patients (Prieto et al., 2002). Suman and Beck (2002) suggested that the inhibition of NO synthesis slightly attenuates exercise-induced bronchoconstriction. Although we showed that OVA sensitization increased ENO to levels similar to those observed in another OVA-induced asthma model in guinea pigs (Prado et al., 2005), this increase was not reduced by AE, which suggests that the effect of AE was not mediated by NO in our guinea pig model of asthma. Airway remodeling is an important feature

of the asthmatic airway and seems to be a consequence of non-resolved inflammation as well as an imbalance in the healing and repair process (Irvin and Wenzel, 1995). Airway remodeling is characterized by epithelium desquamation, the increased deposition of

extra-cellular matrix proteins on the airway Lonafarnib concentration wall and airway smooth muscle hypertrophy and hyperplasia (Larché et al., 2003). In our animal model, OVA exposure induced an increase in airway edema and bronchoconstriction as well as in the epithelium and smooth muscle. Although AE reduced airway edema, AE had no effect on airway smooth muscle or on bronchoconstriction. One limitation of our study is that we did not evaluate central (cartilaginous) airways that play an important role in the pulmonary mechanical changes secondary to antigen challenge in asthmatic patients and murine animal see more model of asthma. It is possible that the absence of reduction on airway smooth muscle and bronchoconstriction induced by exercise training may be due the fact that we have evaluated only peripheral and not central airways. In contrast, aerobic training induced a thickening of the airway epithelium. The effect on the airway epithelium observed in our study was previously reported by Chimenti et al. (2007), who demonstrated that aerobic training increases apoptosis and the proliferation rate of the airway epithelium independent of any previous inflammation. Our results have also shown that AE did not reduce OVA-induced airway remodeling in our guinea pig model of asthma, contrary to other mouse studies from our group and others demonstrating the beneficial effects of AE on airway remodeling (Pastva et al., 2004, Vieira et al., 2007 and Silva et al., 2010).