Here, we compare SNW data generated using two different methods to account for variability in test size, namely (i) the narrow (50 mu m range) sieve fraction method and (ii) the individually measured test size method.

Using specimens from the 200-250 mu m sieve fraction range collected in multinet samples from the North Atlantic, Nepicastat order we find that sieving does not constrain size sufficiently well to isolate changes in weight driven by variations in test wall thickness and density from those driven by size. We estimate that the SNW data produced as part of this study are associated with an uncertainty, or error bar, of about +/- 11%. Errors associated with the narrow sieve fraction buy 5-Fluoracil method may be reduced by decreasing the size of the sieve window, by using larger tests and by increasing the number tests employed. In situations where

numerous large tests are unavailable, however, substantial errors associated with this sieve method remain unavoidable. In such circumstances the individually measured test size method provides a better means for estimating SNW because, as our results show, this method isolates changes in weight driven by variations in test wall thickness and density from those driven by size.”
“Background: Little is known about global patterns of critical care unit (CCU) care and the relationship with outcomes in patients with acute decompensated heart failure (ADHF). Whether a ward or a CCU admission is associated with better outcomes is unclear. Methods: Patients in the Acute Study of Clinical Effectiveness of Nesiritide in Decompensated Heart Failure (ASCEND-HF) trial were initially

hospitalized in a ward or CCU (coronary or intensive care unit). Sites were geographically classified: Asia-Pacific (AP), Central Europe CA3 clinical trial (CE), Latin America (LA), North America (NA), and Western-Europe (WE). The primary outcome of 30-day all-cause mortality or all-cause hospital readmission was adjusted using a two-stage multivariable logistic regression model with a generalized estimated equation that took sites within each country as a nested random factor. Results: Overall, 1944 (38.2%) patients were admitted to a CCU and 3150 (61.8%) to award, and this varied by region: 50.6% AP, 63.3% CE, 60.7% WE, 22.1% LA, and 28.6% NA. The 30-day death or readmission rate was 15.2% in ward patients and 17.0% in CCU patients (risk-adjusted Odds Ratio [OR] 1.44: 95% CI, 1.14-1.82). Compared with CCU patients in NA (24.1% 30-day event rate), the primary outcomes were: AP (10.4%, Odds Ratio [OR] 0.63; 95% confidence Interval [CI], 0.35 to 1.15), CE (10.4%, OR 0.56: 95% CI, 0.31 to 1.02), LA (22.4%, OR 0.60: 95% CI, 0.11 to 3.32), and WE (11.2%, OR 0.63, 95% CI, 0.25 to 1.56). No regional differences in 30-day mortality were observed; however, 30-day readmission rates were highest in NA sites.

3%) compared with parous women (78.0%). Fear for ECV and depression EDS-scores were Selleck Trichostatin A not related with ECV success rate. Parity, placental location, BMI and engagement of the fetal breech were obstetric factors associated with ECV outcome. There was no relation between fear for ECV and abdominal muscle tone.\n\nConclusion: Fear for ECV and

depression were not related with ECV success rate in this study. Engagement of the fetal breech was the most important factor associated with a successful ECV.”
“Paracryptodira is composed of North American Baenidae and an undefined group of North American and European turtles known from the Middle Jurassic to the mid-Paleocene. Traditional members of Pleurosternidae are included in this group. Whereas the North American record extends into the mid-Paleocene, it was proposed that European non-baenid paracryptodirans disappeared during the Early Cretaceous. However, an analysis of turtle remains from the upper Paleocene of Western Europe revealed the presence of a new paracryptodire, beta-catenin signaling herein named Berruchelus russelli. This taxon is distinguished as the only post-Neocomian European

representative of Paracryptodira, and thus increases the European temporal distribution of non-baenid paracryptodirans. Cladistic analyses identify B. russelli as closely related to the Late Cretaceous-middle Paleocene North American Compsemys victa. It is proposed that, after the disappearance of the European Mesozoic paracryptodiran taxa, Europe was recolonized by a paracryptodiran lineage originating from North America, which resulted in B. russelli.”
“Objective:

