hepatocellular carcinoma (hcc) represents one of the most common neoplasms worldwide.  liver trasnplantation (lt) is the treatment of choice for selected group of patients with hcc. lt is actually a consolidated therapeutic option for hcc because it cures both tumor and underlying cirrhosis. in 1996, the publication of a pivotal prospective study on less than 50 patients, transplanted for hcc u...

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 Background and aims: <span style="color: #221e1f; font-family: Optima LT Std,...

  Background and aims: <span style="color: #221e1f; font-family: Optima ...

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  Background and aims: <span style="color: #221e1f; font-family: Optima LT St...

یکی از پارامترهای مهم محیط­های پخش نوترون، طول نوترون حرارتی است. روش مرسوم محاسباتی استفاده کد MCNP برمبنای توزیع شار در محیط و برازش تابع ریاضی مربوطه بر آن این پژوهش، روشی نوین که مبنای کارت PTRAC است، ارایه شده پارامتر برای آب­سبک اساس روش­های فوق محاسبه با مقادیر گزارش مراجع مقایسه گردیده تطابق خوبی نیز مشاهده حسن فوق، عدم نیاز به علاوه فرض می­شود تا محل چشمه، فاصله­ی کافی وجود دارد. مسأله...

Erasure codes are a type of encoding of data, generally for transmission over a lossy medium, that survive deletions (erasures) of parts of the message.1 They are especially useful for transmission of data across a medium or network that can drop packets of data, when it is impractical for the receiver to be in constant communication with the sender. Given a file with K blocks, the sender gener...

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background: biofilm infections are a major challenge in medical practice. bacteria that live in a biofilm phenotype are more resistant to both antimicrobial therapy and host immune responses compared to their planktonic counterparts. so, there is need for new therapeutic strategies to combat these infections. a promising approach [known as photodynamic inactivation (pdi)] to kill bacteria growi...