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Cold Coagulation of high grade premalignant disease of the cervix – standing the test...
KALPANA RAGUPATHY
Thummini Jayasinghe

KALPANA RAGUPATHY

and 2 more

March 29, 2021
Analyse long term (20 years) cytology and histology outcomes following treatment of high grade cervical intraepithelial neoplasia (HGCIN) with Cold Coagulation (CC).     Methods   All women having CC for HGCIN between Jan 1996 and December 1998 (36 months; n=885) were identified; data was collected on age of patients, symptoms, colposcopy findings and biopsy reports. Local and national (cytology and colposcopy) databases and colposcopy records were used to collect long term follow up data. Probability of CIN recurrence was assessed using Kaplan Meir ‘Survival’ curve.     Results  Follow up data (available for 796) was collected in 2018 capturing 20 years of follow-up data. 281 women were treated for CIN2 and 515 women for CIN3. 791/796(>99%) were treated at first visit and 152/796(19%) had symptoms at presentation. 262/796(33%) had evidence of glandular involvement on pre-treatment biopsy. Probability of having consistently normal cytological follow up was 92%, 89%, 86% and 83% at 5, 10, 15 and 20 years respectively. Cumulative probability of having recurrent HGCIN was 0.5% at 5 years, 1% at 10years, 1.9% at 15 years and 3% at 18 years.      Conclusion  CC is a safe and effective treatment for HGCIN which is now shown to have stood the test of time. We advise more widespread adoption in the UK and globally so long as agreed criteria are met.
CO2-Responsive CCT Protein interacts with 14-3-3 proteins and controls the expression...
Hiroshi Fukayama
Naoki  Shibatani

Hiroshi Fukayama

and 9 more

March 29, 2021
CO2 responsive CCT protein (CRCT) is a positive regulator of starch synthesis related genes such as ADP-glucose pyrophosphorylase large subunit 1 and starch branching enzyme I particularly in the leaf sheath of rice (Oryza sativa L.). The promoter GUS analysis revealed that CRCT expressed exclusively in the vascular bundle, whereas starch synthesis related genes were expressed in different sites such as mesophyll cell and starch storage parenchyma cell. However, the chromatin immunoprecipitation (ChIP) using a FLAG-CRCT overexpression line and subsequent qPCR analyses showed that the 5’-flanking regions of these starch synthesis-related genes tended to be enriched by ChIP, suggesting that CRCT can bind to the promoter regions of these genes. The monomer of CRCT is 34.2 kDa, however CRCT was detected at 270 kDa via gel filtration chromatography, suggesting that CRCT forms a complex in vivo. Immunoprecipitation and subsequent MS analysis pulled down several 14-3-3-like proteins. A yeast two-hybrid analysis and bimolecular fluorescence complementation assays confirmed the interaction between CRCT and 14-3-3-like proteins. Although there is an inconsistency in the place of expression, this study provide important findings regarding the molecular function of CRCT to control the expression of key starch synthesis-related genes.
Reduced flu activity during the COVID-19 pandemic.
Edoardo Cervoni

Edoardo Cervoni

March 29, 2021
After the pandemic extent of SARS-CoV-2 infection was recognized in mid-February 2020, indicators of influenza activity began to decline worldwide.The significant reduction in influenza activity may have implications in terms of forecasting the most appropriate strains towards which to direct the 2021/2022 vaccination campaign, its possible benefits against the inevitable costs, not only economic, but also organizational. The latter deserve special attention by virtue of the realistic need for a new mass vaccination for Covid19 in autumn 2021.In order to have a better perception of the fluctuation of influenza activity at the level of General Practice, we verified the cases of influenza diagnosed after hospitalisation for pneumonia and flu-like illness for a period of 5 years in a population belonging to a large GP Surgery in Merseyside, UK.
Should dispersers be fast learners? Modelling the role of cognition in dispersal synd...
Jannis Liedtke
Lutz Fromhage