To compare life expectancies between recently diagnosed HIV-infected patients and age and sex-matched uninfected individuals from the general population.\n\nDesign: National observational HIV cohort in the Netherlands.\n\nMethods: Four thousand, six hundred and twelve patients diagnosed with HIV between 1998 and 2007 and still antiretroviral therapy-naive as of 24 weeks after diagnosis were selected. Progression to death compared to the age and sex-matched general population was studied with a multivariate Cl-amidine concentration hazards model in 4174 (90.5%) patients without AIDS events at 24 weeks. Life expectancy and number of life years lost were calculated using the predicted survival distribution.\n\nResults: During 17 580 person-years of follow-up since 24 weeks after diagnosis [median follow-up 3.3 years, interquartile range (IQR) 1.6-5.8], 118 deaths occurred, yielding a mortality rate of 6.7 [95% confidence interval (CI) 5.5-8.0] per 1000 person-years. Median CD4 cell counts at 24 weeks were 480 cells/mu l (IQR 360-650). According to the model, the median number of years lived from age 25 was 52.7 (IQR 44.2-59.3; general population 53.1) for men and 57.8 (49.2-63.7; 58.1) for women without CDC-B event. The number of life years lost varied between 0.4 if diagnosed with HIV at age 25 and 1.4 if diagnosed at age 55; for patients with a CDC-B event this range was 1.8-8.0 years.

The formation of oxygen vacancies (in samples containing ZrO2 and Y2O3) seemed to promote removal of the coke deposited on the nickel surface during the oxidative reforming of model biogas. The H-2/CO ratios in the reaction products formed on the best catalysts were 1:1, which is desirable for their direct use in the STD and in the Fischer-Tropsch processes. (c) 2013 Published by Elsevier B.V.”
“Objective: To (1) describe type and source of social support perceived by obese youth and examine associations with sociodemographic/anthropometric characteristics, and (2) examine relationships between social support and obesity-specific health-related

quality of life (HRQOL). Methods: Seventy-four obese youth and their primary caregivers participated. Youth completed the Child and Adolescent Social Support Scale and Anlotinib an obesity-specific HRQOL measure, Sizing Me Up. Results: Close friends and parents provided the most social support and were rated most important, except for teacher informational support. Classmates and schools provided the least social support. Body mass index z-score

was correlated with teacher selleck screening library support frequency (r = -.26, p < .05) and minority youth reported more parent support (t(72) = -2.21, p < .05). Compared with other support providers, classmate support significantly predicted most HRQOL scales (p < .001).

Conclusions: Close friends, parents, and teachers are significant GDC-0973 sources of support to youth with obesity; however, classmates play a unique role in the HRQOL of obese youth. (J Dev Behav Pediatr 32:188-195, 2011)”
“In the summer of 2004, the faculty in the psychiatric mental health nurse practitioner (PMHNP) Program at Oregon Health and Science University School of Nursing began the redesign of an objective-based curriculum to a competency-based curriculum. The competencies were based on the 2003 National Organization of Nurse Practitioner Faculties (NONPF) PMHNP competencies. This article describes the background and rationale for the curriculum redesign, the transition process, our resulting set of curriculum competencies, associated learning strategies, and some of the barriers and benefits we encountered. It is hoped that this and other articles describing the implementation of the NONPF PMHNP advance practice competencies will promote further dialogue and the development of best practices regarding competency-based education in advanced practice nursing. (C) 2009 Elsevier Inc. All rights reserved.”
“Whether or not a migratory songbird embarks on a long-distance flight across an ecological barrier is likely a response to a number of endogenous and exogenous factors.

One tumor showed abrupt transition to areas with strikingly pleomorphic morphology, marked nuclear atypia, frequent mitoses (22/10 high-power field), and fascicular

and nested architecture. This was the only case with necrosis. All tumors were immunopositive for desmin (usually diffusely) and HMB-45 (generally in scattered cells); 12/13 (92%) expressed smooth muscle actin, 11/12 (92%) caldesmon, 11/12 (92%) microphthalmia transcription factor (D5), and 3/13 (23%) melan-A. Only 1 (8%) was focally S-100 positive. All tumors were negative for epithelial membrane antigen, GW3965 PAN-K, and KIT (CD117). Follow-up was available for 9 patients, ranging from 10 to 64 months (median, 33). One patient (whose tumor JQ1 nmr showed transition to high-grade malignant morphology) developed metastases to lung, liver, and abdominal wall. No other tumor has recurred or metastasized thus far. Sclerosing PEComa is a distinctive variant with a predilection for the pararenal retroperitoneum of middle-aged women. Sclerosing PEComas seem to pursue an indolent clinical course, unless associated with a frankly malignant component. Long-term follow-up will be required to confirm these findings.”
“Physical activity can

