(C) 2011 Wiley Periodicals, Inc J Appl Polym Sci 121:

(C) 2011 Wiley Periodicals, Inc. J Appl Polym Sci 121: AR-13324 mouse 2652-2661, 2011″
“Magnetic properties such as Curie temperature (T(C)), saturation magnetization (M(s)), remanent magnetization (M(r)), and coercivity (H(c)) of nanoparticles of magnesium ferrites (MgFe(2)O(4)) were studied in a broad range of temperatures varying from room temperature to 800 K. The magnetization decreases with increasing temperature, approaching 0 at similar to 750 K. The Curie temperature, determined by means of the inverse susceptibility versus temperature, was similar to 738 K. The saturation magnetization, coercivity, and remanence decreased with increasing temperature, being close to

0 at temperatures near T(C). However, for temperatures 100 K above room temperature, these magnetic properties were still the same as those at room temperature. The coercivity temperature dependence could be expressed in terms of T(3/4), indicating that MgFe(2)O(4) nanoparticles may form a system of random and noninteracting identical particles. The results are discussed in terms of interparticle interactions induced by the thermal fluctuations, cation distribution, and other imperfections that exert fields on Mg(2+) ions that could increase with temperature. (C) 2011 American Institute of Physics.

[doi:10.1063/1.3536790]“
“The Small molecule library cost carbon cycle modulates climate change, via the regulation of atmospheric CO(2), and it represents one of the most important services provided by ecosystems. However, considerable uncertainties remain concerning potential feedback between the biota and the climate. In particular, it is unclear how global warming will affect the metabolic balance between the photosynthetic fixation and respiratory release of LDN-193189 CO(2) at the ecosystem scale. Here, we present a combination of experimental field data from freshwater mesocosms,

and theoretical predictions derived from the metabolic theory of ecology to investigate whether warming will alter the capacity of ecosystems to absorb CO(2). Our manipulative experiment simulated the temperature increases predicted for the end of the century and revealed that ecosystem respiration increased at a faster rate than primary production, reducing carbon sequestration by 13 per cent. These results confirmed our theoretical predictions based on the differential activation energies of these two processes. Using only the activation energies for whole ecosystem photosynthesis and respiration we provide a theoretical prediction that accurately quantified the precise magnitude of the reduction in carbon sequestration observed experimentally. We suggest the combination of whole-ecosystem manipulative experiments and ecological theory is one of the most promising and fruitful research areas to predict the impacts of climate change on key ecosystem services.

medscape com/cme/eid; (4) view/print certificate “
“Backgrou

medscape.com/cme/eid; (4) view/print certificate.”
“Background: We have described occurrence and clinical manifestations of human coronaviruses (HCoV) in hospitalized Norwegian children with respiratory

tract infection (RTI) and compared selleck chemical them with a group of respiratory syncytial virus (RSV)-infected children.

Methods and Population: We used in-house TaqMan multiplex real-time polymerase chain reaction to test nasopharyngeal samples from 536 RTI episodes in 452 children who were admitted during the 2006-2007 winter. Twenty-one viruses, including HCoV-OC43, HCoV-NL63, HCoV-229E, HCoV-HKU1, and RSV were tested. The amount of viral nucleic acid was recorded semiquantitatively based on the cycle threshold

value.

Results: A total of 665 positive polymerase chain reaction tests were recorded in 536 nasopharyngeal specimens. Coronavirus was found in 68 (12.7%): HCoV-OC43, n = 44 (8.2%), and HCoV-NL63, n = 24 (4.5%). Only RSV and rhinovirus were detected more frequently. Neither HCoV-229E nor HCoV-HKU1 was detected. see more Among children with HCoV-OC43, 73.0% tested positive for at least one other virus, compared with 41.2% with HCoV-NL63 and 40.3% with RSV (P = 0.03 and P < 0.01, respectively). Children with HCoV-OC43 and HCoV-NL63 were older than children with RSV (median age, 19 vs. 10 months, P = 0.01). Lower respiratory tract infection (LRTI) was half as common in children with HCoV-OC43 (48.6%) and HCoV-NL63 (47.1%) as in children with RSV (82.3%) (both P < 0.01). After adjusting for age, chronic disease, LRTI, and co-detection of other viruses in a multiple logistic regression analysis, HCoV was associated with a shorter SRT2104 in vitro fever period and shorter hospitalization time than RSV.

