نتایج جستجو برای: preservation

تعداد نتایج: 73639  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

126 abstract: in this research we studied the effects of cyclic hydration and dehydration of cysts of artemia urmiana and artemia parthenogenetica on the hatching percentage, survival and growth. the experiment was carried out in 3 treatments (1-3 hydration/dehydration cycles) with 3 replicates for each treatment. later effects of cold preservation at -20°c during three time periods were ...

Al-Inany H

Infertility is a very disastrous side effect in young females, especially in traditional male-dominated societies. The aim of this talk is to discuss the possible ways for fertility preservation in both man and woman. Another aspect is to how to predict women at threat of premature ovarian failure. It will also illustrate the association of cytochrome P450 (CYP2C19) polymorphism with ovarian to...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم 1387

چکیده ندارد.

Journal: :iranian journal of public health 0
zahra kakooei 1. dept. of medical parasitology and mycology, school of public health, tehran university of medical sciences , tehran, iran. mehdi mohebali 1. dept. of medical parasitology and mycology, school of public health, tehran university of medical sciences , tehran, iran ; 2. center for research of endemic parasites of iran(crepi), tehran university of medical sciences , tehran, iran. behnaz akhoundi 1. dept. of medical parasitology and mycology, school of public health, tehran university of medical sciences , tehran, iran. abbas rahimi foroshani 3. dept. of biostatistics and epidemiology, school of public health, tehran university of medical sciences , tehran, iran.

this study aimed to evaluate freeze-dried sera as an alternative to non-freeze dried for detection of anti-leishmania infantum antibodies over the course of 11 months using the direct agglutination test (dat).altogether, 60 serum samples (30 from humans and 30 from dogs) were collected from various geographical locations in iran. all the collected sera were pooled and each pooled serum sample c...

Journal: :journal of reproduction and infertility 0

background: recent advances in cancer treatment have resulted in an increased number of cancer survivors. fertility might be impaired by cancer itself or through gonadal damage as a consequence of radio-chemotherapy. damages to reproductive organs are seen in minimally upto 30% of cancer patients. the aim of the present study was evaluate the attitude of iranian oncologists toward fertility pre...

Journal: :international journal of advanced biological and biomedical research 2015
mohammad reza yousefi ayat mohammad razdari

in spite of the technologies developed during the last decade, the level of food loss is still high and is reported in many countries. according to the united nations, more than 30 per cent of the mortality rate world-wide is caused by alimentary diseases. the desire of most countries to make food safer for consumption requires better food preservation and production techniques. in this regard,...

Journal: :journal of minimally invasive surgical sciences 0
abdolreza pazouki minimally invasive surgery research center, tehran university of medical sciences, tehran, ir iran mohsen kalhor minimally invasive surgery research center, tehran university of medical sciences, tehran, ir iran sina safamanesh minimally invasive surgery research center, tehran university of medical sciences, tehran, ir iran mohammad eidy minimally invasive surgery research center, tehran university of medical sciences, tehran, ir iran zeinab tamannaie minimally invasive surgery research center, tehran university of medical sciences, tehran, ir iran; minimally invasive surgery research center, tehran university of medical sciences, tehran, ir iran. tel: +98-2177488464 yazdan aryazand veterinary surgeries, shiraz school of veterinary medicine, shiraz, ir iran

abstract distal pancreatectomy has been a standard technique for pancreatic body and tail lesions for years ago. recently, it is being performed laparoscopically in a perfect manner. there are two common methods for this procedure. one is distal pancreatectomy with splenectomy and the other is distal pancreatectomy with spleen preservation. in patients with splenic vessels involvement, it is no...

Journal: :ANZTLA EJournal 2013

Journal: :international journal of reproductive biomedicine 0
iraj rashidi mansoureh movahedin taki tiraihi

background: pentoxifylline (px) prevents camp breakdown by inhibiting the activity of the camp-phosphatase and presumably, stimulates sperm motion. incubation with px causes hyperactivation of sperm, an important step in achieving fertilization, and leads to changes in membranes associated with sperm capacitation. objective: the purpose of this study was to examine the effects of pentoxifylline...

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