improve quality of life (QOL) in breast cancer survivors but little is known about associations of physical activity and QOL during active cancer therapy. We examine associations between activity levels and QOL in a large cohort of breast cancer patients. Women with EPZ-6438 invasive, non-metastatic breast cancer (n = 2,279) were enrolled between 2006 and 2009 from a managed care organization; assessment were done during active therapy. A physical activity frequency questionnaire was used to calculate the average weekly metabolic equivalent task (MET) hours spent in moderate and vigorous activity during active treatment. QOL was measured by the Functional Assessment of Cancer Therapy-Breast Cancer. Linear regression models tested cross-sectional associations of QOL and functional well-being with physical

activity and covariates [socio-demographics, comorbidity, body mass index (BMI), clinical variables, social support, and assessment timing]. Physical activity had a significant positive unadjusted association with all QOL sub-scales (except emotional well-being) (all P values < 0.01). Overall QOL was 4.6 points higher for women in the highest quartile of moderate and vigorous activity versus women in the lowest quartile (P < 0.001). In regression models, higher activity was associated with better overall QOL and functional well-being, controlling for covariates (P < 0.05). Increasing BMI was also independently but inversely associated with overall QOL (P < 0.001) but did not explain the relationship of activity and QOL. White women reported the higher levels of activity than minority women and activity was associated with QOL for Whites but not for minority women.

(C) 2012 The International Alliance for Biological Standardization. Published by Elsevier Ltd. All rights reserved.”
“Combination treatment with pegylated-interferon-alpha (PEG IFN-alpha) and ribavirin, the current recommended therapy for chronic hepatitis C virus (HCV) infection, results in a sustained virological response (SVR) in only about half of

patients. Because genes involved in the interferon-alpha pathway may affect antiviral responses, we analyzed the relationship between variants in these genes and SVR among participants in the Hepatitis C SU5402 purchase Antiviral Long-Term treatment Against Cirrhosis (HALT-C) trial. Patients had advanced chronic hepatitis C that had previously failed to respond to interferon-based treatment. Participants were treated with peginterferonce-alpha 2a and ribavirin during the trial. Subjects with undetectable HCV RNA AZD9291 at week 72 were considered to have had an SVR. Subjects with detectable HCV RNA at week 20 were considered nonresponders. We used TaqMan assays to genotype 56 polymorphisms found in 13 genes in the interferon-alpha pathway. This analysis compares genotypes for participants with an SVR to nonresponders. The primary analysis was restricted to European American participants because a priori statistical power was low among the small

number (n = 131) of African American patients. We used logistic regression to control the effect of other variables that are associated with treatment response. Among 581 European American patients, SVR was associated with IFNAR1 IVSI-22G (adjusted odds ratio, 0.57; P = 0.02); IFNAR2 Ex2-33C (adjusted odds ratio, 2.09; P = 0.02);JAK1 IVS22 + 112T (adjusted odds ratio, 1.66;

P = 0.04); and ADAR Ex9 + 14A (adjusted odds ratio, 1.67; P = 0.03). For the TYK2-2256A promoter region variant, a borderline association was present among European American participants (OR, 1.51; P = 0.05) and a strong relationship among, African American patients; all 10 with SVR who were genotyped for TYK2-2256 carried the A variant compared with 68 of 120 (57%) nonresponders (P = 0.006). Conclusion. Genetic polymorphisms in the interferon-alpha pathway may affect responses to antiviral therapy Selleckchem 4SC-202 of chronic hepatitis C. (HEPATOLOGY 2009;49:1847-1858.)”
“Background/Aims: A misfolded beta(2)-microglobulin (beta(2)m) is a principle component in dialysis-related amyloidosis. However, no such conformational variant of beta(2)m has yet been reported in a clinical setting. Capillary electrophoresis is a tool that can identify the conformational variant of beta(2)m. Methods: Capillary electrophoresis was used to measure a transitional intermediate from native beta(2)m (N-beta(2)m) to the amyloid beta(2)m.

