157 research outputs found

    Analisa paralelistk Ar Ra'ad 13;17 dengan tenaga hidrokinetik

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    Terjemahan dan tafsir ayatAr Raad 13:17pada delapan kitab terjemahan dan tiga kitab tafsir, mengenai Kebenaran dan Kebatilan sebagai pesan utama, yang memasukkan perumpamaan 'peleburan logam' (ore smelting) dijangka telah mengaburkan pesan sampingan Al Quran yang bermanfaat bagi manusia dalam menemukan sumber tenaga lestari dari tenaga hidrokinetika air mengalir. Perumpaan yangdipakai dari teks ayatyang ada sudah jelas dan mencukupi. Delapan kitab terjemahan AIQuran yang dipakai untuk menelaah kandungan ayat Ar Raad 13:17 iatu Sahib International, Picktball, YusufAli, Shakir, Muhammad Sanoar, Mobsin Khan, and Arberryin, dan Terjemahan Departemen AgamaRepublik Indonesia. Tiga kitab tafsir dari Tafsir ]alalayn, Tafsir Ibn 'Abbas, Tafsir Al Mizan karya MohammadHussain Thabathabai, sudah pun dikaji. Analisa tekstual dan kontekstual dengan uji-silang (cross-check) dengan cara pemakaian kata yang sama tetapi pada ayat-ayat lain di dalam AIQuran, serta konteks dengan memperhatikan makna ayatayatyang mendahuluinya di dalam surat itu pun sudah dilakukan. Disimpulkan adanya paralelitas antara bahagian ayat Ar Raad 13:17 mengenai air mengalir dan api yang dihasilkan dengan Tenaga Hidrokinetik

    Pengaruh Persepsi Mahasiswa Tentang Variasi Mengajar Dosen Terhadap Hasil Belajar Dalam Mata Kuliah Teknik Permesinan

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    Penelitian ini bertujuan untuk mengetahui pengaruh persepsi mahasiswamengenai variasi mengajar dosen terhadap hasil belajar mahasiswa PTM UniversitasNegeri Semarang angkatan 2007. Populasi dalam penelitian ini adalah semua mahasiswaPTM Universitas Negeri Semarang angkatan 2007 yang keseluruhan berjumlah 58mahasiswa, dari jumlah tersebut yang dijadikan sampel ialah sebanyak 58 mahasiswadengan prosedur pengambilan total sampling, yaitu apabila subjek penelitian kurang dari100, lebih baik diambil semua (Arikunto, 2002:108). Metode pokok dalam penelitian inimenggunakan metode angket yang digunakan untuk mengumpulkan data persepsimahasiswa mengenai variasi mengajar dosen serta data hasil belajar akhir mata kuliahteknik permesinan. Rata-rata persepsi mahasiswa tantang variasi mengajar mencapai75% pada interval 63 - 81 dalam kategori tinggi, hal ini menunjukan bahwa dosen dalammemberikan pambelajaran memiliki variasi yang tinggi baik dari segi gayanya,penggunaan media dan bahan ajar serta interaksi dengan mahasiswanya. Jika dilihat darisetiap aspeknya, rata-rata tertinggi pada aspek variasi interaksi. Hal ini menunjukanbahwa dosen cenderung menitik beratkan pada kualitas metode yang digunakan atauinteraksi dengan mahasiswa. Rata-rata persepsi mahasiswa tentang penggunaan metodeinteraksi ini mencapai 79,94 dan lebih tinggi dari aspek gaya mengajar sebesar 77,00 danaspek penggunaan media dan bahan ajar sebesar 69,58. Ada pengaruh persepsimahasiswa mengenai variasi mengajar dosen terhadap hasil belajar mahasiswa PTM,dengan Fhitung ( 1,016) < Ftabel ( 1,86 ) pada α= 0,05 dengan dk pembilang 25 (k-2) danpenyebut 31 (n-k). Dan koefisien korelasi r= 0.453 > rtabel=0,224. Besarnya koefisiendetrminasi(r2) dari persaman regresi Y=81,6+0,059X adalah 0,205, berarti besarnyapengaruh variabel pengaruh persepsi mahasiswa mengenai variasi mengajar dosenterhadap variabel hasil belajar mata kuliah Teknik Permesinan yang dapat dijelaskanoleh garis regresi adalah 20,5% dan sisanya 79,5% pengaruh tidak dapat dijelaskan olehgaris regresi tersebut

