Τρίτη 19 Μαΐου 2020


The protective benefits of tsunami mitigation parks and ramifications for their strategic design [Sustainability Science]
Nature-based solutions are becoming an increasingly important component of sustainable coastal risk management. For particularly destructive hazards like tsunamis, natural elements like vegetation are often combined with designed elements like seawalls or dams to augment the protective benefits of each component. One example of this kind of hybrid approach is...
Proceedings of the National Academy of Sciences current issue
12h
The origin and diversification of a novel protein family in venomous snakes [Evolution]
The genetic origins of novelty are a central interest of evolutionary biology. Most new proteins evolve from preexisting proteins but the evolutionary path from ancestral gene to novel protein is challenging to trace, and therefore the requirements for and order of coding sequence changes, expression changes, or gene duplication are...
Proceedings of the National Academy of Sciences current issue
12h
Self-injurious behaviour in movement disorders: systematic review
Self-injurious behaviours (SIBs) are defined as deliberate, repetitive and persistent behaviours that are directed towards the body and lead to physical injury and are not associated with sexual arousal and without suicidal intent. In movement disorders, SIBs are typically associated with tic disorders, most commonly Tourette syndrome, and neurodegenerative conditions, such as classic Lesch-Nyhan syndrome. However, beyond these well-known aetiologies, a range of other movement disorder syndromes...
JNNP Online First
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Diagnostic and therapeutic aspects of hemiplegic migraine
Hemiplegic migraine (HM) is a clinically and genetically heterogeneous condition with attacks of headache and motor weakness which may be associated with impaired consciousness, cerebellar ataxia and intellectual disability. Motor symptoms usually last <72 hours and are associated with visual or sensory manifestations, speech impairment or brainstem aura. HM can occur as a sporadic HM or familiar HM with an autosomal dominant mode of inheritance. Mutations in CACNA1A, ATP1A2 and SCN1A encoding...
JNNP Online First
12h
Myelin oligodendrocyte glycoprotein-associated disorders are associated with HLA subtypes in a Chinese paediatric-onset cohort
ObjectiveMyelin oligodendrocyte glycoprotein-associated disorders (MOGADs) are a rare new neurological autoimmune disease with unclear pathogenesis. Since a linkage of the disease to the human leucocyte antigen (HLA) has not been shown, we here investigated whether MOGAD is associated with the HLA locus.MethodsHLA genotypes of 95 patients with MOGADs, assessed between 2016 and 2018 from three academic centres, were compared with 481 healthy Chinese Han individuals. Patients with MOGADs included 51...
JNNP Online First
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Covid-19: Two hundred thank yous
bmj;369/may19_6/m2015/FAF1faThe Cardiff artist Nathan Wyburn created this collage during the covid-19 lockdown from hundreds of images sent to him by health workers.Wyburn put out a request on social...
Latest headlines from BMJ
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Application of a new wind driving force model in soil wind erosion area of northern China
Abstract The shear stress generated by the wind on the land surface is the driving force that results in the wind erosion of the soil. It is an independent factor influencing soil wind erosion. The factors related to wind erosivity, known as submodels, mainly include the weather factor (WF) in revised wind erosion equation (RWEQ), the erosion submodel (ES) in wind erosion prediction system (WEPS), as well as the drift potential (DP) in wind energy environmental assessment. However,...
Latest Results for Journal of Arid Land
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Glacier variations and their response to climate change in an arid inland river basin of Northwest China
Abstract Glaciers are a critical freshwater resource of river recharge in arid areas around the world. In recent decades, glaciers have shown evidence of retreat due to climate change, and the accelerated ablation of glaciers and associated impacts on water resources have received widespread attention. Glacier variations result from climate change, so they can serve as an indicator of climate change. Considering the climatic differences in different elevation ranges, it is worthwhile...
Latest Results for Journal of Arid Land
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Does site elevation determine the start and intensity of human impact? Pollen evidence from southern Germany
Abstract We investigated lake sediments from Großer Ursee, Landkreis Ravensburg, Allgäu, Baden-Württemberg, to explore whether human activity was delayed and less intense at higher sites compared to those in the adjacent lower area around Bodensee (Lake Constance). A 11.1 m high resolution pollen profile from the centre of the lake was analysed, which covers the late Würm and complete Holocene sequence, providing a continuous pollen record of 1,092 samples. Human and climate induced...
