رتینوئیدهای خوراکی و کاربردشان در درماتولوژی

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...

درماتولوژی از منظر بهداشت عمومی

Dermatology is a branch of medicine which is related to the diagnosis, treatment and prevention of the diseases and disorders that affect the skin and its appendages including hair, nail, sweat glands and mucosal surfaces of mouth and external genitalia. There are about 3000 clinical entities in the field of dermatology, which are very diverse in terms of their etiologies. Although some of thes...

فتودینامیک تراپی در درماتولوژی: مقاله مروری

مقاله ای که در پیش رو دارید، ترجمه مقاله ای ازسال 2009 Lasers in medical sciences است که در نشریه therapy in dermatology: a reviewبرای پیشگیری و درمان سرطان های پوستی غیر ملانومی بکار می روددر درمان ضایعات غیر بدخیم نظیر آکنه ولگاریس و لیشمانیازیس و به همان میزان در درمان پیری زودرس پوست ناشیاز قرار گرفتن در معرض خورشید در حال افزایش استنور بکار گرفته شده و همچنین غلظت و تجمع موضعی ترکیب حساسگر...

کاربردهای بالینی ان ـ استیل‌سیستئین در درماتولوژی

N-acetylcysteine (NAC) is the acetylated metabolite of cysteine and is approved by the Food and Drug Administration (FDA) for treating acetaminophen toxicity. By boosting glutathione, NAC acts as an antioxidant and through replenishing glutathione, it can also prevent paracetamol toxicity. From the other hand, NAC has mucolytic and antiinflammatory effects and also is a glutamate precursor and ...

گونه‌های مالاسزیا و نقش آن‌ها در درماتولوژی: مقاله‌ای مروری

Malassezia species (previously Pityrosporum) are normal flora of human and warm-blooded animals skin. The genus Malassezia is now divided into 13 species. Most of the yeasts show an absolute requirement for long fatty acid chains and specific procedures are required for their isolation, conservation and identification. Under appropriate conditions, the fungi can cause various skin diseases. Th...

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