    Cancer Biology Data Curation at the Mouse Tumor Biology Database (MTB)

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    Many advances in the field of cancer biology have been made using mouse models of human cancer. The Mouse Tumor Biology (MTB, "http://tumor.informatics.jax.org":http://tumor.informatics.jax.org) database provides web-based access to data on spontaneous and induced tumors from genetically defined mice (inbred, hybrid, mutant, and genetically engineered strains of mice). These data include standardized tumor names and classifications, pathology reports and images, mouse genetics, genomic and cytogenetic changes occurring in the tumor, strain names, tumor frequency and latency, and literature citations.

Although primary source for the data represented in MTB is peer-reviewed scientific literature an increasing amount of data is derived from disparate sources. MTB includes annotated histopathology images and cytogenetic assay images for mouse tumors where these data are available from The Jackson Laboratory’s mouse colonies and from outside contributors. MTB encourages direct submission of mouse tumor data and images from the cancer research community and provides investigators with a web-accessible tool for image submission and annotation. 

Integrated searches of the data in MTB are facilitated by the use of several controlled vocabularies and by adherence to standard nomenclature. MTB also provides links to other related online resources such as the Mouse Genome Database, Mouse Phenome Database, the Biology of the Mammary Gland Web Site, Festing's Listing of Inbred Strains of Mice, the JAX® Mice Web Site, and the Mouse Models of Human Cancers Consortium's Mouse Repository. 

MTB provides access to data on mouse models of cancer via the internet and has been designed to facilitate the selection of experimental models for cancer research, the evaluation of mouse genetic models of human cancer, the review of patterns of mutations in specific cancers, and the identification of genes that are commonly mutated across a spectrum of cancers.

MTB is supported by NCI grant CA089713

    A renormalisation approach to excitable reaction-diffusion waves in fractal media

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    Of fundamental importance to wave propagation in a wide range of physical phenomena is the structural geometry of the supporting medium. Recently, there have been several investigations on wave propagation in fractal media. We present here a renormalization approach to the study of reaction-diffusion (RD) wave propagation on finitely ramified fractal structures. In particular we will study a Rinzel-Keller (RK) type model, supporting travelling waves on a Sierpinski gasket (SG), lattice

    Seroprevalence and some Demographic Factors Associated with Toxoplasma gondii Infection among Male Population in Duhok Province/Iraq

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    هدفت الدراسة الحالية إلى دراسة معدل الانتشار المصلي لعدوى المقوسات الكوندية وعلاقته ببعض العوامل الديموغرافية بين الذكور في محافظة دهوك/ العراق. تم جمع ما مجموعه 424 عينة دم عشوائية من السكان الذكور من مختلف الأعمار (18-60) سنة وفئات اقتصادية اجتماعية مختلفة. من بين 424 عينة تم فحصها ، كانت 108 (25.47 ٪) إيجابية المصل منها 88 (20.75 ٪) تم العثور عليهاإيجابية مصليا ل IgG، في حين أن 20 (4.72 ٪) عينة كانت إيجابية مصليا لل IgM. فيما يتعلق بمهنة الذكور الماخوذة منهم العينات، أعلى نسبة لداء المقوسات المزمن اثبتت مصليا عند العمال، يليهم رجال الشرطة والمتقاعدون بمعدلات 23.96 ٪ و 23.6 ٪ و 23.07 ٪ على التوالي. أظهرت الفئة العمرية 18-30 سنة أعلى معدل مصل الدم الذي كان 26.6 ٪. مما يعني انخفاض معدل الإيجابية المصلية مع زيادة العمر. فيما يتعلق بفصائل الدم، كانت أعلى نسبة مصليا للIgG في كل من فصيلة الدم O + و B-، والتي كانت 23.2 ٪ و 23.1 ٪ على التوالي. وقد لوحظ ارتفاع معدل إيجابية المصل لدى الذكور المتزوجين (21.32 ٪) بالمقارنة مع الذكور غير المتزوجين (19.05 ٪) والخصبة 22.3 ٪ مقابل الذكور العقيمة 12.5 ٪. تظهر هذه الدراسة أهمية العوامل الديموغرافية  لوبائية المقوسات الكوندية  لدى الذكور، والتي تدعم دور الصحة العامة في السيطرة على الأمراض المعدية.The present study aims to investigate the seroprevalence rate of Toxoplasma gondii infection and its relation to some demographic factors among males in Duhok province/Iraq. A total of 424 random blood samples were collected from the male population of different ages (18-60) years and different social-economic classes. Out of 424 samples examined, 108 (25.47%) were seropositive to the anti- T. gondii antibodies; 88 (20.75%) were found seropositive for IgG, while 20 (4.72%) samples were seropositive for IgM. Regarding occupation, the highest percentage for chronic toxoplasmosis was reported in workers followed by policemen and pensioners at rates of 23.96%, 23.6%, and 23.07%, respectively. The age group 18-30 years showed the highest seropositive rate which was 26.6%; the seropositivity rate decreased with the increase of age. Regarding the blood groups, the highest percentage of IgG was reported in both O+ and B- groups, which were 23.2% and 23.1%, respectively. The higher rate of seropositivity was observed among married males (21.32%) as compared to unmarried males (19.05%) and fertile (22.3%) versus sterile males (12.5%). Concerning IgM antibodies, the highest seropositivity (9.4%) was reported in infertile males. The results of this study showed the importance of demographic factors to the epidemiology of T. gondii in males, which support the role of public health in the control of infectious diseases