Conclusions: HCoV-OC43 and HCoV-NL63 are common among hospitalized Norwegian children with RTI. Children with HCoV-OC43 and HCoV-NL63 have LRTI less frequently and may need a shorter hospital stay than children with RSV.”
“Assembly of the dolichol-linked oligosaccharide precursor (Glc(3)Man(9)GlcNAc(2)) is highly conserved

among eukaryotes. In contrast to yeast and mammals, little is known about the biosynthesis of dolichol-linked oligosaccharides and the transfer to asparagine residues of nascent polypeptides in plants. To understand the biological function of these processes in plants we characterized the Arabidopsis thaliana homolog of yeast ALG10, the alpha 1,2-glucosyltransferase that transfers the terminal glucose residue to the lipid-linked precursor. Expression of an Arabidopsis ALG10-GFP fusion protein in Nicotiana benthamiana leaf epidermal cells revealed a reticular distribution pattern resembling endoplasmic reticulum (ER) localization. Analysis of lipid-linked oligosaccharides showed that Arabidopsis ALG10 can complement the yeast Delta lg10 mutant strain.

At this writing, the remaining patients are clinically stable and

At this writing, the remaining patients are clinically stable and being followed without surgery. The authors believe that CPA is not a rare anomaly. If careful echocardiographic examination is performed, CPA will be diagnosed more frequently. Although Stem Cell Compound Library clinical trial this pathology usually is associated with genetic syndromes and other cardiac abnormalities, patients with CPA generally are asymptomatic.”
“Acromegaly is debilitating disease occasionally refractory to surgical and medical treatment.

Stereotactic radiosurgery, and in particular Gamma Knife surgery (GKS), has proven to be an effective noninvasive adjunct to traditional treatments, leading to disease remission in a substantial proportion of patients. Such remission holds the promise of eliminating the need for expensive medications, along HSP990 with side effects, as well as sparing patients the damaging sequelae of uncontrolled acromegaly. Numerous studies of radiosurgical treatments for acromegaly have been carried out. These illustrate an overall remission rate over 40%. Morbidity from radiosurgery is infrequent but can include cranial nerve palsies and hypopituitarism. Overall, stereotactic radiosurgery is a promising therapy for patients with acromegaly and deserves further study to refine

its role in the treatment of affected patients.”
“Inflammation may be an important contributing factor to the progression of Eisenmenger syndrome (ES). Markers of systemic inflammation in ES have not been systematically studied. Inflammatory markers including high-sensitivity C-reactive protein (hs-CRP), interleukin-2 (IL-2), IL-6, AZD4547 mouse and interferon-gamma (IFN-gamma) were measured in 42 consecutive ES patients (mean age, 24.3 +/- A 10.6 years) compared with their levels in 22 healthy control subjects. The patients were followed up for a mean duration of

16.3 +/- A 13.7 months. The levels of inflammatory markers were correlated with clinical and hemodynamic variables at baseline and the outcomes of death, hospitalization, and worsening World Health Organization (WHO) functional class at follow-up evaluation. Compared with the control subjects, ES patients showed a significant elevation in hs-CRP (2.99 +/- A 3.5 vs 1.1 +/- A 0.9 mg/dl; p = 0.002) and IFN-gamma (41.3 +/- A 43.6 vs 10.4 +/- A 6.9 pg/ml; p < 0.001) levels. The levels of IL-2 and IL-6 also were elevated but did not differ significantly from those in the control subjects. The patients with hs-CRP levels higher than 3 mg/dl were significantly older (28.9 +/- A 10.6 vs 21.5 +/- A 9.8 years) and had a significantly shorter 6-min walk distance (421.5 +/- A 133.2 vs 493.3 +/- A 74.8 m). The levels of inflammatory markers did not correlate with baseline parameters or clinical outcomes. To conclude, the levels of hs-CRP and IFN-gamma are significantly elevated in ES. Elevated hs-CRP in ES was associated with older age and shorter 6-min walk distance, but the levels of inflammatory markers were not predictive of clinical events.

