تشخیص و جراحی سرطان مری در بیمارستان امیراعلم در سال 52-51

درمان جراحی سرطان مری

فهرست شماره 51 و 52

ASp, 51-52 | 2007

The notion of choice has been characterised as one of the regulating agents of intrinsicmotivation. A study being carried out at the Université H. Poincaré is investigating the effect ofchoice on cognitive and affective engagement during listening tasks. The study compares twogroups of English language learners specialising in other disciplines. The aim of the study is toattempt...

ASp, 51-52 | 2007

The teaching of Languages for Specific Purposes (LSP) in the second half of the twentieth centuryhas been greatly influenced both by the communicative approach and by developments inresearch in discourse analysis, particularly with reference to genre. The integration of researchin corpus linguistics in the language-learning environment has been a more recent phenomenon,with publ...

Degenerate Four Wave Mixing in Photonic Crystal Fibers

In this study, Four Wave Mixing (FWM) characteristics in photonic crystal fibers are investigated. The effect of channel spacing, phase mismatching, and fiber length on FWM efficiency have been studied. The variation of idler frequency which obtained by this technique with pumping and signal wavelengths has been discussed. The effect of fiber dispersion has been taken into account; we obtain th...

اثر بربرین در تنظیم آستروسیتهای Gfap+ ناحیه هیپوکمپ موشهای صحرایی دیابتی شده با استرپتوزوتوسین

Background: Diabetes mellitus increases the risk of central nervous system (CNS) disorders such as stroke, seizures, dementia, and cognitive impairment. Berberine, a natural isoquinolne alkaloid, is reported to exhibit beneficial effect in various neurodegenerative and neuropsychiatric disorders. Moreover astrocytes are proving critical for normal CNS function, and alterations in their activity...