The series exhibits a conduction threshold at x(m) similar to 0.30. Overall pattern of temperature dependence of resistivity for this series has been fitted with a percolation model. Almost 200% improvement has been SRT2104 chemical structure observed by the formation of composite when compared to the parent sample. (c) 2012 Elsevier Ltd and Techna Group S.r.l. All rights reserved.”
“Pith necrosis is a common disease of tomato in Europe, mainly caused by Pseudomonas

corrugata and other soil-borne species of Pseudomonas. During 2011-2012 a survey was conducted in soil-grown tomato crops in southeastern Sicily (Italy). Plants showed pith necrosis, brown discolouration of the vascular tissues, leaf chlorosis and sometimes wilting of leaves. Thirty bacterial isolates from symptomatic tissues, forming colonies on NA and KB, were identified

by morphological, biochemical and physiological tests. Among them, seven isolates were analyzed for their 16S rDNA and 16S-23S spacer region sequence that resulted in 99 % identity to that of the Xanthomonas perforans type strain (GenBank accession number GQ46173over 2.085 bp.). Additional sequences of fusA, gapA, gltA, gyrB, lacF, and lepA from one selected isolate were 100% identical INCB024360 to sequences of the Xanthomonas perforans type strain. X. perforans local isolates showed similar genomic patterns with REP-PCR and fAFLP, and were clearly distinguished from other Xanthomonas spp. type strains. In stem-inoculation assays, bacteria isolated from symptomatic tomato plants identified as P. fluorescens, P. putida, P. marginalis, P. citronellolis, P. straminea, and Pantoea agglomerans induced discolouration of vascular tissues, while Pectobacterium carotovorum subsp. atrosepticum isolates induced soft rot. Conversely, the isolates here identified as Xanthomonas perforans were able

to induce pith necrosis, vascular discolouration, longitudinal splits and external lesions on stems. This report of X. perforans causing pith necrosis on tomato represents a potentially serious problem that may limit the productivity of tomato crops.”
“Background and aim of the SBE-β-CD purchase study: Although one of the goals of surgical aortic valve replacement (AVR) is to alleviate congestive heart failure (CHF), the latter often occurs after AVR. Surprisingly, the incidence of CHF after AVR remains unclear, as outcomes are reported according to valve-related complications, each of which may result in CHF. The study aim was to: (i) validate a previously described model predicting persistent or recurrent CHF after AVR in a contemporary cohort; and (ii) apply the model to predict late outcomes following AVR with the Trifecta valve. Methods: A previously described statistical model was validated in a cohort of 1,014 patients who received the St. Jude Trifecta prosthesis between 2007 and 2009.

“
“Objective To examine the relative validity of an FFQ based on parental report for pre-school children Selleckchem Pinometostat in the mother-child Rhea’ birth cohort. Design The children’s mothers completed an FFQ that referred to the children’s dietary intake for the previous year by telephone interview. Mothers completed also three food records, two on weekdays and one on a weekend day. Spearman correlation coefficients were calculated for the energy-adjusted values. Weighted kappa statistics ((w)) and the Bland-Altman technique were used to test the degree of agreement between the two dietary methods. Setting Heraklion, Crete, Greece, 2011-2012. Subjects

A total of ninety-nine mothers (corresponding to fifty-one boys and forty-eight girls) participated in the validation study. Results The mean and median values of PP2 order all food group and nutrient intakes did not differ significantly between the two dietary methods. Overall, fair agreement was observed between the FFQ and the food records for ranking participants based on their intake, with (w) ranging from 021 to 040 for most foods and nutrients. On average, 88

% of participants were classified into the same or adjacent tertiles for nutrient and food group intakes by both dietary methods. The degree of agreement was also confirmed by the visual examination of the Bland-Altman plots. Conclusions The study indicates that the Rhea 4 years FFQ is a relatively accurate tool for assessing habitual food group and nutrient intakes among pre-school children in Crete, Greece.”
“PEComas (tumors showing perivascular epithelioid cell differentiation) selleck are a family of mesenchymal neoplasms that include angiomyolipoma, clear cell “sugar” tumor of the lung, lymphangiomyomatosis,

