“The closure of the Isthmus of Panama (about 3 1 million y


“The closure of the Isthmus of Panama (about 3.1 million years ago) separated previously continuous populations and created two groups of extant species, which live now in the Pacific and Atlantic drainage systems. This relatively recent event was a trigger to diversification of various species in the Neotropics, nonetheless there are exemplars that do not show sufficient morphologic variability to separate them by traditional morphological tools.

AZD8186 in vitro About 60 years ago, some freshwater decapod species with high morphological similarity were separate by previous researchers, based on geographical distribution, in Pacific and Atlantic and considered as “sister species”. However, the complete isolation of these prawns by this geographical barrier is questionable, and it has generated doubts about the status of the following transisthmian pairs of sibling species: Macrobrachium occidentale x M. heterochirus, M. americanum

x M. carcinus, M. digueti x M. olfersii, M. hancocki x M. crenulatum, M. tenellum x M. yacanthurus and M. panamense x M. amazonicum. Here we evaluated the relation among these pairs of sibling species in a molecular phylogenetic context. We generated 95 new sequences: 26 sequences of 16S rDNA, 25 of COI mtDNA and 44 of 18S nDNA. In total, 181 sequences were analyzed by maximum likelihood phylogenetic method, including 12 Macrobrachium transisthmian species, as well as seven other American Macrobrachium species, VX-680 price and two other palaemonids. Our analysis corroborated the morphological proximity of the sibling species. Despite the high degree of morphological similarities and considerable genetic diversification BVD-523 ic50 encountered among the transisthmian sister species, our data support the conclusion that all species included in sibling groups studied herein are valid taxonomic entities, but not all pairs of siblings form natural groups.”
“Bovine viral diarrhoea virus (BVDV) has emerged as one of the economically important pathogens in cattle populations, with a worldwide distribution

and causing a complex of disease syndromes. Two genotypes, BVDV 1 and 2, exist and are discriminated on the basis of the sequence of the 5′ non-coding region (5′ NCR) using real-time PCR. Real-time PCR is more sensitive, specific, and less time-consuming than conventional PCR, and it has less risk of cross-contamination of samples. Limited information exists on BVDV genetic subtypes in South Africa. The aim of this study was to determine the genotypes of BVDV currently circulating in South African feedlots. A total of 279 specimens (219 tissue samples, 59 trans-tracheal aspirates and 1 blood sample) were collected from dead and living cattle with lesions or clinical signs compatible with BVDV infection. Pooled homogenates from the same animals were prepared, and total RNA was extracted. A screening test was performed on the pooled samples, and positive pools were investigated individually.

Interventions Participants performed 3 repetitions of active and

Interventions Participants performed 3 repetitions of active and passive shoulder motions on the side of the breast surgery. Arm motion was recorded using motion capture by Kinect for Windows sensor and on video. Goniometric values were determined from video recordings, while motion capture data were transformed to joint angles using 2 methods (body angle and projection angle). Main Outcome Measure Correlation of motion capture with goniometry and detection of motion limitation. Results Active shoulder motion measured with low-cost motion capture agreed

well with goniometry (r = JQ1 in vivo 0.70-0.80), while passive shoulder motion measurements did not correlate well. Using motion capture, it was possible to reliably identify participants whose range of shoulder motion was reduced by 40% or more. Conclusions Low-cost, automated motion analysis may be acceptable to screen for moderate to severe motion impairments in active shoulder motion. Automatic detection of motion limitation may allow quick screening to be performed in an oncologist’s office and trigger timely referrals for rehabilitation.”
“Histone modifications regulate gene expression in eukaryotes, but their effects on transcriptomes of a multicellular organism and on transcriptomic divergence between species are poorly understood. Danusertib order Here we present the first nucleotide-resolution maps of histone acetylation,