Jannis Liedtke

and 1 more

March 29, 2021
Both cognitive abilities and dispersal tendencies can vary strongly between individuals. Since cognitive abilities may help dealing with unknown circumstances it is conceivable that dispersers may rely more heavily on learning abilities than residents. However, cognitive abilities are costly and leaving a familiar place might result in losing the advantage of having learned to deal with local conditions. Thus, individuals which invested in learning to cope with local conditions may be more reluctant to leave their natal place. In order to disentangle the complex relationship between dispersal and learning abilities we implemented individual-based simulations. By allowing for developmental plasticity, individuals could either develop a ‘resident´ or ‘dispersal´ cognitive phenotype. In line with our expectations, the correlation between learning abilities and dispersal could take any direction, depending how much time individuals had to recoup their investment in cognition. Both, longevity and the timing of dispersal within lifecycles determine the time individuals have to recoup that investment and thus crucially influence this correlation. We therefore suggest that species´ life-history will strongly impact the expected cognitive abilities of dispersers, relative to their resident conspecifics, and that cognitive abilities might be an integral part of dispersal syndromes.
Morphological Changes in Nasal Mucosa in Patients with Sarcoidosis.
Pavlos Pavlidis
Evangelia Fouka

Pavlos Pavlidis

and 4 more

March 29, 2021
Objectives: The purpose of this study was the evaluation of any alterations in the microvascular network of the nasal mucosa in patients with pulmonary sarcoidosis and the investigation of potential correlations with olfactory acuity and serum levels of angiotensin-converting enzyme (sACE). Design: Patients’ nasal mucosa was examined with contact endoscopy (CE). A novel classification scheme for the microvascular pattern at the anterior septal mucosa (Little’s area) was introduced and implemented. Olfaction was tested using sniffin’sticks. Fifteen healthy subjects served as controls. Participants: 15 patients with pulmonary sarcoidosis and sinonasal symptoms. Main outcome measures: Microvascular pattern at the anterior septal mucosa (Little’s area). Olfaction tested using sniffin’sticks. Setting: Tertiary referral medical centre. Results: The nasal microvascular network was disrupted under CE in most (14/15) patients, while in one patient no microvascular net could be detected. Moreover, hyposmia was documented in four patients and complete anosmia in one patient. In healthy subjects, a very strong correlation between vascular pattern of the mucosa and olfactory test results was found (r=0.93). Conclusions: Contact endoscopy findings show promise and should be further tested, to evaluate their validity as a surrogate marker of mucosal nasal inflammation in sarcoidosis patients with sinonasal symptoms. Vascular patterns of nasal mucosa and olfaction seem to be strong correlated.
Microarthropods and vegetation as biological indicators of soil quality studied in th...
Iwona Gruss
Jacek Twardowski

Iwona Gruss

and 6 more

March 29, 2021
Biota play major roles in soil function and are highly sensitive to any disturbances including land degradations. The objective of research was to evaluate the effectiveness of different methods used to determine soil quality in sandy soil, in particular to compare the microarthropod and vegetation indices. The following soil fauna indices were used: Collembola and Acari abundance, QBS-ar index, decomposition rate, feeding activity. The Ellenberg index was used as a vegetation indicator, in which the response to pH, nutrients, and moisture was analysed. We based on an experiment conducted at a former military site in the Czech Republic. Soil quality was determined at two sites which differ slightly in nutrient content. Collembola abundance, feeding activity, and QBS-ar index were highly sensitive to minor differences in nutrients. In the group of vegetation indices, only the response to pH was significant. All analysed indices showed better biological quality in soils with higher nutrient content. Collembola were positively correlated with all vegetation indicators, which may indicate a close relation of springtails to certain plant species or similar habitat requirements. Finally, we indicate the usefulness of biological indicators for monitoring the quality of soil, which can be adopted when making various decisions concerning land use.
Novel predictors of airway hyperresponsiveness in children with respiratory symptoms...
Max Reinsberg
Stephanie Siebert