and a group of uncommon lesions that arise in soft tissue, visceral organs, and skin. We describe a distinctive variant of PEComa that shows extensive stromal hyalinization, a feature not previously described in these tumors. Thirteen PEComas with extensive stromal hyalinization were identified from a total of 70 cases of PEComa received between 1996 and 2006 (19%). All patients were women, with a mean age of 49 years (range, 34 to 73y). One patient had tuberous sclerosis. Ten tumors (77%) arose in the retroperitoneum (8 pararenal), and I each in the pelvis, uterus, and abdominal wall. Median tumor size was 9.5 cm (range, 4.5 to 28 cm). All except 2 were grossly well-circumscribed. The tumors were composed of cords and trabeculac of cytologically uniform bland epithelioid cells with palely eosinophilic, granular to clear cytoplasm and round nuclei with small nucleoli, embedded in abundant densely sclerotic stroma. Five tumors contained a spindle cell component, and 6 showed focally sheetlike areas. In all cases the tumor cells were focally arranged around blood vessels. All tumors lacked the delicate nesting vascular pattern typical of other PEComas.

87 per 100 000 people of incidence rate on average from 2004 to 2011. Individuals living in urban districts had higher risk of contracting measles than counties. Infants aged < 1 y observed the highest incidence rate with

239.35/100 000, and the age-specific incidence rate declined along with age-group but the trend reversed at adults. 52.20% of cases were floating cases and the measles vaccination was significantly VX-770 different from the local cases (x(2) = 51.65, p < 0.001). February to June was the epidemic period for measles incidence with 81.88% of cases reported in cluster.\n\nConclusion: The descriptive characteristics of measles suggested that factors included infant and adult individual, migrant population, and living urban area might be relate to the elimination target. More efforts were need to ensure susceptible population had accepted qualified measles vaccination.”
“A strain of Brevibacillus formosus, capable of producing

a high level of chitinase, was isolated and characterized for the first time from the Great Indian Desert soils. The production of extracellularly secreted chitinase was analyzed for its biocontrol potential and optimized by varying media pH, temperature, incubation period, substrate concentrations, carbon and nitrogen sources, etc. A twofold increase in chitinase production (798 IU/mL) was achieved in optimized media containing (g l(-1)) chitin 2.0, malt extract 1.5, glycerol 1.0, ammonium Citarinostat manufacturer nitrate 0.3 %, T-20 (0.1 %) and media pH 7.0 at 37 A degrees C. The produced enzyme was purified using a three-step purification procedure involving ultra-filtration, ammonium sulphate precipitation and adsorption chromatography.

The estimated molecular weight of the purified enzyme was 37.6 kDa. The enzyme was found thermostable at higher temperatures and showed a t (A1/2) of more than 5 h at 100 A degrees C. Our results show that the chitinase produced by B. formosus BISR-1 is thermostable Crenigacestat in vitro at higher temperatures.”
“In this paper we report on a multilink electromigration test structure in which the current density is varied for the different links. We show the time to failure can be determined for each link by analyzing the resistance vs. time characteristic of the whole chain. Distributions of the obtained times to failure are then used to compute electromigration current exponent and threshold product. Both parameters can be determined with satisfactory accuracy by performing a reduced set of experiments. This structure and method can therefore be employed to significantly reduce experimental workload and cycle time usually required for complex electromigration parameters determination, such as electromigration threshold product. (C) 2010 Elsevier B.V. All rights reserved.

The wastewater was fed to a lab-scale anaerobic upflow sludge blanket reactor (UASBR) operating at mesophilic conditions. The UASB reactor (11.5 L) was operated for 825 days at different hydraulic retention times ranging from 0.85 to 1.62 days and at organic loading rates ranging from 3.40 to 12.25 kg COD/m(3). day. Anaerobic treatability studies indicated that 300 L CH(4) can be produced per check details kg COD removed. At the 445th day of the

study an extreme irreversible inhibition caused by N,N-dimethylaniline was experienced. This paper demonstrated that opium alkaloid industry wastewater can be efficiently treated by UASB type reactors with more than 80% COD removal efficiency at high organic loading rates.”
“Background: To evaluate the association of apolipoprotein B (apoB), apolipoprotein A (apoA), and apoB/apoA ratio with the body fat indicators in patients with stable angina pectoris (SA). Materials and Methods: One hundred and twenty two participants aged 40-60 years old, with a mean age of 52.1 +/- 7.2 years and SA, were recruited for the present study. Body weight, height, and waist circumference (WC) were measured, and waist to height ratio GS-9973 (WHtR) was calculated. After 12 hours of fasting, a blood sample was obtained and serum levels of apoB and apoA were measured and the apoB/apoA ratio was calculated. These patients underwent an abdominal computerized tomography scan (CTS) to

selleck assess visceral and subcutaneous adipose tissue (VAT, SAT).