Latest Results
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'Kinesinopathies: emerging role of the kinesin family member genes in birth defects
Motor kinesins are a family of evolutionary conserved proteins involved in intracellular trafficking of various cargoes, first described in the context of axonal transport. They were discovered to have a key importance in cell-cycle dynamics and progression, including chromosomal condensation and alignment, spindle formation and cytokinesis, as well as ciliogenesis and cilia function. Recent evidence suggests that impairment of kinesins is associated with a variety of human diseases consistent with...
JMG Online First
12h
Improved molecular detection of mosaicism in Beckwith-Wiedemann Syndrome
BackgroundBeckwith-Wiedemann Syndrome (BWS) is characterised by overgrowth and tumour predisposition. While multiple epigenetic and genetic mechanisms cause BWS, the majority are caused by methylation defects in imprinting control regions on chromosome 11p15.5. Disease-causing methylation defects are often mosaic within affected individuals. Phenotypic variability among individuals with chromosome 11p15.5 defects and tissue mosaicism led to the definition of the Beckwith-Wiedemann Spectrum (BWSp)....
JMG Online First
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De novo variants in SIAH1, encoding an E3 ubiquitin ligase, are associated with developmental delay, hypotonia and dysmorphic features
BackgroundUbiquitination has a central role in numerous biological processes, including cell development, stress responses and ageing. Perturbed ubiquitination has been implicated in human diseases ranging from cancer to neurodegenerative diseases. SIAH1 encodes a RING-type E3 ubiquitin ligase involved in protein ubiquitination. Among numerous other roles, SIAH1 regulates metabotropic glutamate receptor signalling and affects neural cell fate. Moreover, SIAH1 positively regulates Wnt signalling through...
JMG Online First
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Insular Decision Criteria in Clinical Practice: Analysis of Decision-Making in Oncology
Background: Medical decision-making is complex and involves a variety of decision criteria, many of which are universally recognised. However, decision-making analyses have demonstrated that certain decision criteria are not used uniformly among clinicians. Aim: We describe decision criteria, which for various contexts are only used by a minority of decision makers. For these, we introduce and define the term “insular criteria”. Methods: 19 studies analysing clinical decision-making based on decision...
OCL : Last 20 articles
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Coronavirus set to cause biggest emissions fall since second world war
The coronavirus lockdown will see global carbon emissions fall by a fifth compared with last year, but this dramatic drop won't slow climate change
New Scientist - The Human Brain
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What are Delphi studies?
IntroductionWhenever developing training competencies, tools to support clinical practice or a response to a professional issue, seeking the opinion of experts is a common approach. By working to identify a consensus position, researchers can report findings on a specific question (or set of questions) that are based on the knowledge and experience of experts in their field.However, there are challenges to this approach. For example, what should be done when consensus cannot be reached? How can experts...
Evidence-Based Nursing Online First
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IBD in pregnancy: recent advances, practical management
Inflammatory bowel disease (IBD) poses complex issues in pregnancy, but with high-quality care excellent pregnancy outcomes are achievable. In this article, we review the current evidence and recommendations for pregnant women with IBD and aim to provide guidance for clinicians involved in their care. Many women with IBD have poor knowledge about pregnancy-related issues and a substantial minority remains voluntarily childless. Active IBD is associated with an increased risk of preterm birth, low...
BMJ Frontline Gastroenterology Online First
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Automated cell cluster analysis provides insight into multi-cell-type interactions between immune cells and their targets
Publication date: Available online 19 May 2020Source: Experimental Cell ResearchAuthor(s): Markus I. Diehl, Steven P. Wolf, Vytas P. Bindokas, Hans Schreiber
Experimental Cell Research
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IL-6 promotes cell adhesion in human endothelial cells via microRNA-126–3p suppression
Publication date: Available online 18 May 2020Source: Experimental Cell ResearchAuthor(s): Momoka Ohta, Toshie Kihara, Kohki Toriuchi, Hiromasa Aoki, Soichiro Iwaki, Hiroki Kakita, Yasumasa Yamada, Mineyoshi Aoyama
Experimental Cell Research
12h
Antagomirs targeting miR-142–5p attenuate pilocarpine-induced status epilepticus in mice
Publication date: Available online 18 May 2020Source: Experimental Cell ResearchAuthor(s): Haifeng Zhang, Yajun Lian, Nanchang Xie, Xuan Cheng, Chen Chen, Hongliang Xu, Yake Zheng
Experimental Cell Research
12h
Agency is criticised over its investigation into baby’s death from hypoxia
The coroner investigating the botched birth of a baby boy who died from hypoxia has strongly criticised the Healthcare Service Investigation Branch (HSIB) over its report on his death.Karen...