(2) Brain infarcts by themselves had little effect on cognitive s

(2) Brain infarcts by themselves had little effect on cognitive status, but played Anlotinib concentration an important role in increasing the risk of dementia associated with Alzheimer pathology. (3) Hippocampal volume was strongly correlated with Braak neurofibrillary stage even in participants with normal cognitive function. (4) A linguistic characteristic of essays written in early adult life, idea density, had a strong association with not only clinical outcomes in late life, but the severity of Alzheimer neuropathology as well. (5) The effect of apolipoprotein E-e4 on dementia was mediated through Alzheimer, but not vascular pathology.”
“The main objective of this study was to assess

the aspects of health-related quality of life (QOL) in patients with ankylosing spondylitis (AS) and to explore the disease-related parameters influencing it. One hundred patients with AS according to New York Classification criteria were recruited in this cross-sectional study. The Medical selleck chemical Outcomes

Study Short Form 36 Health Survey (SF-36) was used to assess health-related QOL. Assessment criteria included the evaluation of disease activity (Bath Ankylosing Spondylitis Disease Activity index [BASDAI]), global well-being (Bath Ankylosing Spondylitis Global Index [BASGI]), enthesitis (Mander enthesis index [MEI]), functional status (Bath Ankylosing Spondylitis Functional Index [BASFI]); metrology (Bath Ankylosing Spondylitis Metrology Index [BASMI]) and radiographic find more damage (Bath Ankylosing Spondylitis Radiologic Index [BASRI]). In this study, males comprised 67% of the subjects; mean age was 38 +/- 13 years and mean disease duration was 9.5 +/- 6.8 years. Among these patients, 52% had hip involvement. Our patients had a moderately active disease and severe functional disability. All domains of SF-36 were deteriorated with low scores. The SF-36 subgroups most affected were role limitation

(18.8 +/- 28.1), role emotional (19.4 +/- 35), general health (44.9 +/- 20.3) and vitality (38.0 +/- 18.2). Lower scores of SF-36 had good statistically significant correlations with altered functional status (BASFI), worse general well-being (BASGI), altered metrology (BASMI); and moderate correlations with high disease activity (BASDAI), important radiological damage (BASRI); restricted chest expansion and prolonged morning stiffness (p<0.001). This study states that health-related QOL in Moroccan patients with AS is damaged in a significant way. Mental as well as physical aspects were affected. Functional disability, patient’s well-being, metrology and disease activity are the main factors associated with deteriorating domains of QOL in AS. Recognizing complicated relationships between clinical measures and QOL in patients with AS can help us to develop further management strategies to improve their QOL.

It was also shown that over-expression of 14-3-3 chi leads to hyp

It was also shown that over-expression of 14-3-3 chi leads to hypersensitivity of Arabidopsis seedlings to C/N stress conditions. These results indicate that ATL31 targets and ubiquitinates 14-3-3 proteins for degradation via the ubiquitin-proteasome system during the response to cellular C/N status.”
“The epidemiology of Streptococcus pneumoniae, a major cause of meningitis, pneumonia, bacteraemia and acute otitis media in both children and adults, has been

altered by the availability of the seven-valent pneumococcal conjugate vaccine (PCV7) and selection pressure from broad-spectrum antibiotics. In Spain, the rates of antimicrobial consumption and resistance are high; of all S. pneumoniae isolates collected between 2001 and 2003, 9.2% were penicillin-resistant and 26.4% were

penicillin-intermediate. These rates were even higher in children aged <= 4 years; 52.3% Epoxomicin of isolates were penicillin-resistant or penicillin-intermediate. Serogroup 14 comprises nearly 9% of pneumococcal strains and exhibits the highest resistance to penicillin (69%). Since the introduction of PCV7 in Madrid, the isolates collected from hospitalized children aged <15 years from 21 hospitals revealed that only 8% of cases involving S. pneumoniae isolates were due to PCV7 serotypes, and no PCV7 vaccination failures were identified. These isolates demonstrated low rates of penicillin-non-susceptible selleck products and erythromycin-non-susceptible strains. Among multiresistant strains, serotype 19A was identified as most important. Although the recent WHO position paper on childhood immunizations speaks to the growing resistance of pneumococci, antibiotic resistance in Spain is noted to be decreasing and

must be evaluated in conjunction with global studies.”
“Solid semi-crystalline starch and hydrosoluble glycogen define two distinct physical states of the same type of storage polysaccharide. Appearance of semi-crystalline storage polysaccharides appears linked to the requirement of unicellular diazotrophic cyanobacteria to fuel nitrogenase and protect it from oxygen through respiration of vast amounts of stored carbon. Starch metabolism itself resulted from the merging of the bacterial and eukaryote pathways of storage Selleck Kinase Inhibitor Library polysaccharide metabolism after endosymbiosis of the plastid. This generated the three Archaeplastida lineages: the green algae and land plants (Chloroplastida), the red algae (Rhodophyceae), and the glaucophytes (Glaucophyta). Reconstruction of starch metabolism in the common ancestor of Archaeplastida suggests that polysaccharide synthesis was ancestrally cytosolic. In addition, the synthesis of cytosolic starch from the ADP-glucose exported from the cyanobacterial symbiont possibly defined the original metabolic flux by which the cyanobiont provided photosynthate to its host.

