116 research outputs found

    The Evaluation of Immigrants' Credentials: The Roles of Accreditation, Immigrant Race, and Evaluator Biases

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    Theories of subtle prejudice imply that personnel decision makers might inadvertently discriminate against immigrant employees, in particular immigrant employees form racial minority groups. The argument is that the ambiguities that are associated with immigrant status (e.g., quality of foreign credentials) release latent biases against minorities. Hence, upon removal of these ambiguities (e.g., recognition of foreign credentials as equivalent to local credentials), discrimination against immigrant employees from minority groups should no longer occur. Experimental research largely confirmed these arguments, showing that participants evaluated the credentials of black immigrant employees less favorably only when the participants harbored latent racial biases and the foreign credentials of the applicants had not been accredited. The results suggest the importance of the official recognition of foreign credentials for the fair treatment of immigrant employees.Labour Discrimination, Immigrants, Racial Minorities, Prejudice, Credential Recognition, Experiment

    In Vitro Antimicrobial Activity of Sapindus mukorossi and Emblica officinalis Against Dental Caries Pathogens

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    The in vitro antimicrobial activity of Sapindus mukorossi and Emblica officinalis fruit extracts were studied against Streptococcus mutans, Staphylococcus aureus, Lactobacillus acidophilus, Candida albicans and Saccharomyces cerevisiae. The acetone, ethanol, methanol, hot water and cold water extracts of S.mukorossi exhibited antimicrobial activity against one of the tested microorganisms i.e. S.cerevisiae. All the five extracts of E.officinalis showed inhibitory activity against S.mutans while the acetonic, hot and cold aqueous extracts showed inhibitory activity against S.aureus also. The largest zone of inhibition was obtained with the acetonic extract of S.mukorossi against S.cerevisiae (29.65mm) and hot water extract of E.officinalis against S.aureus (40.32mm). Minimum inhibitory concentrations (MIC) of the extracts were also determined against the selected microorganisms showing zones of inhibition ≥8mm. This study depicts that the fruits of Sapindus mukorossi and Emblica officinalis possess very good antifungal and antibacterial activities respectively and can be used as a potential source of novel antimicrobial agents used to cure dental caries

    Polycythemia: a mystery solved by history

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    Testosterone is responsible for increased muscle mass. Leaner body mass helps control weight and increases energy. High levels of testosterone help build muscles and also stimulate growth in strength. Androgenic-anabolic steroids (AAS) are drugs that are structurally related to the cyclic steroid rings system and have similar effects to testosterone in the body. Athletes who abuse steroids do so for muscle growth and quick recovery. Testosterone - whether it's injected, applied via a patch or cream, or taken orally - allows athletes to rapidly increase muscle mass beyond their usual capacity, and also reduces their recovery time which allows them to train continuously with little need to rest their bodies in between workouts. Physiologically, erythrocytosis is defined by an erythrocyte mass that exceeds 125% of that predicted for sex and body mass. Much of the concern with the use of testosterone involves increase in blood viscosity, resulting from increased red blood cell mass causing a potential increased risk for venous thromboembolism (VTE), myocardial infarction (MI), and cerebrovascular accidents (CVA). We report a case of secondary polycythemia related to testosterone therapy

    A rare case of cranial metastasis from an initial presentation of hepatocellular carcinoma

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    Cranial metastases from hepatocellular carcinoma (HCC) has been seldom reported. Reported herein is the case of a painless parietal bone mass as an initial presentation of HCC in a 63-year-old female patient who was subsequently diagnosed to have HCV related cirrhosis. The biopsy from cranial lesion was confirmatory of HCC on immunohistochemistry. The patient had no known history of chronic liver disease. The presented diagnosis was made through detailed history, laboratory parameters and cross sectional imaging

    Flexible Data Streaming In Stream Cloud

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    Abstract: Most of the applications in some special domains such as Telecommunication systems, Share market, Fraud detection and network security which required online processing of incoming data. They produce very high incoming load which needs to process by multiple nodes. The current system is on single node bottleneck and with the static configuration and hence it is not able to scale with the input load. So in this paper we present stream cloud a high flexible data stream processing engine for processing bulky data stream. This is particularly suitable for applications in online transactions, monitoring financial data processing and fraud detection systems that require timely processing of continuous data. Stream cloud using novel parallelization technique which splits one query into sub queries which are independently allocates to individual nodes for execution. It is having some elastic protocols which is used to dynamic resource management and load balancing of incoming load. Keywords: Data stream, Load balancing, Elasticity, Scalability, Flexibility I. INTRODUCTION Number of applications where large amount of data need to be processed in quasi-real-time process which is having the limitations of store then process paradig

    Decrypting the multi-functional biological activators and inducers of defense responses against biotic stresses in plants