Max Reinsberg

and 5 more

March 29, 2021
Background: Methacholine challenge (MCC) is the most common method to detect airway hyperresponsiveness (AHR). Although MCC is accepted as safe diagnostic tool, it is time consuming and could be exhausting for patients. Thus, it might be helpful to identify predictive factors for AHR. We aimed to develop a diagnostic tool for predicting AHR in children with respiratory symptoms without obstructive pattern. Methods: Data from children who had undergone MCC were analyzed retrospectively. The demographic features of patients along with laboratory results were collected. Results: A total of 123 children with a median age of 10.5 years were enrolled. AHR was detected in 81 children (65.8%). The age of the children with AHR was significantly younger. The prevalences of aeroallergen sensitization, nocturnal cough, wheezing and a baseline forced expiratory flow at 75% of vital capacity (FEF75) <65% were significantly more frequent in children with AHR. Multivariate logistic regression analysis revealed age, ever wheezing, nocturnal cough, tree pollen allergy and FEF75<65% as independent predictors of the AHR. A weighted clinical risk score was developed (range, 0-75 points). At a cutoff point of 35 the presence of AHR is predicted with a specificity of 90.5% and a positive predictive value (PPV) of 91.5%. Conclusion: In children suspected of having asthma, but without an obstructive pattern, combining independent predictors, which can be easily obtained in clinical practice, in a novel prediction rule might be used to identify children with AHR.
Covid-19 lockdown sets wildlife free but increases poaching threats in Nepal
Narayan Prasad Koju
Ram Chandra Kandel

Narayan Prasad Koju

and 4 more

March 29, 2021
To contain transmission of COVID-19, lockdown or strict restriction of people’s mobility outside their residence was imposed worldwide. In Nepal, the first phase of nationwide lockdown was observed from March 24 to July 21, 2020. This sudden halt in human activities brought positive and negative impacts on forests and wildlife. We undertook a study was undertaken to know the impact of the CoViD-19 lockdown on wildlife and forests in the protected areas (PAs) of Nepal. The study was carried in July and September 2020, data of illegal activities recorded by the PAs and also those reported by media were obtained and analyzed. Key Informant Interview (KII) was done with the park officers and security personnel by virtual communication that included telephone, messenger app, and ZOOM video meeting to collect detailed information and for verification. The collected data were categorized into four groups: i) wildlife killed, ii) wildlife injured, iii) arrest incidents related to forest crime, and iv) arrest incidents related to wildlife crime. Data from the fiscal year 2019-2020 were analyzed, comparing before lockdown and after. The study found trends of substantial increases in. wildlife death in two PAs, Banke National Park and Bardia National Park out of 20 during the lockdown. Similarly, Chitwan National Park (CNP) and Shivapuri Nagarjun National Park (SNNP) witnessed a rise in wildlife poaching. CNP and SNNP are located close to highly populated cities and also having human settlements in their peripheries. Interestingly, wildlife was easily sighted inside PAs during the lockdown, presumably because the absence of visitors and human activities during the lockdown decreased disturbance. Thus, a paradoxical situation was observed with the wildlife enjoying the freedom of movement on the one hand, but with poachers, many of them laid off from other activities, taking advantage of the lapse in security.
Deltopectoral flap reconstruction of the posterior pharyngeal wall -- a simple and fu...
Swee Kang
Sabih Qamar

Swee Kang

and 3 more

March 29, 2021
Objectives To review the operative feasibility and functional outcomes following dual flap reconstruction of circumferential pharyngeal defects. Design Retrospective case series Setting University Hospital Monklands, a district general hospital Participants Eight patients undergoing either primary (n=5) or salvage (n=3) circumferential laryngopharyngectomy +/- cervical oesophagectomy, followed by dual flap reconstruction, with a deltopectoral flap to reconstruct the posterior wall. Main Outcome Measures Operative complications, hospital stay and functional outcomes (speech and swallowing) Results The operation was feasible in all patients, with dual flap reconstruction using a deltopectoral flap, combined with a pectoralis major flap (n=5) or a supraclavicular flap (n=3). All patients developed a small, lateralised, self-healing fistula at the site of the deltopectoral flap 3-point junction. This did not require any intervention, or impact on adjuvant treatment. Functional outcomes were favourable, with all patients achieving oral diet. One patient required gastrostomy diet supplementation, and one patient required stricture dilatation. Of the patients able to receive a speech valve (n=4), all achieved intelligible speech. Two patients could not receive a speech valve due to the inferior extent of the tumour resection, and trachea-oesophageal puncture has been delayed in 2 patients due to the COVID-19 pandemic. Conclusions Dual flap reconstruction of circumferential pharyngeal defects represents a simple, effective option for a complex reconstructive problem. The predictable operative recovery and favourable functional outcomes indicate that the use of both a deltopectoral flap and a second flap is a robust reconstructive solution.
A new framework to understand context dependence of two-species population dynamics:...
Yuan Yao
Keiichi Fukaya

