بررسی میزانهای مرگ و امید زندگی در یهودیان ساکن تهران در سال 1355

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...

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...

اثربخشی درمان مرور زندگی بر اضطراب مرگ و رضایت از زندگی زنان سالمند ساکن شهر تهران

بررسی تاثیراعتیاد به اینترنت برسبک زندگی دانشجویان ساکن خوابگاه‌های علوم پزشکی تهران در سال 1391

 Background: With the advancement in technology, internet addiction has become an issue which adversely affects the healthy life style. The aim of this study was to investigate the relations between internet addiction and health promoting lifestyle of the students and determine the effects of internet addiction on the health of students and to collect basic data to plan for preventing...

برآورد افزایش بالقوه امید به زندگی با حذف هر یک از علل مرگ و میر در ایران در سال 1389

Background and purpose: Mortality is a natural and critical event and always has been intentioned ‎as a biological, demographic, social and economic phenomenon. One of the dimensions of mortality reviewing ‎is checking causes of death and determining life expectancy. Some causes of death lead to severe reduction in ‎life expectancy. In this survey, the value of gain in life expectancy of 28 pro...