Latest headlines from BMJ
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Secondary adrenal insufficiency: an insidious consequence of the opioid epidemic?
Case presentationA 22-year-old woman was admitted to the medicine service with generalised abdominal pain and nausea. Medical history included a recent motor vehicle accident resulting in multiple orthopaedic injuries and development of a chronic pain syndrome. The patient denied other pertinent medical, social or family history. Medications included escitalopram, cyclobenzaprine, and oxycodone 10 mg every 6 hours as needed for pain.The patient’s initial vitals were temperature 37.3°C, heart rate...
Postgraduate Medical Journal Online First
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Multiple morphological abnormalities of the sperm flagella (MMAF)-associated genes: the relationships between genetic variation and litter size in goats
Publication date: Available online 19 May 2020Source: GeneAuthor(s): Zhen Wang, Yun Pan, Libang He, Xiaoyue Song, Hong Chen, Chuanying Pan, Lei Qu, Haijing Zhu, Xianyong Lan
Gene
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Impact of short-term starvation and refeeding on the expression of KLF15 and regulatory mechanism of branched-chain amino acids metabolism in muscle of Chinese soft-shelled turtle (<em>Pelodiscus sinensis</em>)
Publication date: Available online 19 May 2020Source: GeneAuthor(s): Honghui Li, Yaxiong Pan, Lingsheng Bao, Yulong Li, Congyi Cheng, Li Liu, Jing Xiang, Jia Cheng, Jianshe Zhang, Wuying Chu, Yudong Shen
Gene
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Investigation of <em>GHSR</em> methylation levels in thymomas from patients with Myasthenia Gravis
Publication date: Available online 19 May 2020Source: GeneAuthor(s): Fabio Coppedè, Andrea Stoccoro, Vanessa Nicolì, Roberta Gallo, Anna De Rosa, Melania Guida, Michelangelo Maestri, Marco Lucchi, Roberta Ricciardi, Lucia Migliore
Gene
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Protective effect of genistein on the ischemic acute kidney injury in the rat
Publication date: Available online 19 May 2020Source: GeneAuthor(s): Firouzeh Gholampour, Zahra Mohammadi, Zeinab karimi, Seyed Mohammad Owji
Gene
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DNA methylation of the <em>prkaca</em> gene involved in osmoregulation in tilapia hybrids (<em>Oreochromis mossambicus</em> × <em>Oreochromis hornorum</em>)
Publication date: Available online 18 May 2020Source: GeneAuthor(s): Huanhuan Su, Dongmei Ma, Huiwen Shang, Jiajia Fan, Huaping Zhu
Gene
13h
Single-cell profiling reveals sex diversity in human renal proximal tubules
Publication date: Available online 18 May 2020Source: GeneAuthor(s): Lin Huang, Jinling Liao, Juan He, Siqiong Pan, Haiying Zhang, Xiaobo Yang, Jiwen Cheng, Yang Chen, Zengnan Mo
Gene
13h
The identification of an R2R3-MYB transcription factor involved in regulating anthocyanin biosynthesis in <em>Primulina swinglei</em> flowers
Publication date: Available online 18 May 2020Source: GeneAuthor(s): Chen Feng, Dehui Ding, Chao Feng, Ming Kang
Gene
13h
Measuring the Outreach Efforts of Public Health Authorities and the Public Response on Facebook During the COVID-19 Pandemic in Early 2020: Cross-Country Comparison
*Journal* of *Medical Internet Research*
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Exosomes as drug delivery vehicle and contributor of resistance to anticancer drugs
Publication date: Available online 19 May 2020Source: Cancer LettersAuthor(s): Mahendran Chinnappan, Akhil Srivastava, Narsireddy Amreddy, Mohammad Razaq, Vipul Pareek, Rebaz Ahmed, Meghna Mehta, Jo Elle Peterson, Anupama Munshi, Rajagopal Ramesh
Cancer Letters