Yuan Yao

and 2 more

March 29, 2021
How population dynamics depend on changes in the environment is a classic but important question in ecology. We propose a new framework to understand the context dependence of the mechanism driving two-species population dynamics, in which we use intrinsic growth rates as a proxy for environmental suitability, then assess how the strengths of intra- and interspecific density dependence in a two-species system change depending on environmental suitability. By using census data for pairwise sessile species on a rocky intertidal shore, collected over 18 years, we showed that the strength of both intra- and interspecific density dependence decreased as the environmental suitability of the focal species increased, but was scarcely affected by the environmental suitability of the other species. Combining this framework with modern coexistence theory could provide a deeper understanding of coexistence mechanisms and context-dependence in two-species systems.
The TGF-β-Th2 axis: a new target for cancer therapy?
Cira García de Durango
Maria Escribese

Cira García de Durango

and 2 more

March 29, 2021
The TGF-β-Th2 axis: a new target for cancer therapy?García de Durango C1, Escribese MM2, Rosace D3.1: DKTK Research Group, Oncogenic Signalling Pathways of Colorectal Cancer, Institute of Pathology, Ludwig-Maximilians-Universität München, Munich, Germany.2: Institute of Applied Molecular Medicine (IMMA), Department of Basic Medical Sciences, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Urbanización Montepríncipe, 28660 Boadilla del Monte, Madrid, Spain.3: Centro De Investigación Del Cáncer and Instituto De Biología Molecular Y Celular Del Cáncer, Consejo Superior De Investigaciones Científicas (CSIC) - Universidad de Salamanca, Salamanca, Spain.Correspondence :Domenico Rosace, Centro De Investigación Del Cáncer and Instituto De Biología Molecular Y Celular Del Cáncer, Consejo Superior De Investigaciones Científicas (CSIC) - University of Salamanca, Salamanca, Spain. domenico.rosace@usal.es
Full title: My Baby’s Movements: a stepped-wedge cluster-randomised controlled trial...
Vicki Flenady
Glen Gardener

Vicki Flenady

and 19 more

March 29, 2021
Objective The My Baby’s Movements (MBM) trial aimed to evaluate the impact on stillbirth rates of a multifaceted awareness package (MBM intervention). Design Stepped-wedge cluster-randomised controlled trial. Setting Twenty-seven maternity hospitals in Australia and New Zealand. Population Women with a singleton pregnancy without major fetal anomaly ≥28 weeks’ gestation from August 2016-May 2019. Methods The MBM intervention was implemented at randomly assigned time points with sequential introduction into 8 clusters of 3-5 hospitals at four-monthly intervals. The stillbirth rate was compared in the control and intervention periods. Generalised linear mixed models controlled for calendar time, clustering, and hospital effects. Outcome Measures Stillbirth at ≥28 weeks’ gestation. Results There were 304,853 births with 290,219 meeting inclusion criteria: 150,079 in control and 140,140 in intervention periods. The stillbirth rate during the intervention was lower than the control period (2.2/1000 births versus 2.4, odds ratio [OR] 0.91, 95% Confidence Intervals [CI] 0.78-1.06, p=0.22). The decrease was larger across calendar time with 2.7/1000 in the first 18 months versus 2.0/1000 in the last 18 months (OR 0.74; 95% CI 0.63-0.86; p≤0.01). Following adjustment, stillbirth rates between the control and intervention periods were not significantly different: (aOR 1.18, 95% CI 0.93-1.50; p=0.18). No increase in secondary outcomes, including obstetric intervention or adverse neonatal outcome, was evident. Conclusion The MBM intervention did not reduce stillbirths beyond the downward trend over time, suggesting hospitals may have implemented best practice in DFM management outside their randomisation schedule. The role of interventions for raising awareness of DFM remains unclear
STUDY OF THE GUT ENTEROTYPES IN SOME EGYPTIAN PATIENTS WITH REMITTING RELAPSING MULTI...
Sameh Said
Shwikar Ahmed