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    Plant diseases are still the main problem for the reduction in crop yield and a threat to global food security. Additionally, excessive usage of chemical inputs such as pesticides and fungicides to control plant diseases have created another serious problem for human and environmental health. In view of this, the application of plant growth-promoting rhizobacteria (PGPR) for controlling plant disease incidences has been identified as an eco-friendly approach for coping with the food security issue. In this review, we have identified different ways by which PGPRs are capable of reducing phytopathogenic infestations and enhancing crop yield. PGPR suppresses plant diseases, both directly and indirectly, mediated by microbial metabolites and signaling components. Microbial synthesized anti-pathogenic metabolites such as siderophores, antibiotics, lytic enzymes, hydrogen cyanide, and several others act directly on phytopathogens. The indirect mechanisms of reducing plant disease infestation are caused by the stimulation of plant immune responses known as initiation of systemic resistance (ISR) which is mediated by triggering plant immune responses elicited through pathogen-associated molecular patterns (PAMPs). The ISR triggered in the infected region of the plant leads to the development of systemic acquired resistance (SAR) throughout the plant making the plant resistant to a wide range of pathogens. A number of PGPRs including Pseudomonas and Bacillus genera have proven their ability to stimulate ISR. However, there are still some challenges in the large-scale application and acceptance of PGPR for pest and disease management. Further, we discuss the newly formulated PGPR inoculants possessing both plant growth-promoting activities and plant disease suppression ability for a holistic approach to sustaining plant health and enhancing crop productivity

    Therapeutic mammoplasty: a “wise” oncoplastic choice—lessons from the largest single-center cohort from Asia

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    IntroductionThe majority of breast cancer patients from India usually present with advanced disease, limiting the scope of breast conservation surgery. Therapeutic mammoplasty (TM), an oncoplastic technique that permits larger excisions, is quite promising in such a scenario and well suited to breast cancer in medium-to-large-sized breasts with ptosis and in some cases of large or multifocal/multicentric tumors. Here, we describe our TM cohort of 205 (194 malignant and 11 benign) patients from 2012 to 2019 treated at a single surgeon center in India, the largest Asian dataset for TM.MethodsAll patients underwent treatment after careful discussions by a multidisciplinary tumor board and patient counseling. We report the clinicopathological profiles and surgical, oncological, cosmetic, and patient-related outcomes with different TM procedures.ResultsThe median age of breast cancer patients was 49 years; that of benign disease patients was 41 years. The breast cancer cohort underwent simple (n = 84), complex (n = 71), or extreme (n = 44) TM surgeries. All resection margins were analyzed through intra-operative frozen-section assessment with stringent rad-path analysis protocols. The margin positivity rate was found to be 1.4%. A majority of the cohort was observed to have pT1–pT2 tumors, and the median resection volume was 180 cc. Low post-operative complication rates and good-to-excellent cosmetic scores were observed. The median follow-up was 39 months. We observed 2.07% local and 5.7% distal recurrences, and disease-specific mortality was 3.1%. At median follow-up, the overall survival was observed to be 95.9%, and disease-free survival was found to be 92.2%. The patient-reported outcome measures (PROMs) showed good-to-excellent scores for all types of TMs across BREAST-Q domains.ConclusionWe conclude that in India, a country where women present with large and locally advanced tumors, TM safely expands the indications for breast conservation surgery. Our results show oncological and cosmetic outcomes at acceptable levels. Most importantly, PROM scores suggest improved overall wellbeing and better satisfaction with the quality of life. For patients with macromastia, this technique not only focuses on cancer but also improves self-image and reduces associated physical discomfort often overlooked by women in the Indian setting. The popularization of this procedure will enable Indian patients with breast cancer to receive the benefits of breast conservation

    Improving the use of crop models for risk assessment and climate change adaptation

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    Crop models are used for an increasingly broad range of applications, with a commensurate proliferation of methods. Careful framing of research questions and development of targeted and appropriate methods are therefore increasingly important. In conjunction with the other authors in this special issue, we have developed a set of criteria for use of crop models in assessments of impacts, adaptation and risk. Our analysis drew on the other papers in this special issue, and on our experience in the UK Climate Change Risk Assessment 2017 and the MACSUR, AgMIP and ISIMIP projects. The criteria were used to assess how improvements could be made to the framing of climate change risks, and to outline the good practice and new developments that are needed to improve risk assessment. Key areas of good practice include: i. the development, running and documentation of crop models, with attention given to issues of spatial scale and complexity; ii. the methods used to form crop-climate ensembles, which can be based on model skill and/or spread; iii. the methods used to assess adaptation, which need broadening to account for technological development and to reflect the full range options available. The analysis highlights the limitations of focussing only on projections of future impacts and adaptation options using pre-determined time slices. Whilst this long-standing approach may remain an essential component of risk assessments, we identify three further key components: 1. Working with stakeholders to identify the timing of risks. What are the key vulnerabilities of food systems and what does crop-climate modelling tell us about when those systems are at risk? 2. Use of multiple methods that critically assess the use of climate model output and avoid any presumption that analyses should begin and end with gridded output. 3. Increasing transparency and inter-comparability in risk assessments. Whilst studies frequently produce ranges that quantify uncertainty, the assumptions underlying these ranges are not always clear. We suggest that the contingency of results upon assumptions is made explicit via a common uncertainty reporting format; and/or that studies are assessed against a set of criteria, such as those presented in this paper

    Global wealth disparities drive adherence to COVID-safe pathways in head and neck cancer surgery

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