MRI is most clearly indicated when US findings are ambiguous or t

MRI is most clearly indicated when US findings are ambiguous or there is a posterior placenta.”
“Purpose of review

The discovery of T helper (Th) 17 cells that produce the proinflammatory cytokine IL-17 has substantially advanced our understanding

of T-cell biology and autoimmunity. We will review recent findings on effector T cells, in particular Th17 cells, in lupus.

Recent findings

Studies reported increased IL-17 levels in the circulation and tissues in human and murine lupus. Patients with systemic lupus erythematosus (SLE or lupus) had an increased frequency of Th17 cells in peripheral blood which correlated with disease activity. However, the frequency of IFN-gamma-producing Th1 cells did not change in the same patients, suggesting a selective dysregulation of Th17 cells in SLE. In addition, patients with SLE had an SNS-032 solubility dmso increased frequency of IL-17-producing CD3(+)CD4(-)CD8(-)

(double negative) T cells in the peripheral blood and kidneys. Similar findings were noticed in lupus-prone MRL/MP-lpr/lpr (MRL/lpr) mice. A recent study demonstrated that IL-17 could promote B-cell survival and differentiation into antibody-producing cells. This raises the possibility that IL-17 is implicated in the pathogenesis of SLE by promoting humoral immunity against self-antigen.

Summary

Emerging data show a body of evidence that IL-17 and Th17 cells may play a role in the pathogenesis of SLE. BMS-345541 solubility dmso Further studies are warranted

to dissect the mechanism for increased IL-17 production TGF-beta inhibitor review and the therapeutic implication of targeting this cytokine in SLE.”
“Antimicrobial coating oil chicken carcasses may reduce the effects of cross-contamination and improve product shelf-life and safety. Thyme oil was mixed at 0.5%(v/v) with a pre-gelatinized pea starch coating solution. The coating solution was spread oil chicken breast meat after inoculation with selected spoilage and pathogenic bacteria. After inoculation, the chicken meats were packaged in plastic bags and stored at 4 degrees C. During 12 day storage, total aerobic bacteria, lactic acid bacteria, and inoculated orgarisms were minted at 4 day intervals. Thyme oil treatments reduced the viability of Salmonella as well as the growth of Listeria and Pseudomonas by 2 log CFU/g, and to eliminate inoculated Campylobacter during storage. The addition of thyme oil increased the viscosity of the pre-gelatinized pea starch solution. The results suggested that thyme oil inclusion in ail edible starch coating may be a satisfactory delivery system to enhance the safety of processed fresh meat.”
“Objectives: To find an effective way to predict Cesarean section (CS) before induction of labor.

Methods: Nulliparous women at >= 41 weeks of pregnancy were enrolled in the study.

Conclusion Routine radiographs seem

to have limited util

Conclusion. Routine radiographs seem

to have limited utility in the early postoperative period after instrumented LSF and may place patients with normal H/E at an increased risk of undergoing unnecessary diagnostic studies. Patients with abnormal H/E were more likely to undergo more extensive testing leading to additional treatment being prescribed regardless of the interpretation of the radiographs.”
“Endothelial dysfunction LY2603618 cost is strongly linked to cardiovascular disease and outcome of patients with chronic kidney disease. We hypothesized that decreased inflammatory activity and increased adiponectin following transplantation could be one mechanism for a better endothelial health. Fifty-eight living donor kidney transplant non-diabetic recipients, 31 (23 male, 29 +/- 5 yr) on cyclosporine A and 27 (10 male, 26 +/- 5 yr) on tacrolimus immunsupression, were studied longitudinally. Visfatin, adiponectin, high sensitive C-reactive protein (hsCRP)

levels, brachial artery flow mediated dilatation (FMD) and nitroglycerine mediated dilatation were measured before LOXO-101 chemical structure transplantation and on the 30th and 90th day after transplantation. Pre-transplantation visfatin, adiponectin and FMD values of patients were significantly higher than those of the controls (p < 0.001 for all). All values decreased significantly 30 and 90 d post-transplantation. Plasma visfatin and adiponectin, correlated negatively with FMD levels 90 d both before and after kidney transplantation (p < 0.001 for both). Endothelial function improved during the first month after transplantation, and the degree of improvement correlated to reductions in circulating visfatin, adiponectin and hsCRP levels. Of interest, the intracellular enzyme visfatin was the strongest predictor of FMD both before and after kidney transplantation and may thus reflect endothelial cell damage directly.”
“Purpose: Although previous evidence has shown increased likelihood for survival in cancer patients who have social support, little is known about changes in social support during illness and