methylation, and core histone in Arabidopsis thaliana and a comprehensive analysis of these and all other available maps with gene expression data in A. thaliana, Arabidopsis arenosa, and allotetraploids. H3K9 acetylation (H3K9ac) and H3K4 trimethylation (H3K4me3) are correlated, and their distribution patterns are associated with Gene Ontology (GO) functional classifications. Highly dense and narrow

distributions of these modifications near transcriptional start sites are associated with constitutive expression of genes involved in translation, whereas broad distributions toward coding regions correlate with expression variation of the genes involved in photosynthesis, carbohydrate metabolism, and defense responses. Compared to animal stem cells, dispersed distributions of H3K27me3 without bivalent H3K4me3 and H3K9ac marks correlate with developmentally repressed genes in Arabidopsis. Finally, genes affected by A. thaliana histone AZD8186 mouse deacetylase 1 mutation tend to show high levels of expression variation within and between species. The data suggest that genome-wide coordinated modifications of histone acetylation and methylation provide a general mechanism for gene expression changes within and between species and in allopolyploids.”
“Background and Purpose-Cerebral small vessel disease (CSVD) may be caused by endothelial dysfunction, whereas endothelial progenitor cells (EPC) may attenuate endothelial dysfunction. Their vitality is lower in CSVD. A subset of lymphocytes, angiogenic T-cells, is capable to stimulate EPC function.

Ovaries were collected from mature, cyclic (d 3 to 6) Twinner (n

Ovaries were collected from mature, cyclic (d 3 to 6) Twinner (n = 11), and

Control (n = 12) cows at slaughter and pieces of cortical tissue were fixed and embedded in paraffin. Expression of mRNA was evaluated by in situ hybridization using S-35-UTP-labeled antisense and sense probes for CYP19A1, FSHR, IGF1, and IGF2R mRNA. Silver grain density was quantified within the granulosa and theca cells of individual follicles (2 to 7 follicles/cow) by Bioquant image analysis. Follicles of Twinners tended to be smaller in diameter than Controls (1.9 +/- 0.1 vs. 2.3 +/- 0.1 mm; P = 0.08), but thickness of granulosa layer did not differ (P > 0.1) by genotype. Relative abundance of CYP19A1 (P < 0.01) and FSHR (P < 0.05) mRNA was greater in granulosa cells of Twinners vs. Controls, respectively, whereas IGF2R mRNA expression was less in both granulosa (P < 0.01) and theca (P ZD1839 mw < check details 0.05) cells in follicles of Twinners vs. Controls, respectively. Abundance of CYP19A1 mRNA in granulosa cells was correlated negatively with IGF2R mRNA expression in both granulosa (r = -0.33; P < 0.01) and

theca (r = -0.21; P = 0.05) cells. Expression of IGF1 mRNA was primarily in granulosa cells, including cumulus cells, and its expression did not differ between Twinners vs. Controls (P > 0.10). Detected increases in CYP19A1 and FSHR, but not IGF1, mRNA expression along with decreases in IGF2R mRNA expression in individual follicles of Twinners support the hypothesis that increased follicular

development and steroidogenesis in Twinner females result from increased extra-ovarian IGF-1 production. Furthermore, a reduction in follicular IGF2R mRNA expression accompanied by a reduction in receptor numbers would increase availability of free IGF-2 and its stimulation of follicular development in Twinners.”
“Echocardiography in birds is a useful and competent technique for morphological and functional click here cardiac assessment. The aim of this study was to establish normal reference echocardiographic values for ostrich. Echocardiographic parameters from 25 apparently healthy male and almost 4 month old ostrich were chosen for this experiment. Echocardiography was prepared from the second and third intercostals space and over the sternum. The mean and standard deviation was calculated for each parameter. The values obtained are: The left ventricular internal diameter at end systole and end diastole was 1.50 +/- 0.2 and 2.70 +/- 0.16 cm; left ventricular free wall at end systole and end diastole was 0.89 +/- 0.04 and 0.62 +/- 0.03 cm; inter ventricular septum at end systole and end diastole was 0.99 +/- 0.81 and 0.65 +/- 0.11 cm, respectively. The stroke volume was 20.98 +/- 2.


