نتایج جستجو برای: freez risk
تعداد نتایج: 943146 فیلتر نتایج به سال:
insurers have in the past few decades faced longevity risks - the risk that annuitants survive more than expected - and therefore need a new approach to manage this new risk. in this dissertation we survey methods that hedge longevity risks. these methods use securitization to manage risk, so using modern financial and insurance pricing models, especially wang transform and actuarial concepts, ...
Fungi are extremly diverse and beneficial organisms both for environment industry; thus we obliged to secure it’s biodiversity. There several laboratory methods fungi longterm preservation. The main goal is their vitality biological properties. Some of them simple but the same time laborious, other demand specific equipment. Among most popular find: freez-drying, cryopreservation at –80°C in li...
it is definitely necessary to understand the concept and behavior of causation of life insurance policies and its determinants for insurance managers, regulators, and customers. for insurance managers, the profitability and liquidity of insurers can be increasingly influenced by the number of causation through costs, adverse selection, and cash surrender values. therefore, causation is a materi...
autumn sugar beet sowing has priority to its spring sowing in terms of economic productivity and water use efficiency. in khorasan razavi and khorasan-e-jonobi provinces, sugar beet is only sown in spring. therefore, it is necessary to evaluate the feasibility of autumn sugar beet sowing in these regions. using geographical information systems is the best and inexpensive way to identify suitabl...
When cultured human lymphocytes (IM-9) are exposed to 10(-6) M procine insulin for 6 h, washed, and incubated with 125I-insulin, the ability of the cell to bind the labelled hormone is reduced by a mean of 78%. Under these experimental conditions that induce insulin-receptor loss in this cell there is a mean 95% increase in microinvaginations in the plasma membrane revealed by electron microsco...
هدف. همیشه، نتیجه تست های سرمی بر روی سرمهایی که یک یا چند بار ذوب و مجددا فریز شده اند با این سئوال همراه است که این نتایج قابل قبول نیست و آیا با افت نتیجه و منفی کاذب همراه است؟ هدف این مطالعه آزمایشگاهی تعیین تأثیر سیکل ه ای ذوب شدن ـ فریزشدن سرم نمونه ها، بر سطح آنتی بادی اوریون می باشد.مواد و روش کار. این مطالعه شامل 25 نمونه سرم بود که پس از نمونه گیری در یخچال و حرارت 20- درجه سانتیگرا...
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