Sameh Said

and 5 more

March 29, 2021
Background: Gut microbiota cluster into three enterotypes named the Bacteroides, Prevotella and Ruminococcus. While each person’s microbial “fingerprint” is unique, there are specific patterns seen in those that are healthy and those that have specific illnesses. The aim of the present study is to identify the enterotypes that are likely related to Multiple Sclerosis Egyptian patients as well as their possible role in the course of the disease. Subjects & Methods: Thirty patients with remitting relapsing multiple sclerosis, who presented to the MS Clinic of Alexandria University Hospital were enrolled in our study. These were diagnosed according to according to McDonnald 2017 criteria. A cross matching control group of 20 healthy subjects of similar age and sex were included. Stool specimens were taken from each. Quantitative SYBR Green Real-Time PCR was done for the identification and quantitation of Bacteroides, Prevotella and Ruminococcus which constitute the core of the three major enterotypes. Results: Enterotype 1 is the most common enterotype detected in MS and control cases (80% versus 65%). For Enterotype 3, it was not detected in any of the 20 control cases while detected in multiple sclerosis case (16.7%). However, by comparing the multiple sclerosis and control cases Enterotype 2 is significantly less in multiple sclerosis than control (3.3% versus 35%). Conclusion: Although Enterotype 2 is significantly less in multiple sclerosis patients, collapsing the whole microbiome variations into dominant enterotypes was not appropriate to identify disease association or to be used as a disease biomarker.
Type-4 phosphodiesterase (PDE4) blockade prevents NETosis in cystic fibrosis
Licia Totani
Concetta Amore

Licia Totani

and 14 more

March 29, 2021
Background and Purpose: Neutrophilic inflammation is a key determinant of cystic fibrosis (CF) lung disease. Neutrophil-derived free DNA, released in form of extracellular trap (NETs), significantly correlates with impaired lung function in patients with CF, underlying their pathogenetic role in CF lung disease. Thus, specific approaches to control NETosis of neutrophils migrated into the lungs may be clinically relevant in CF. Experimental Approach: We investigated the efficacy of phosphodiesterase (PDE) type-4 inhibitors, in vitro, on NETs release by neutrophils from healthy volunteers and individuals with CF, and in vivo, on NETs accumulation and lung inflammation in mice infected with Pseudomonas aeruginosa. Key Results: PDE4 blockade curbed endotoxin-induced NETs production and preserved cellular integrity and apoptosis in neutrophils, from healthy subjects and patients with CF, challenged with endotoxin, in vitro. The pharmacological effects of PDE4 inhibitors were significantly more evident on CF neutrophils. In a mouse model of Pseudomonas aeruginosa chronic infection, aerosol treatment with roflumilast, a selective PDE4 inhibitor, gave a significant reduction in free-DNA in BALF. This was accompanied by reduced citrullination of Histone H3 in neutrophils migrated into the airways. Roflumilast-treated mice showed a significant improvement in weight recovery. Conclusions and Implications: Our study provides the first evidence that PDE4 blockade controls NETosis in vitro and in vivo, in CF relevant models. Since selective PDE4 inhibitors have been recently approved for the treatment of COPD and psoriasis, our present results encourage clinical trials to test the efficacy of this class of drugs in CF.
A cost-benefit analysis of foot and mouth disease control program for smallholder cat...
Socheat Sieng
Ian Patrick