“Objectives: Few studies report incidence of mild cognitiv


“Objectives: Few studies report incidence of mild cognitive impairment (MCI) and other mild cognitive disorders (MCD) in cohorts in their 60s, at an age when diagnoses are less stable. The authors’ goal was to estimate the incidence and prevalence of MCI and MCD, characterize subgroups with stable vs nonstable diagnoses, and evaluate

the impact of diagnosis on daily life in a Ferroptosis tumor young-old cohort.\n\nMethods: A community-based cohort age 60 to 64 years in 1999 (n = 2551) was monitored for 8 years and assessed every 4 years. A two-stage sampling design was used to identify MCI and MCD through a neuropsychological and neurological assessment. A panel of physicians blind to previous diagnoses reviewed each case using published criteria.\n\nResults: The prevalence of MCDs in the cohort aged 68 to 72 years at the last follow-up was approximately 10%. An estimated 141 subjects (7.7%) progressed to MCI and 183 subjects (10.0%) progressed to

MCD between years 4 and 8. Only eight participants received a dementia diagnosis at any wave, five of whom progressed from MCDs. More than 45% of diagnoses were unstable during the 8 years of follow-up. Stable diagnoses were associated with lower Mini-Mental State Examination scores, history of neurological disorder, higher cardiovascular risk, and depression at baseline. MCDs were associated with impairments in instrumental activities of daily living and higher rates of reporting memory problems prior to diagnosis.\n\nConclusions: MCDs in

individuals in their 60s occur in at least 10% of the population and are likely to be heterogeneous in terms of their etiology Daporinad supplier and long-term prognosis, but may cause a significant impact in everyday life. (C) 2013 The Alzheimer’s Association. All rights reserved.”
“Seeds of pinto bean (Phaseolus vulgaris L.) cultivars (‘Talash’, ‘COS(16)’ and ‘Khomain’) were divided into four sub-samples, one of which was kept as control (non-primed, P(1)) and three other samples were soaked in distilled water at 20 degrees C for 7 (P(2)), 14 (P(3)) and 21 (P(4)) hours and then dried back to initial moisture content. GNS-1480 solubility dmso In the laboratory, the lowest mean germination time and the highest germination percentage and seedling dry weight were achieved with P(2), which was not significantly different from P. The mean rime of seed germination for ‘Khomain’ was significantly higher than that for ‘Talash’ and ‘COS(16)’. In the field, 1000 grain weight of ‘Khomain’ was significantly higher than that of other cultivars, but mean grains/plant, grains/m(2), grain yield/plant and grain yield/m(2) of ‘COS(16)’ and ‘Talash’ were significantly higher than those of ‘Khomain’ Therefore, grains/plant was the most important yield component affecting grain yield of pinto bean cultivars. Hydro-priming for 7 and 14 hours resulted in lower mean emergence time and higher seedling emergence percentage, grains/m(2) and grain yield/m(2), compared with P(1) and P(4).

Their interviews were transcribed

verbatim and analyzed b

Their interviews were transcribed

verbatim and analyzed by the content analysis method.\n\nResults: Three themes were extracted from the data: impact on health, changes in mother’s roles, and changes decision making ability. Several categories and sub-categories also emerged from the data (physical and psychological problems, bonding with the child, relationship with husband, social role, cesarean request and psychological inability to have another child).\n\nConclusions: By considering the mothers’ responses to traumatic labor, which endangers the health of the child as well as that of the mother and impairs their familial and social relationships, midwives should notice the consequences of psychological birth trauma in order to plan selleck chemicals supportive and timely interventions.”
“Proton-Transfer-Reaction Mass Spectrometry (F’TR-MS) is a very useful tool for high frequency detection and quantification of gas-phase volatile organic compounds (VOCs) but the soft ionization means it is Bcl-2 protein family difficult to discriminate structural isomers. For example, to date it has only been possible to measure the sum of monoterpene concentrations, which have been monitored most commonly at m/z 81 and 137 at a constant drift