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Hypoxia and cancer related pathology
Publication date: Available online 19 May 2020Source: Cancer LettersAuthor(s): Qiuxia Xiong, Baiyang Liu, Mingxia Ding, Jumin Zhou, Cuiping Yang, Yongbin Chen
Cancer Letters
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LncRNA H19 downregulation confers erlotinib resistance through upregulation of PKM2 and phosphorylation of AKT in EGFR-mutant lung cancers
Publication date: Available online 18 May 2020Source: Cancer LettersAuthor(s): Chen Chen, Wei-Ran Liu, Bin Zhang, Lian-Min Zhang, Chen-Guang Li, Chang Liu, Hua Zhang, Yan-Song Huo, Yu-Chen Ma, Peng-Fei Tian, Qi Qi, Jing-Jing Li, Zhe Tang, Zhen-Fa Zhang, Giuseppe Giaccone, Dong-Sheng Yue, Chang-Li Wang
Cancer Letters
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Funktionelle Ergebnisse nach chirurgischer Therapie von Oropharynxkarzinomen
Zusammenfassung Hintergrund Das primäre Ziel der chirurgischen Resektion von Karzinomen im Bereich des Oropharynx (OPSCC) ist die sichere R0-Resektion. Die Ausdehnung des Primärtumors ist hierbei ausschlaggebend für den zu wählenden Zugangsweg, der so klein wie möglich, jedoch so radikal wie nötig ausfallen sollte. Bisher existieren keine prospektiven vergleichenden Studien, die das funktionelle Ergebnis in Abhängigkeit vom chirurgischen...
Latest Results for HNO
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Bedürfnisse und Belastungen von palliativmedizinisch mitbetreuten Patienten mit fortgeschrittenen und/oder metastasierten Kopf-Hals-Tumoren
Zusammenfassung Hintergrund Neue Therapieformen ermöglichen auch bei Patienten mit fortgeschrittenen und metastasierten Kopf-Hals-Tumoren gute Behandlungsansätze. Gespräche über das Lebensende, vorausschauende Versorgungsplanung und auch palliativmedizinische Konzepte geraten dadurch oft in den Hintergrund. Ziel der Arbeit Analyse von Symptomen, Belastungen...
Latest Results for HNO
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Objektive und subjektive Bewertung eines strukturierten Vorgehens zur Beurteilung von Computertomographien der Nasennebenhöhlen
Zusammenfassung Hintergrund Die Voraussetzung zur Vermeidung potenziell schwerwiegender Komplikationen in der Nasennebenhöhlenchirurgie ist eine fundierte Kenntnis der individuellen Anatomie. Für die Nasennebenhöhlen stellt die Computertomographie (CT) die Bildgebung der Wahl dar, um die individuelle Anatomie und das Ausmaß der Erkrankung präoperativ darzustellen. Ziel...
Latest Results for HNO
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JCDD, Vol. 7, Pages 18: Biomechanical Cues Direct Valvulogenesis
JCDD, Vol. 7, Pages 18: Biomechanical Cues Direct Valvulogenesis Journal of Cardiovascular Development and Disease doi: 10.3390/jcdd7020018 Authors: Ahuja Ostwald Bark Garrity The vertebrate embryonic heart initially forms with two chambers, a ventricle and an atrium, separated by the atrioventricular junction. Localized genetic and biomechanical information guides the development of valves, which function to ensure unidirectional blood flow. If the valve development process...
Journal of Cardiovascular Development and Disease
14h
Lack of efficacy of hydroxychloroquine in covid-19
Some have trumpeted the 4-aminoquinoline antimalarial drugs, chloroquine and hydroxychloroquinine, for the treatment of covid-19, based on the (literally) incredible results of efficacy in reported...
Latest headlines from BMJ
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Effects of a Web-Based Patient Portal on Patient Satisfaction and Missed Appointment Rates: Survey Study
*Journal* of *Medical Internet Research*
14h

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