A New Area to Fight: Electronic Cigarette

The electronic cigarette: the new cigarette of the 21st century?*

The electronic nicotine delivery system, also known as the electronic cigarette, is generating considerable controversy, not only in the general population but also among health professionals. Smokers the world over have been increasingly using electronic cigarettes as an aid to smoking cessation and as a substitute for conventional cigarettes. There are few available data regarding the safety ...

a new approach to credibility premium for zero-inflated poisson models for panel data

هدف اصلی از این تحقیق به دست آوردن و مقایسه حق بیمه باورمندی در مدل های شمارشی گزارش نشده برای داده های طولی می باشد. در این تحقیق حق بیمه های پبش گویی بر اساس توابع ضرر مربع خطا و نمایی محاسبه شده و با هم مقایسه می شود. تمایل به گرفتن پاداش و جایزه یکی از دلایل مهم برای گزارش ندادن تصادفات می باشد و افراد برای استفاده از تخفیف اغلب از گزارش تصادفات با هزینه پائین خودداری می کنند، در این تحقیق ...

Electronic Cigarette (E-Cigarette) Using: Toxicological Aspects

INTRODUCTION Electronic nicotine delivery systems (ENDS), which can be as also called “personal vaporizer”, “vape pen”, “e-waterpipe”, or “e-cigarette”, have become increasingly popular in recent years (1). The supporters of ENDS argue that the users are exposed to lesser chemicals, and these systems help quit smoking, and thus, ENDSs are safer than cigarettes (2). E-cigarette is a product that...

new potential instrument to fight hepatocellular cancer by restoring p53

New strategies to fight bacterial adhesion

Initial adhesion of bacteria to biomaterials' surface is assumed to be an important stage in their colonization which may to lead to severe infections and loss of medical devices. Thus, the knowledge of how these microorganisms adhere and which factors affect this phenomenon proves to be of great importance in order to avoid their colonization. Hydrophobicity, charge, roughness and chemical com...