voltage and pressure. We show here that FTR-MS is capable of discriminating individual monoterpenes when operating in the alternating drift voltage (AD) mode. The approach is based on the principle that slightly different energies are required for the fragmentation/clustering of a given monoterpene, so in AD mode each monoterpene has different

time points for fragmentation. Therefore from a fragmentation analysis of background-subtracted standards it is possible to calculate the percentage of each monoterpene in an absolute concentration of their sum. Although Vactosertib monoterpenes have been chosen as an example, the method is likely to be effective for other structural isomeric species such as the sesquiterpenes or methyl vinyl ketone/methacrolein (MVK/MACR). (C) 2011 Elsevier B.V. All rights reserved.”
“Efforts to improve the quality of in vitro matured oocytes by blocking germinal vesicle breakdown (GVBD) and allowing more time for ooplasmic maturation have achieved little due to a lack of knowledge on the molecular events during GVBD blocking. Such knowledge is also important for studies aimed at regulating gene expression in maturing oocytes prior to GVBD. We studied species difference and signaling pathways leading to the carrying-over effect of GVBD blocking on post-blocking meiotic progression (PBMP). Overall, GVBD-blocking with roscovitine decelerated PBMP of mouse oocytes but accelerated that of pig oocytes. During blocking culture, whereas cyclin B of pig oocytes increased continuously, that of mouse oocytes declined first and then increased slowly.

To obtain sparse and

To obtain sparse and MEK162 supplier confluent monolayers, human umbilical vein endothelial cells were seeded at a density of 7.3×10(3) cells/cm(2) and 29.2×10(3) cells/cm(2), respectively, followed by culturing for 36

h and stimulation with tumor necrosis factor alpha. The levels of tumor necrosis factor alpha-induced E-selectin protein and mRNA expression were higher in the confluent monolayer than in the sparse monolayer. The phosphorylation of c-jun N-terminal kinase and p38 mitogen-activated protein kinase or nuclear factor-kappa B activation was not involved in this phenomenon. A chromatin immunoprecipitation assay of the E-selectin promoter using an anti-acetyl-histone H3 antibody showed that the E-selectin promoter was highly and specifically acetylated in the confluent monolayer after tumor necrosis factor alpha activation. Furthermore, chromatin accessibility real-time PCR showed that the chromatin accessibility at the E-selectin promoter was higher in the confluent PD173074 mw monolayer than in the sparse monolayer. Our data suggest that the inflammatory response may change during blood vessel maturation via epigenetic mechanisms that affect the accessibility of chromatin.”
“Multiple system atrophy (MSA) is divided into two clinical subtypes: MSA with predominant parkinsonian features (MSA-P) and MSA with predominant cerebellar dysfunction (MSA-C). We

report a 71-year-old Japanese man without clinical signs of MSA, in whom post mortem examination revealed only slight

gliosis in the pontine base and widespread occurrence of glial cytoplasmic inclusions in the central nervous system, with the greatest abundance in the pontine base and cerebellar white matter. Neuronal cytoplasmic inclusions (NCIs) and neuronal nuclear inclusions (NNIs) were almost restricted to the pontine and inferior olivary nuclei. It was noteworthy that most NCIs were located in the perinuclear area, and the majority of NNIs were observed adjacent to the inner surface of the nuclear GSK2399872A clinical trial membrane. To our knowledge, only four autopsy cases of preclinical MSA have been reported previously, in which neuronal loss was almost entirely restricted to the substantia nigra and/or putamen. Therefore, the present autopsy case of preclinical MSA-C is considered to be the first of its kind to have been reported. The histopathological features observed in preclinical MSA may represent the early pattern of MSA pathology.”
“Objective. The purpose of this series was to determine the sensitivity of ultrasonography in early gestation (UEG) using nuchal translucency (NT) and the 4-chamber view (4CV) in the early diagnosis of congenital heart defects (CHDs). Methods. This was a retrospective chart review of all patients presenting for UEG between 2002 and 2009. At our center, a survey of fetal anatomy is performed at the time of the NT assessment at 11 weeks to 13 weeks 6 days.


