نتایج جستجو برای: nathan et al 2002
تعداد نتایج: 732056 فیلتر نتایج به سال:
Dear editor Regarding the duration of supplement therapy in our study which has been published in the Avicenna J Phytomed, 2019; 9(1): 1-9, “The effects of curcumin on the prevention of atrial and ventricular arrhythmias and heart failure in patients with unstable angina” (Dastani et al., 2019), some critical flaws has been mentioned. Primarily, we are grateful for the consi...
استفاده از گیاهان دارویی قدمتی همپای بشر داشته و طی سالیان متمادی داروهای طبیعی خصوصا گیاهان دارویی اساس و حتی در برخی موارد تنها طریق درمان محسوب می شدند و در عین حال مواد اولیه موجود در آن ها در صنعت داروسازی مورد استفاده قرار می گرفت. در اوایل قرن حاضر پیشرفت علم شیمی و کشف سیستم های سنتز آلی منجر به توسعه صنعت داروسازی و جایگزینی شیمی درمانی شد. تمایل به تولید گیاهان دارویی و معطر و تقاضا ب...
The advancement of nanotechnology provides opportunities for fabrication of nanoscale materials and higher performance devices using nanomaterials with high precision. Currently, various nanomaterials and nanostructures in the range of 1 to 100 nm have been produced by chemical and physical methods. Among various nanostructured materials, one-dimensional (1D) materials, such as nanowires, nanot...
All cells have evolved a variety of pathways for repairing different types of DNA damage. Despite the efficiency of these pathways, unrepaired lesions remain in the DNA during DNA replication, and most types of DNA damage block the progress of the replication machinery. The replicative DNA polymerases are very efficient and processive, and replicate DNA with high fidelity. However, they are una...
Chromatin condensation is a fundamental cellular process in which entangled interphase chromatin fibers are actively resolved and packaged into physically discrete and compact chromosomes that undergo segregation during cell division. This complex series of events enables the cell to proceed through mitosis and faithfully distribute genetic information to each daughter cell. The inability to ex...
Presence of tumor cells in blood of patients with metastatic carcinomas has been associated with poor progression free and overall survival (Cohen et al., 2008; Cristofanilli et al., 2004; de Bono et al., 2008). Assessment of treatment targets on circulating tumor cells (CTC) before initiation of therapy may provide a means to guide therapy (Attard et al., 2009; de Bono et al., 2007; Hayes et a...
The macrophage responds to some infections with an adaptive increase in its defense capacities. Mackaness (1) has shown that the enhancement of macrophage function during infection has an immunologic basis and involves the lymphocyte. The "ac t iva ted" macrophages obtained from animals during a certain stage of infection spread out on glass more extensively, appear more heavily endowed with mi...
سل یک بیماری عفونی است که بوسیله باسیل مایکوباکتریوم توبرکولوزیس1 ایجا د می گردد . از نظرآماری می توان گفت که باسیل توبرکلوزیس در هر ثانیه یک نفر را آلوده می کند. برآورد و تخمین سازمان بهداشت جهانی (who) نشان می دهد که سالیانه حدود سه میلیون نفر بر اثر بیماری سل فوت می کنند . کشور ایران با تعداد 5/17 مورد در هر یک صد هزار نفر مقام هفدهم را در سال 1998 میلادی احراز کرده است (بنی فضل و همکاران،1...
(75) Inventors: Matthew Ralph Maschmann, Chandler, AZ (US); Timothy Scott Fisher, West Lafayette, IN (US); Timothy Sands, West Lafayette, IN (US); Rashid Bashir, West Lafayette, IN (US) 5,382,417 A 5,993,694 A 6,129,901 A 6,139,713 A 6,217,828 B1 6,232,706 B1 6,297,592 B1 6,359,288 B1 6,465,132 B1 1/1995Haase 11/1999 Ito et al. 10/2000 Moskovits et al. ........ 423/447.3 10/2000 Masuda et al. 4...
Scyphomedusae undergo a predictable ontogenetic transition from a conserved, universal larval form to a diverse array of adult morphologies. This transition entails a change in bell morphology from a highly discontinuous ephyral form, with deep clefts separating eight discrete lappets, to a continuous solid umbrella-like adult form. We used a combination of kinematic, modeling, and flow visuali...
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