تخمین بار حاصل از مرگ و میر زودرس در جمعیت ساکن استان زنجان در سال ۱۳۸۱

تخمین بار حاصل از مرگ و میر زودرس در جمعیت ساکن استان زنجان در سال 1381

Background: Precise information about diseases and injuries is becoming increasing vital for the process of policy making in public health system. In 1993 WHO assessed the global burden of diseases. Since then, WHO member states have been engaged in the study of the burden of early mortality. The aim of this study was determing the burden of early mortality in people living in Zanjan province i...

بررسی علل مرگ و میر در جمعیت تحت پوشش دانشگاه علوم پزشکی بیرجند (سال 1382)

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...

بررسی میزان و علل مرگ و میر پری‌ناتال در بیمارستان‌های استان یزد در سال 1391

Introduction: Prenatal mortality rate is regarded as an important index of health in a community. In order to maintain and promote health of infants, as a vulnerable group, factors affecting prenatal mortality need to be identified and appropriate strategies should be designed. Therefore, the present study aimed to investigate the causes of prenatal mortality on the basis of babies’ record in h...

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...