“Aims Cross-sectional evidence indicates that abdominal ad


“Aims Cross-sectional evidence indicates that abdominal adiposity, hypertension, dyslipidaemia and glycaemia are associated with reduced metabolic clearance rate of insulin (MCRI). Little is

known about the progression of MCRI and whether components of metabolic syndrome are associated with the change in MCRI. In this study, we examined the association between components of metabolic syndrome and the 5-year change of MCRI. Methods At baseline and 5-year follow-up, we measured fasting plasma triglycerides (TG), high-density lipoprotein (HDL) cholesterol, blood pressure (BP), waist check details circumference (WC) and fasting blood glucose (FBG) in 784 non-diabetic find more participants in the Insulin Resistance Atherosclerosis Study. MCRI, insulin sensitivity (SI) and acute insulin response (AIR) were determined from frequently sampled intravenous glucose tolerance

tests. Results We observed a 29% decline of MCRI at follow-up. TG, systolic BP and WC at baseline were inversely associated with a decline of MCRI regression models adjusted for age, sex, ethnicity, smoking, alcohol consumption, energy expenditure, family history of diabetes, BMI, SI and AIR [=0.057 (95% confidence interval, CI: 0.11, 0.0084) for TG, =0.0019 (95% CI: 0.0035, 0.00023) for systolic BP and =0.0084 (95% CI: 0.013, 0.0039) for WC; all p<0.05]. Higher HDL cholesterol at baseline was associated with an increase in MCRI [multivariable-adjusted =0.0029 (95% CI: 0.0010,

0.0048), p=0.002]. FBG at baseline was not associated with MCRI at follow-up [multivariable-adjusted =0.0014 (95% CI: 0.0026, 0.0029)]. Conclusions MCRI declined progressively over 5years in a non-diabetic Bafilomycin A1 order cohort. Components of metabolic syndrome at baseline were associated with a significant change in MCRI.”
“Expert Rev. Anti Infect. Ther. 10(11), 1241-1247 (2012) Although the use of combination antiretroviral therapy has resulted in spectacular improvements in morbidity and mortality of HIV-1 infected patients, a need for the development of antiretroviral compounds with new mechanisms of action remains. Maraviroc (Celsentri (R); ViiV Healthcare, Middlesex, UK) is the only drug of the class of chemokine (C-C motif) receptor 5 antagonists registered for treatment for HIV-1-infected antiretroviral therapy-experienced patients. Registration was based on the MOTIVATE-1 and -2 studies, which compared the efficacy and tolerability of maraviroc in combination with optimized background therapy with placebo. The aim of this paper is to review the MOTIVATE studies and to discuss issues related to maraviroc therapy in clinical practice such as assessment of HIV-1 coreceptor tropism.

Crown Copyright (C) 2009 Published by Elsevier B V All rights re

Crown Copyright (C) 2009 Published by Elsevier B.V. All rights reserved.”
“Background: The purpose of this study was to evaluate the effect of mobile-bearing implant design and activity on knee arthroplasty kinematics during three activities of daily living.\n\nMethods: In vivo kinematics were analyzed using 3D model registration from fluoroscopic images of non-weightbearing knee flexion-extension, weight-bearing