their impact PX-478 inhibitor on survival. This study examines the relationship between social support and survival among women diagnosed with breast carcinoma, specifically assessing the effect of network size and changes in social contact post-diagnosis. Methods: A population-based sample of 584 women was followed for up to 12.5 years (median follow-up = 10.3 years). The mean age at diagnosis was 44 years, 81% were married, and 29% were racial/ethnic minorities. Cox regression analysis was used to estimate survival as a function of social support (changes in social contact and the size of social support), disease severity, treatment, health status, and socio-demographic factors. Results: Fifty-four percent of the women had local and 44% had regional stage disease. About 53% underwent mastectomy, 68% received chemotherapy, and 55% had radiation.

The patient was discharged in a stable condition This is the fir

The patient was discharged in a stable condition. This is the first case of K. ohmeri fungemia in Taiwan. (C) 2009 International Society for Infectious Diseases. LY2835219 ic50 Published by Elsevier Ltd. All rights reserved.”
“A dume-buchu (Allium senescens L.) cracker with retrograded rice powder was developed for consumption as a children’s snack. For product development, the response surface methodology was used. Market tests using a questionnaire administrated to children and their caregivers were implemented.

To evaluate the product’s quality during storage, chemical, sensory, and microbiological tests were tested. Optimal mixing ratios of the recipe were determined as 22.4% retrograded rice and 11.4% dumebuchu. During storage, the color of the product changed to lighter and adhesiveness of the product (p < 0.001) increased. Escherichia coli, coliform, and Bacillus cereus were GSK1210151A mouse not detected during 13 days, which satisfies the Guidelines of the Food Code Standard of Korea. Consumer in market tests rated the top 2 attributes of the cracker as nutritional value and health. Based on these results, the dume-buchu cracker may have positive impacts as a children’s snack.”
“Polyaniline-graphite

composites were prepared via in situ emulsion pathway, using different weight ratios of aniline to graphite. These composites were characterized for thermal, electrical, and spectral attributes. The thermal stability (similar to 230 degrees C) and electrical conductivity (67.9 S/cm) were improved significantly as compared with polyaniline doped with conventional inorganic dopants such as HCl (140 degrees C and 10 S/cm). Scanning electron micrographs indicated a systematic change in morphology from globular to flaky with increasing amounts of graphite. The relative shifting of UV-visible bands indicates that some interactions exist between doped polyaniline and graphite. Absorption-dominated total electromagnetic interference shielding effectiveness of the order of -33.6

dB suggests that these materials can be used as futuristic microwave shielding materials. The good electrical conductivity and thermal stability make them ideal candidates for preparing conducting composites by melt blending with conventional thermoplastics such as polyethylene, polypropylene, Selleckchem Caspase inhibitor and polystyrene, etc. (C) 2009 Wiley Periodicals, Inc. J Appl Polym Sci 113: 3146-3155, 2009″
“Objective: The aim of this study was to explore the risk factors of schistosomiasis japonica in China, using a hierarchical multi-level model with individuals nested within villages.

Methods: A cross-sectional survey of schistosomiasis japonica was conducted in 16 villages in the Chinese province of Hunan. A multi-level modeling technique (HLM version 6.04) was used to assess risk factors of schistosomiasis. The results from this multi-level model were compared with those from a conventional single-level logistic regression model.

Inclusion criteria included: at least 18 years of age, experienci

Inclusion criteria included: at least 18 years of age, experiencing fatigue, able to provide informed consent and resident in the selected city in northern England for 10 years. Data were collected from two consecutive semi-structured interviews for each participant.

Results: We found that tiredness, fatigue and exhaustion are markers of progressive functional decline. Fatigue had two dimensions:

1) Mental Challenge, which GDC-0973 manufacturer included: emotional effects, cognitive realisation of decline and mental tenacity and 2) Physical Challenge, which included: limitations in leisure activities, limitations in functional roles and re-patterning routines.