Socheat Sieng

and 3 more

March 29, 2021
The Cambodian government is attempting to mobilise government, donor and private sector funding to implement a coordinated FMD vaccination program (FMDVP). A necessary first step is to convince the farmers of the benefits of participating in and potentially financially supporting this program. Information was collected from 300 farmers in order to estimate the on-farm benefits and costs of their participation in an FMDVP. Implementing a successful vaccination program is difficult, and farmers understand from previous experience that there may be institutional, social, technical and financial constraints which limit its success. A benefit-cost analysis needs to take into account that outbreaks do not occur every year, not all cattle will be successfully vaccinated, not all sick animals successfully treated and sometimes sick animals simply sold. This study sensitises these variables in order to give a realistic estimation of the farmer participation benefits in an FMDVP. A general result is that it is worthwhile for farmers to participate in the FMDVP if there are average annual outbreaks, or at least two major outbreaks, in the ensuing five years. However, the results are influenced by the interaction of vaccination success and treatment success and coverage. Ineffective coverage and poor treatment of sick animals reduce the benefits of an FMDVP. It is also important that farmers do not sell sick stock and, if they do, that they are able to breed replacements rather than purchase replacements. There are many factors in the smallholder cattle farming system that will influence the success of an FMDVP; farmers will only choose to participate if they can be convinced of the short and long-term economic benefits.
Homozygous DMRT1 mutation c.967G>A found in a Chinese patient with 46,XY complete...
Yang Liu
Zhang Jiaxun

Yang Liu

and 7 more

March 29, 2021
A Chinese woman with 46,XY CGD was diagnosed by clinicopathologic findings . A homozygous mutation c.967G>A(p. Val323Ile) in the DMRT1 gene was detected in the patient by WES. As far as we know, this is the first case of 46,XY CGD caused by a homozygous mutation in the DMRT1 gene.
The Forecasting of Groundwater Fluctuations using Time Series Analysis and Combinatio...
Amirhossein Najafabadipour
Gholamreza Kamali

Amirhossein Najafabadipour

and 2 more

March 29, 2021
The Forecasting of Groundwater Fluctuations is a useful tool for managing groundwater resources in the mining area. Water resources management requires identifying potential periods for groundwater drainage to prevent groundwater from entering the mine pit and imposing high costs. In this research, Auto-Regressive Integrated Moving Average (ARIMA) and Holt-Winters Exponential Smoothing (HWES) data-driven models were used for short-term modeling of the groundwater fluctuations in a piezometer around the Gohar Zamin Iron Ore Mine. For this purpose, 250 non-seasonal groundwater fluctuations data in the period 22-Nov-2018 to 29-Jul-2019, 200 data for modeling, and 50 data for prediction were used. To take advantage of all the features of the two developed models, the predictions are combined with different methods and specific weights. The results show better accuracy for the ARIMA method between the two short-term forecasts, while the HWES method requires less time for modeling. Also, among all the predictions made, the highest accuracy for the combined least-squares method is for forecasting the groundwater fluctuations in the short-term. All the forecasts show a decrease in the groundwater fluctuations, indicating pumping wells around the Gohar Zamin Iron Ore Mine area.
Speckle tracking imaging combined with myocardial comprehensive index to evaluate lef...
Jia Feng
Zijing Zhai