    Preoperative nutrition intervention in patients undergoing resection for upper gastrointestinal cancer: Results from the multi-centre nourish point prevalence study:Results from the Multi-Centre NOURISH Point Prevalence Study

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    Background: Preoperative nutrition intervention is recommended prior to upper gastrointestinal (UGI) cancer resection; however, there is limited understanding of interventions received in current clinical practice. This study investigated type and frequency of preoperative dietetics intervention and nutrition support received and clinical and demographic factors associated with receipt of intervention. Associations between intervention and preoperative weight loss, surgical length of stay (LOS), and complications were also investigated. Methods: The NOURISH Point Prevalence Study was conducted between September 2019 and May 2020 across 27 Australian tertiary centres. Subjective global assessment and weight were performed within 7 days of admission. Patients reported on preoperative dietetics and nutrition intervention, and surgical LOS and complications were recorded. Results: Two-hundred patients participated (59% male, mean (standard deviation) age 67 (10)). Sixty percent had seen a dietitian preoperatively, whilst 50% were receiving nutrition support (92% oral nutrition support (ONS)). Patients undergoing pancreatic surgery were less likely to receive dietetics intervention and nutrition support than oesophageal or gastric surgeries (p 2 weeks had lower mean (SD) percentage weight loss than those who did not (1.2 (1.8) vs. 2.9 (3.4), p = 0.001). In malnourished patients, total dietetics appointments ≥3 was independently associated with reduced surgical complications (odds ratio 0.2, 95% confidence interval (CI) 0.1, 0.9, p = 0.04), and ONS >2 weeks was associated with reduced LOS (regression coefficient −7.3, 95% CI −14.3, −0.3, p = 0.04). Conclusions: Despite recommendations, there are low rates of preoperative dietetics consultation and nutrition support in this population, which are associated with increased preoperative weight loss and risk of increased LOS and complications in malnourished patients. The results of this study provide insights into evidence–practice gaps for improvement and data to support further research regarding optimal methods of preoperative nutrition support

    Assessment of nutritional status and nutrition impact symptoms in patients undergoing resection for upper gastrointestinal cancer: Results from the multi-centre nourish point prevalence study

