نتایج جستجو برای: dna ladder
تعداد نتایج: 513945 فیلتر نتایج به سال:
We consider the chain ladder reserving method in a Bayesian set up, which allows for combining individual claims development data with portfolio information as for instance development patterns from industry-wide data. We derive the Bayes estimators and the credibility estimators within this Bayesian framework. We show that the credibility estimators are exact Bayesian in the case of the expone...
Locomotor impairments after spinal cord injury (SCI) are often assessed using open-field rating scales. These tasks have the advantage of spanning the range from complete paralysis to normal walking; however, they lack sensitivity at specific levels of recovery. Additionally, most supplemental assessments were developed in rats, not mice. For example, the horizontal ladder beam has been used to...
Normal rat fibroblasts exhibit a staged response to anoxia which in several respects parallels processes activated in malignant tumor cells. We describe here a new element of the anoxic response, the induction by anoxia of a sequestered endonuclease activity. Such activity is elevated approximately 3-fold within anoxic fibroblasts and during Hirt DNA isolation is able to digest chromatin to pro...
The restriction fragment length polymorphism of the 195 bp repeated DNA sequence of Trypanosoma cruzi was analyzed among 23 T. cruzi stocks giving a reliable picture of the whole phylogenetic variability of the species. The profiles observed with the enzymes Hinf I and Hae III were linked together and supported the existence of two groups. Group 1 shows a 195 bp repeated unit (Hinf I) and high ...
Normal rat fibroblasts exhibit a staged response to anoxia which in several respects parallels processes activated in malignant tumor cells. We describe here a new element of the anoxic response, the induction by anoxia of a sequestered endonuclease activity. Such activity is elevated approximately 3-fold within anoxic fibroblasts and during Hirt DNA isolation is able to digest chromatin to pro...
Th e high effi ciency of baculovirus infection is partially explained by the ability of the virus to suppress host defense machinery connected with the apoptosis pathway. Members of the baculovirus gene family, inhibitors of apoptosis (vIAPs), have been shown to inhibit apoptosis in baculovirus-infected cells. Here we showed that treatment of the LdMNPV-infected 1st instar gypsy moth (Lymantria...
Our previous studies revealed an inhibitory effect of ICD-85 (Venom derived peptides) on breast cancer cell line MDA-MB231. ICD-85 was also confirmed by in-vivo studies to suppress the breast tumor in mice. However, the exact mechanism of ICD-85 was unknown. Hence, the present study was undertaken to assess the mechanism of ICD-85 effect as an anti-proliferative agent of cancer cells. The effec...
مطالعه برروی سلول های بنیادی مزانشیمال نشان داد که القای اتوفاژی در MSCsموجب افزایش حساسیت دربرابر استرس اکسیداتیوو مهاراتوفاژی باعث مقاومت MSCs نسبت به استرس های اکسیداتیو وافزایش میزان بقایMSCs در مقایسه با سلول های کنترل می شود . هدف از این مطالعه بررسی تاثیر استرس اکسیداتیو بر مسیر سیگنالینگ سلولی Nrf2 درسلول های بنیادی مزانشیمال می باشد. مطالعه حاضر در مرکز تحقیقات ریز فناوری دارویی علوم پ...
We investigated the relationship between LiDAR and ladder fuels in the northern Sierra Nevada, California USA. Ladder fuels are often targeted in hazardous fuel reduction treatments due to their role in propagating fire from the forest floor to tree crowns. Despite their importance, ladder fuels are difficult to quantify. One common approach is to calculate canopy base height, but this has many...
A ladder lottery, known as the “Amidakuji” in Japan, is a common way to choose a permutation randomly. A ladder lottery L corresponding to a given permutation π is optimal if L has the minimum number of horizontal-lines among ladder lotteries corresponding to π. In this paper we show that for any two optimal ladder lotteries L1 and L2 of a permutation, there exists a sequence of local modificat...
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