Linear regressions were computed to assess the relation of apoB, apoA, and their ratio with various measurements of adiposity (VAT, SAT, WC, and WHtR), with adjustment for age, sex, and BMI bigger than 25, WC bigger than 80 in women and WC bigger than 90 in men and WHtR bigger than 0.59. Results: From totally 123 patients with SA with a mean age of 52.1 +/- 7.2 years, 44.7% male and 55.3% women were entered. Significant positive associations were found between visceral fat area and the apoB/apoA ratio (P = 0.02, beta = 0.2), and significant negative correlations were observed between visceral fat area and apoA concentrations (P = 0.04, beta = -0.2). Conclusion: As abdominal fat accumulation is associated with other risk factors such as apolipoproteins in ischemic patients, then we most focus on control of these factors.”
“A high-efficiency CMOS power amplifier (PA) based on envelope tracking (ET) has been reported for a wideband code division multiple access (W-CDMA) and long term evolution (LTE) application. By adopting a high-speed CMOS envelope amplifier with current direction sensing, a 5% improvement in total power-added efficiency (PAE) and a 11 dB decrease in adjacent channel leakage ratio (ACLR) are achieved with a W-CDMA signal. Moreover, the proposed PA achieves a PAE of 25.4% for a 10 MHz LTE signal at an output power (P-out) of 25.6 dBm and a gain of 24 dB.

10 to 0.44 m/h in order to establish an experimental protocol suitable for the start-up of this type of reactors. Total (100%) nitrate reduction was achieved in the UASB reactors with and without zeolite on the 7th and 11th days, respectively, of the second stage of the start-up period, showing

the suitability of the use of this material in this type of reactors. Finally, a third study carried out with both UASB reactors operating in continuous mode at a high organic loading rate (44 kg COD/m(3) d) and a very low HRT (2.5 h) revealed that the reactor with zeolite achieved a nitrate removal efficiency of 92.4% at a nitrogen load of 6.42 kg NO3-/(m(3) d). This last study also demonstrated the robustness of the UASB reactor see more with zeolite under nitrate load variations. (C) 2014 Elsevier By. All rights reserved.”
“OBJECTIVE To determine if 16 single nucleotide polymorphisms (SNPs) associated with type 2 diabetes (T2DM) in Europeans are also associated with T2DM in South Asians and Latinos and if they can add to the prediction of incident T2DM in a high-risk population.RESEARCH DESIGN AND METHODS In the EpiDREAM prospective cohort study, physical measures, questionnaires, and blood samples were collected from 25,063 individuals at risk for dysglycemia. Sixteen SNPs that have been robustly associated with T2DM in Europeans were genotyped. Among 15,466 BAY 73-4506 manufacturer European, South

Asian, and Latino subjects, we examined Selleck FK228 the association of these 16 SNPs alone and combined in a gene score with incident cases of T2DM (n = 1,016) that developed during 3.3 years of follow-up.RESULTS Nine of

the 16 SNPs were significantly associated with T2DM, and their direction of effect was consistent across the three ethnic groups. The gene score was significantly higher among subjects who developed incident T2DM (cases vs. noncases: 16.47 [2.50] vs. 15.99 [2.56]; P = 0.00001). The gene score remained an independent predictor of incident T2DM, with an odds ratio of 1.08 (95% CI 1.05-1.11) per additional risk allele after adjustment for T2DM risk factors. The gene score in those with no family history of T2DM was 16.02, whereas it was 16.19 in those with one parent with T2DM and it was 16.32 in those with two parents with T2DM (P trend = 0.0004). The C statistic of T2DM risk factors was 0.708 (0.691-0.725) and increased only marginally to 0.714 (0.698-0.731) with the addition of the gene score (P for C statistic change = 0.0052).CONCLUSIONS T2DM genetic associations are generally consistent across ethnic groups, and a gene score only adds marginal information to clinical factors for T2DM prediction.”
“Background: Given that acne is a rare condition in societies with higher consumption of omega-3 (n-3) relative to omega-6 (n-6) fatty acids, supplementation with n-3 may suppress inflammatory cytokine production and thereby reduce acne severity.