squatting and stair activities AG-014699 solubility dmso in 20 knees in 10 patients with bilateral total knee arthroplasty. Each patient had one rotating-platform and one meniscal-bearing variant of the same prosthesis design.\n\nResults: Anteroposterior translations in meniscal-bearing knees were larger than those in rotating-platform knees for the different dynamic conditions. Meniscal-bearing knees showed more posterior femoral locations with activities that increased demand on the quadriceps. Condylar translations changed little in rotating-platform knees with different activities.\n\nConclusions: Activity dynamics can have a significant influence on knee kinematics, and have a greater effect on the kinematics of unconstrained meniscal-bearing prostheses than rotating-platform

knee prostheses. (C) 2013 Elsevier B.V. All rights reserved.”
“Objectives: The study evaluated the antibacterial CP-456773 effect of VIOlight (R) (VL) Personal Travel Toothbrush Sanitizer on biofilms after toothbrush exposure to human saliva compared EPZ5676 datasheet to Listerine (R) Antiseptic (LA), 3% hydrogen peroxide (3%HP) and water.\n\nMethods: Twenty toothbrush heads (n = 5/Gp) were immersed in saliva and to allow for bacterial growth and biofilm formation for

24 h. VL sanitizer and antiseptic(s) were used for 7 min; after treatment, brush heads were rinsed and placed into 10 mL of 2 x AOAC Letheen Broth, sonicated and vortexed for 10 s. Tenfold serial dilutions were prepared and plated and incubated aerobically and anaerobically. Log(10) CFU/mL data were compared utilizing ANOVA ( p < 0.05).\n\nResults: Results showed 3%HP with significantly lower counts than LA, VL and control for aerobic and anaerobic bacteria. LA had significantly lower counts than VL and control for both types of bacteria and VIOlight (R) had significantly lower counts than the control for aerobic bacteria. 3%HP and LA were most effective in rapidly killing bacteria when compared to VIOlight (R).\n\nConclusions: Results showed that 3% hydrogen peroxide was most effective in reducing the numbers of both aerobic and anaerobic bacteria present on the toothbrush heads. Under the same test conditions, Listerine (R) Antiseptic was shown to be secondarily effective for the same bacteria while the VIOlight (R) unit was the least effective when compared to the other treatment groups. (C) 2010 Published by Elsevier Ltd.”
“Dermal skin substitutes can be used to overcome the immediate problem of donor site shortage in the treatment of major skin loss conditions, such as burn injury.

3, 95% confidence interval [Cl] 1 1,15 4; Rotarix (R) RR 3 5,95%

3, 95% confidence interval [Cl] 1.1,15.4; Rotarix (R) RR 3.5,95% Cl 0.7,10.1; 1-21 days: RotaTeq (R) RR 3.5,95% CI 1.3,7.6; Rotarix (R) RR 1.5, 95% CI 0.4, 3.9). There was no evidence that clinical outcome of intussusception occurring within 21 days of rotavirus vaccination differed from that in cases occurring later post-vaccination.\n\nConclusion: Although we found no overall increase in intussusception following receipt of rotavirus vaccine, there was some evidence of an elevated risk following the first dose of both vaccines. Larger population-based studies using linked databases are required to provide more definitive evidence. (C) 2011 Elsevier Ltd. All rights reserved.”
“CMA

values have been effectively used to evaluate the amount of BI, the brainstem and medulla compression, and the amount of postoperative decompression. However, the reliability and reproducibility of this measurement selleck products have yet to be determined. In www.selleckchem.com/products/CAL-101.html addition, the information that is available concerning CMA values in normal individuals has been limited to small series of patients. We

recruited 200 patients that underwent MR imaging of the craniovertebral junction (CVJ) for unrelated reasons. None of the patients had evidence of abnormalities at the CVJ. Two senior spine surgeons then measured the CMAs of these patients in a blind manner on three separate occasions. The CMA values ranged from 139.0 degrees to 175.5 degrees, with an average value of 158.46 degrees, and a 95% confidence interval from 144.8 degrees to 172.1 degrees. Overall, the CMA had excellent intraobserver repeatability