Conclusions: This study provides evidence that symptom experience is socially constructed, which has potential implications for the development of effective interventions. (C) 2012 Elsevier Ltd. All rights reserved.”
“Background: The EQ-5D has been extensively used to assess patient utility in trials of new treatments within the cardiovascular field. The aims of this study were to review evidence

of the validity and reliability of the EQ-5D, and to summarise utility scores based on the use of the EQ-5D in clinical trials and in studies of patients with cardiovascular disease.

Methods: A structured literature search was conducted using keywords related to cardiovascular disease and EQ-5D. Original research studies of patients with cardiovascular disease that reported EQ-5D results and its measurement properties were included.

Results: Of selleck kinase inhibitor 147 identified papers, 66 met the selection criteria, with 10 studies reporting evidence on validity or reliability and 60 reporting EQ-5D responses (VAS or self-classification). BKM120 datasheet Mean EQ-5D index-based scores ranged from 0.24 (SD 0.39) to 0.90 (SD 0.16), while VAS scores ranged from 37 (SD 21) to 89 (no SD reported). Stratification of EQ-5D index scores by disease severity revealed that scores decreased from a mean of 0.78 (SD 0.18) to 0.51 (SD 0.21) for mild to severe disease in heart failure patients and from 0.80

(SD 0.05) to 0.45 (SD 0.22) for mild to severe disease in angina patients.

Conclusions: The published evidence generally supports the validity and reliability of the EQ-5D as an outcome measure within the cardiovascular area. This review provides utility estimates across a range of cardiovascular subgroups and treatments that may be useful for future modelling of utilities and QALYs in economic evaluations within the cardiovascular area.”
“We studied the role of classical phagocytic NADPH oxidase (Nox) in the pathogenesis of kidney allograft tubulointerstitial fibrosis. Immunofluorescence studies showed that Nox-2 and p22phox (electron transfer subunits of Nox) colocalized in the tubulointerstitium of human kidney allografts. Tubular Nox-2 also colocalized with alpha-SMA in areas of injury, suggestive of epithelial-to-mesenchymal transition (EMT).

The aim of the study was to search for an association between CD3

The aim of the study was to search for an association between CD36 gene polymorphism and carbohydrate metabolism

disturbances or variability of plasma soluble CD36 concentrations in obese children.

Material/Methods: The study included 60 children aged 10 to 15 years: 30 with (study group) and 30 without (control group) obesity. Each patient’s glycated hemoglobin, weight, height, waist and hip circumference, and systolic and diastolic blood pressure were measured, BMI, WHR and MAP were calculated, and oral glucose tolerance test was performed with glucose and insulin concentration selleck kinase inhibitor measurements. Amplicons of exons 4-6 of CD36 were studied using DHPLC technique. The PCR products with alterations were bidirectionally sequenced. Plasma concentrations of Trichostatin A molecular weight human antigen CD36 was measured using a commercially available enzyme-linked immunosorbent assay (ELISA).

Results: We found two intronic alterations: IVS3-6 T/C (rs3173798) and IVS4-10 G/A (rs3211892), one non-synonymous substitution: G367A (Glu123Lys, rs183461468) in exon 5 and two

synonymous transitions in exon 6: G573A (Pro191Pro, rs5956) and A591T (Thr197Thr, rs141680676). There were no significant differences in any biochemical or morphometric parameters between genotype groups.

Discussion: The polymorphisms of the studied fragment of CD36 are not associated with carbohydrate metabolism disturbances or the variability of plasma soluble CD36 concentrations in obese children, but further research is necessary to assess their functional implications.”
“Objectives: Various indications for internal iliac artery (IIA) revascularisation have been reported. Revascularisations for gluteal ischaemia and buttock claudication remain controversial and uncommon. The objective of the study was to assess the patency of direct conventional revascularisations (CRs) of the IIA in patients with aortoiliac occlusive disease because few studies have focussed on this specific topic.

Materials and methods: The charts of all patients

who underwent CR of the IIA, between August 2000 and January 2009, were retrospectively reviewed. We recorded for each patient preoperative vascular work-up. All patients BI 2536 mouse were tested for patency on January 2009. A computed tomography (CT) scan was requested if the duplex scan casts any doubt with regard to patency. If non-patent, the last date for confirmed patency was kept for the analysis. Functional outcomes at the proximal level were also collected.

Results: We studied 40 patients with occlusive disease. Buttock claudication was observed in 27 patients (66%), including eight (20%) in whom these symptoms were isolated. The 13 other patients had distal claudication or rest pain and documented proximal ischaemia, justifying the IIA revascularisations.