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    Background: Identification and treatment of malnutrition are essential in upper gastrointestinal (UGI) cancer. However, there is limited understanding of the nutritional status of UGI cancer patients at the time of curative surgery. This prospective point prevalence study involving 27 Australian tertiary hospitals investigated nutritional status at the time of curative UGI cancer resection, as well as presence of preoperative nutrition impact symptoms, and associations with length of stay (LOS) and surgical complications. Methods: Subjective global assessment, hand grip strength (HGS) and weight were performed within 7 days of admission. Data on preoperative weight changes, nutrition impact symptoms, and dietary intake were collected using a purpose-built data collection tool. Surgical LOS and complications were also recorded. Multivariate regression models were developed for nutritional status, unintentional weight loss, LOS and complications. Results: This study included 200 patients undergoing oesophageal, gastric and pancreatic surgery. Malnutrition prevalence was 42% (95% confidence interval (CI) 35%, 49%), 49% lost ≥5% weight in 6 months, and 47% of those who completed HGS assessment had low muscle strength with no differences between surgical procedures (p = 0.864, p = 0.943, p = 0.075, respectively). The overall prevalence of reporting at least one preoperative nutrition impact symptom was 55%, with poor appetite (37%) and early satiety (23%) the most frequently reported. Age (odds ratio (OR) 4.1, 95% CI 1.5, 11.5, p = 0.008), unintentional weight loss of ≥5% in 6 months (OR 28.7, 95% CI 10.5, 78.6, p < 0.001), vomiting (OR 17.1, 95% CI 1.4, 207.8, 0.025), reduced food intake lasting 2–4 weeks (OR 7.4, 95% CI 1.3, 43.5, p = 0.026) and ≥1 month (OR 7.7, 95% CI 2.7, 22.0, p < 0.001) were independently associated with preoperative malnutrition. Factors independently associated with unintentional weight loss were poor appetite (OR 3.7, 95% CI 1.6, 8.4, p = 0.002) and degree of solid food reduction of <75% (OR 3.3, 95% CI 1.2, 9.2, p = 0.02) and <50% (OR 4.9, 95% CI 1.5, 15.6, p = 0.008) of usual intake. Malnutrition (regression coefficient 3.6, 95% CI 0.1, 7.2, p = 0.048) and unintentional weight loss (regression coefficient 4.1, 95% CI 0.5, 7.6, p = 0.026) were independently associated with LOS, but no associations were found for complications. Conclusions: Despite increasing recognition of the importance of preoperative nutritional intervention, a high proportion of patients present with malnutrition or clinically significant weight loss, which are associated with increased LOS. Factors associated with malnutrition and weight loss should be incorporated into routine preoperative screening. Further investigation is required of current practice for dietetics interventions received prior to UGI surgery and if this mitigates the impact on clinical outcomes

    Disease Ontology: improving and unifying disease annotations across species.

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    Model organisms are vital to uncovering the mechanisms of human disease and developing new therapeutic tools. Researchers collecting and integrating relevant model organism and/or human data often apply disparate terminologies (vocabularies and ontologies), making comparisons and inferences difficult. A unified disease ontology is required that connects data annotated using diverse disease terminologies, and in which the terminology relationships are continuously maintained. The Mouse Genome Database (MGD, http://www.informatics.jax.org), Rat Genome Database (RGD, http://rgd.mcw.edu) and Disease Ontology (DO, http://www.disease-ontology.org) projects are collaborating to augment DO, aligning and incorporating disease terms used by MGD and RGD, and improving DO as a tool for unifying disease annotations across species. Coordinated assessment of MGD\u27s and RGD\u27s disease term annotations identified new terms that enhance DO\u27s representation of human diseases. Expansion of DO term content and cross-references to clinical vocabularies (e.g. OMIM, ORDO, MeSH) has enriched the DO\u27s domain coverage and utility for annotating many types of data generated from experimental and clinical investigations. The extension of anatomy-based DO classification structure of disease improves accessibility of terms and facilitates application of DO for computational research. A consistent representation of disease associations across data types from cellular to whole organism, generated from clinical and model organism studies, will promote the integration, mining and comparative analysis of these data. The coordinated enrichment of the DO and adoption of DO by MGD and RGD demonstrates DO\u27s usability across human data, MGD, RGD and the rest of the model organism database community. Dis Model Mech 2018 Mar 12;11(3):dmm032839

    The Prosocial and Aggressive Driving Inventory (PADI): A Self-Report Measure of Safe and Unsafe Driving Behaviors

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    Surveys of 1217 undergraduate students supported the reliability (inter-item and test-retest) and validity of the Prosocial and Aggressive Driving Inventory (PADI). Principal component analyses on the PADI items yielded two scales: Prosocial Driving (17 items) and Aggressive Driving (12 items). Prosocial Driving was associated with fewer reported traffic accidents and violations, with participants who were older and female, and with lower Boredom Susceptibility and Hostility scores, and higher scores on Agreeableness, Conscientiousness, Openness, and Neuroticism. Aggressive Driving was associated with more frequent traffic violations, with female participants, and with higher scores on Competitiveness, Sensation Seeking, Hostility, and Extraversion, and lower scores on Conscientiousness, Agreeableness, and Openness. The theoretical and practical implications of the PADI’s dual focus on safe and unsafe driving are discussed
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