Jia Feng

and 8 more

March 29, 2021
Objective: To evaluate early changes in left ventricular systolic function in patients with systemic lupus erythematosus (SLE) using three-dimensional speckle tracking imaging (3D-STI). Methods: Thirty SLE patients and 30 healthy people (control group) were selected, the patients were further divided into subgroups according to their Safety of Estrogens in Lupus Erythematosus National Assessment version of the SLE Disease Activity Index (SELENA-SLEDAI) score: SELENA-SLEDAI ≤ 12 (mild-to-moderate group), SELENA-SLEDAI > 12 (severe group). Blood samples were obtained from patients and laboratory investigations were performed. All participants were examined using 3D-STI, the 3D conventional and strain parameters were obtained. The above parameters were compared in the three studied groups. Receiver operating curves (ROC) were prepared for above parameters and analyzed to identify correlations among LVEF, GLS, GCS, LVtw, Tor, MCI and hs-TropT. Results: Compared with the control group, the absolute values of LVEDV, LVEF, GLS, GCS, LVtw, Tor and MCI decreased, LV EDmass, LV ESmass and PSD increased in the mild-to-moderate and the severe groups (P2 < 0.05, P3 < 0.05). There was statistically significant difference in terms of strain parameters between the mild-to-moderate group and the severe group (P1 < 0.05). The highest area under the ROC for MCI was 0.909, the highest sensitivity for MCI was 90.00%, and the highest specificity for Tor was 86.67%. Correlation analysis showed that there was a good correlation between the MCI and hs-TropT (r = − 0.677). Conclusion: 3D-STI technology may help detect early changes in left ventricular systolic function in patients with SLE
Immunoprofiling reveals novel mast cell receptors and the continuous nature of human...
Elin Rönnberg
Daryl Boey Zhong Hao

Elin Rönnberg

and 9 more

March 28, 2021
Background: Immunohistochemical analysis of granule-associated proteases has revealed that human lung mast cells constitute a heterogeneous population of cells, with distinct subpopulations identified. However, a systematic and comprehensive analysis of cell-surface markers to study human lung mast cell heterogeneity has yet to be performed. Methods: Human lung mast cells were obtained from lung lobectomies, and the expression of 332 cell-surface markers was analyzed using flow cytometry and the LEGENDScreenTM kit. Markers that exhibited high variance were selected for additional analyses to reveal whether they were correlated and whether discrete mast cell subpopulations were discernable. Results: We identified the expression of 102 surface markers on human lung mast cells. Several markers showed high continuous variation in expression within the mast cell population. Six of these markers were correlated: SUSD2, CD49a, CD326, CD34, CD66 and HLA-DR. The expression of these markers was also correlated with the size and granularity of mast cells. However, no marker produced an expression profile consistent with a bi- or multimodal distribution. Conclusions: LEGENDScreen analysis identified more than 100 cell-surface markers on mast cells, including 23 that, to the best of our knowledge, have not been previously described on human mast cells. Several of the newly described markers are known to be involved in sensing the microenvironment, and their identification can shed new light on mast cell functions. The exhaustive expression profiling of the 332 surface markers failed to detect distinct mast cell subpopulations. Instead, we demonstrate the continuous nature of human lung mast cell heterogeneity.
The role of IgE, IgG, and IgA in tolerance, sensitization, and targeted treatment of...
Mohamed Shamji
Rudolf Valenta

Mohamed Shamji

and 6 more

March 29, 2021
Immunoglobulin E (IgE)-mediated allergy is the most common hypersensitivity disease affecting more than 30% of the population. In genetically-predisposed subjects exposure to minute quantities of allergens leads to the production of IgE antibodies which is termed allergic sensitization and mainly occurs in early childhood. Allergen-specific IgE then binds to the high (FcRI) and low affinity receptors (FcRII, also called CD23) for IgE on effector cells and antigen-presenting cells, respectively. Subsequent and repeated allergen exposure increases allergen-specific IgE levels and, by receptor cross-linking, triggers immediate release of inflammatory mediators from mast cells and basophils whereas IgE-facilitated allergen presentation perpetuates T cell-mediated allergic inflammation. Due to engagement of receptors which are highly selective for IgE even tiny amounts of allergens can induce massive inflammation. Naturally occurring allergen-specific IgG and IgA antibodies usually recognize different epitopes on allergens compared to IgE, and do not efficiently interfere with allergen-induced inflammation. However IgG and IgA antibodies to these important IgE epitopes can be induced by allergen-specific immunotherapy or by passive immunization. These will lead to competition with IgE for binding with the allergen and prevent allergic responses. Similarly, anti-IgE treatment does the same by preventing IgE from binding to its receptor on mastcells and basophils. Here we review the complex interplay of allergen-specific IgE, IgG and IgA and the corresponding cell receptors in allergic diseases and its relevance for diagnosis, treatment and prevention of allergy.
Attenuation of Sinapic Acid and Sinapine-Derived Flavor-Active Compounds Using A Fact...
Ruchira Nandasiri
Erika Zago

