upgrading recycled fiber properties has been a constant concern in pulp and paper industry. in this respect many researches has been applied. the present paper has been considered the effect of amylase enzyme in pulping stage of old corrugated container (occ). also, pre-soaking of occ (first step of pre-soaking for 6 hours in 3% consistency in different ph(s) and second step of pre-soaking at 6...

Methods and materials MR images of 39 patients (15 underwent surgery without pre-operative treatment, while 24 had undergone pre-operative CRT or radiotherapy prior to MRI) with diagnosis of rectal cancer to evaluate tumour stage (T stage), involvement of mesorectal fascia (MRF), and nodal metastasis (N stage) were included in the study. Tumours were staged according to the TNM staging system (...

Epstein-Barr virus (EBV) DNA has been recognized as a promising tumor marker for nasopharyngeal carcinoma (NPC). This study aims to demonstrate the prevalence of plasma EBV DNA and its temporal correlation with treatment outcomes in the modern era. A total of 204 patients with Stage I-IVB NPC treated with intensity-modulated radiotherapy (IMRT) were enrolled. Quantitative plasma EBV DNA measure...

This paper is based on a research carried out for evaluation of addict rehabilitation centers in Iran. The research has been conducted by application of survey method, questionnaire technique and interview with help seekers (addicts) in Qarchak Varamin Rehabilitation and De-addicion Center in south- eastern of Tehran. This study has been carried out in two stages of pre-treatment and rehabilita...

Background: In somatic cell nuclear transfer (SCNT) method of cloning, transferred nucleus should be dedifferentiated from differentiated state to embryonic state. Molecular analysis showed that the reprogramming in the transferred nucleus was incomplete and cloned embryos have epigenetic abnormalities such as high DNA methylations levels. Since methylation in pre-implantation embryos has a cri...

The current SIOP treatment protocol for Wilms' tumor involves pre-operative chemotherapy followed by nephrectomy. Not all patients benefit equally from such chemotherapy. The aim of this study was to generate a miRNA profile of chemo resistant blastemal cells in high risk Wilms' tumors which might serve as predictive markers of therapeutic response at the pre-treatment biopsy stage. We have sho...

The present study aimed at investigating the effect of critical thinking (CT) versus brainstorming (BS) as pre-writing stage activities on English as a foreign language (EFL) pre-intermediate learners’ expository writing. To achieve this aim, 100 pre-intermediate level participants studying at Naft Language Center in Ahvaz were selected based on convenience sampling method. They took part in Ox...

objective(s): the present study aimed to evaluate the role of pretherapeutic 18fluorine-fluorodeoxyglucose positron emission tomographycomputed tomography (18f-fdg pet-ct) and maximum standardized uptake value (suvmax) in guiding the treatment strategy and predicting the prognosis of esophageal carcinoma, using the survival data of thepatients.methods: the present retrospective, cohort study wa...