and interobserver reliability. The CMA also had excellent intraobserver repeatability based on both the age and gender of the patients (P = 0.87 and 0.93, respectively). At the same time, the CMA also demonstrated excellent interobserver reliability based on gender (P = 0.97), while good interobserver reliability based on patients age (P = 0.23). No significant correlation between the actual CMA values and the patients’ gender (P = 0.17), age (P = 0.058), or spinecho series used (P = 0.342). This study demonstrated that CMA values obtained from midsagittal T1 MR images were a highly reliable and repeatable CA3 datasheet measurement. The data reported in this study can be used as baseline parameters for normal individuals.”
“Most malaria infections contain complex mixtures of distinct parasite lineages. These multiple-genotype infections (MGIs) impact virulence evolution, drug resistance, intra-host dynamics, and recombination, but are poorly understood. To address this we have developed a single-cell genomics approach to dissect MGIs. By combining cell sorting and whole-genome amplification (WGA), we are able to generate high-quality material from parasite-infected red blood cells (RBCs) for genotyping and next-generation sequencing.

Serum soluble major histocompatibility complex class I-related ch

Serum soluble major histocompatibility complex class I-related chain A protein (sMICA) concentrations were measured by enzyme-linked immunosorbent assay. NKG2D-expressing natural killer and T cells were analyzed by flow cytometry. A correlation analysis was also performed to associate sMICA levels with NKG2D expression. The expression of MICA was examined in specific tissues by use of the reverse transcription-polymerase chain reaction. A significant amount of sMICA, was detected in the serum of nearly all patients. We found decreased percentage and mean fluorescence intensity of NKG2D-expressing

Selleck CBL0137 natural killer and T cells from patients with prolactinoma and non-secreting pituitary adenoma compared to those from healthy donors. Pearson analysis showed a negative correlation between sMICA and NKG2D-expressing cells. The immune-escape of pituitary adenoma is related to the down-regulation of NKG2D and the up-regulation of its ligand MICA. Crown Copyright (C) 2009 Published by Elsevier Ltd. All rights reserved.”
“Background: It is crucial to identify risk factors for poor evolution of patients admitted to hospital with chronic obstructive pulmonary disease (COPD) in order to provide adequate intensive therapy and closer follow-up. Objectives: To identify predictors of adverse outcomes in patients hospitalised for exacerbation of COPD. Methods: A prospective, observational study was conducted in

patients admitted for exacerbation of COPD. Demographic and clinical parameters were evaluated, including 3-MA ic50 different multidimensional prognostic scores. Adverse outcomes included the following: death during hospitalisation or 1-month follow-up, intensive care unit admission, invasive or non-invasive mechanical ventilation, prolonged hospitalisation (> 11 days) and COPD-related emergency visit or readmission within 1 month after discharge. Univariate and multivariate analysis were performed. Results: Of 155 patients included, an adverse outcome occurred in 69 (45%). Patients with an adverse out-come had lower forced expiratory

volume in 1 s (p = 0.004) and more frequent exacerbations (p = 0.011), more frequently used oxygen at home (p = 0.042) and presented with lower pH (p < 0.001), lower ratio of arterial oxygen pressure to the fraction of inspired oxygen Lazertinib in vivo (p = 0.006), higher arterial carbon dioxide pressure (p ! 0.001) and a worse score on several prognostic indices at admission. Independent predictors of adverse outcome were exacerbation of COPD in the previous year [odds ratio 3.9, 95% confidence interval (CI) 1.6-9.9; p = 0.004], hypercapnia (odds ratio 9.4, 95% CI 3.7-23.6; p ! 0.001) and hypoxaemia (odds ratio 4.3, 95% CI 1.5-12.6; p = 0.008). In the presence of all three characteristics, the probability of an adverse outcome was 95%, while hypercapnia was the strongest prognostic factor with a risk of 54%.