Ruchira Nandasiri

and 3 more

March 28, 2021
De-oiled canola meals are sources of protein-containing flavor-active phenolic compounds. Conventional canola oil processing utilizes an excess amount of solvents and is associated with the release of high-intensity bitter flavor-active phenolic compounds, limiting the use of the canola meal. Recent advances in the extraction and isolation of the bitter favor-active phenolic compounds from canola by-products produce protein isolates, however, would benefit the industry by producing a side-stream ingredient rich in phenolics. High temperature and pressure-aided processing, namely the accelerated solvent extraction (ASE) was investigated to extract the flavor-active bitter molecules from the canola meal. The extractability of flavor-active phenolic compounds including the major sinapates, kaempferol derivatives, and other thermo-generative compounds including thomasidioc acid (TA) was evaluated. The effects of temperature, solvent extractant and concentration, and the particle size of the meal, were examined on the extraction efficiency of these phenolic compounds. Extraction temperature (180oC) was the primary determinant (p<0.05) for the attenuation of major sinapates including sinapine and sinapic acid. Both ethanol and methanol extractants at a concentration of 70% (v/v) significantly (p<0.05) extracted the flavor-active phenolic compounds. The pressurized high temperature through optimized ASE conditions attenuated the bitter undesirable flavor-active phenolic molecules from canola meal thereby facilitating a potential value-added phenolic-rich by-product.
OPTIMAL DECAY RATES OF A NONLINEAR SUSPENSION BRIDGE WITH MEMORIES
Mounir Afilal
Baowei Feng

Mounir Afilal

and 2 more

March 28, 2021
In this paper, we investigate the decay properties of suspension bridge with memories in one dimension. To prove our results, we use the energy method to build some very delicate Lyapunov functionals that give the desired results.
Comment on: Parents’ responses to prognostic disclosure at diagnosis of a child with...
Nino Rainusso
Ernest Frugé

Nino Rainusso

and 1 more

March 28, 2021
Title of the manuscriptComment on: Parents’ responses to prognostic disclosure at diagnosis of a child with a high-risk brain tumor: Analysis of clinician-parent interactions and implications for clinical practiceThe role of reflection in dealing with uncertainty
Moxibustion for Chronic Pelvic Inflammatory Disease:A systematic review and meta-anal...
Fanghui Hua
Jun Xiong

Fanghui Hua

and 3 more

March 28, 2021
Background: This study was performed to strictly evaluate the quality of RCTs and thus test the effect of moxibustion on CPID. Methods: Seven databases (PubMed, Cochrane Library, Embase, China National Knowledge Infrastructure, WangFang Database, Chinese Scientific Journal Database, Chinese Biomedical Literatures Database were reviewed for RCTs on CPID treated by moxibustion up to September 2020. Methodological quality and evidence level was assessed on the basis of the RoB tool from Cochrane collaboration and the GRADE instrument, respectively. RevMan5.4.1 and Stata 12.0 software were used for further meta-analysis.Results: A total of 17 RCTs were included (1315 participants, 515 treated by moxibustion and 515 treated by control therapy). The meta-analysis showed that, in comparison to control group, moxibustion had a higher total effective rate (RR = 1.21; 95% CI [1.31, 1.29]; P = 0.007; I2 = 53%); and lower total symptom score (MD = -3.72; 95% CI [-4.38, -3.06]; P =0.02; I2 = 66%). As for the total sign score, the participants treated by moxibustion had lower scores than those treated by control therapy(SMD = -0.72; 95% CI [ -1.07, -0.37]; P = 0.36; I2 = 0%). For the VAS score, pelvic fluid and inflammatory factor level, only one trial showed that there was a significant effect, respectively. Conclusions: This study shows that moxibustion is more effective and safe for CPID. The findings we obtained must be interpreted with caution due to universal low quality and low evidence level of the eligible trials.
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