نتایج جستجو برای: cryopreservation methods

تعداد نتایج: 1880405  

2016
A. Billal Sultani Leah A. Marquez-Curtis Janet A. W. Elliott Locksley E. McGann

Cryopreservation of human umbilical vein endothelial cells (HUVECs) facilitated their commercial availability for use in vascular biology, tissue engineering and drug delivery research; however, the key variables in HUVEC cryopreservation have not been comprehensively studied. HUVECs are typically cryopreserved by cooling at 1 °C/min in the presence of 10% dimethyl sulfoxide (DMSO). We applied ...

2015
Mohamed Shehata Ali Mohamed

BACKGROUND Spermatozoa cryopreservation is used for the management of infertility and some other medical conditions. The routinely applied cryopreservation technique depends on permeating cryoprotectants, whose toxic effects have raised the attention towards permeating cryoprotectants-free vitrification technique. OBJECTIVE To compare between the application of slow cryopreservation and vitri...

2012
Jiaen Liu E Scott Sills Zhihong Yang Shala A Salem Tayyab Rahil Gary S Collins Xiaohong Liu Rifaat D Salem

OBJECTIVE During IVF, non-transferred embryos are usually selected for cryopreservation on the basis of morphological criteria. This investigation evaluated an application for array comparative genomic hybridization (aCGH) in assessment of surplus embryos prior to cryopreservation. METHODS First-time IVF patients undergoing elective single embryo transfer and having at least one extra non-tra...

2017
Kenny A. Rodriguez-Wallberg

Fertility preservation has gained increased acceptance, and many reproductive medicine centers have established programs for this service. A recent report, which collected data from all Nordic university hospitals that had initiated programs for fertility preservation (N = 14), found that breast cancer is the most common diagnosis among women who underwent procedures aimed at fertility preserva...

2012
Catherine Bigelow Alan B. Copperman

Cryopreservation has been a technique used in reproductive endocrinology and infertility medicine since the early 1980s. Embryo cryopreservation, specifically, has been widely used in many in vitro fertilization (IVF) programs worldwide. This method has been well studied and is a common strategy employed for storing supernumerary embryos after IVF cycles, among other applications. Oocyte cryopr...

Journal: :iranian journal of basic medical sciences 0
sara saeednia department of anatomy, school of medicine, baqiyatallah medical science university, tehran, iran hosein bahadoran department of anatomy, school of medicine, baqiyatallah medical science university, tehran, iran fardin amidi department of anatomy, school of medicine, tehran medical science university, tehran, iran mohammad hosein asadi department of anatomy, school of medicine, baqiyatallah medical science university, tehran, iran mohammad naji department of anatomy, school of medicine, tehran medical science university, tehran, iran. urology and nephrology research center (unrc), shahid beheshti university of medical sciences, tehran, iran parvin fallahi department of infertility, shareati hospital, tehran, iran

objective(s):althoughroutinely applied in assisted reproductive technology, human sperm cryopreservation is not a completely successful procedure. adverse effects of cryopreservation on the fertilization capacity, motility, morphology, and viability of spermatozoa have been proven; cryopreservation has also shown a role in sperm dna fragmentation and infertility. the post-thaw survival of sperm...

Journal: :international journal of reproductive biomedicine 0
tahereh talaei tahereh esmaeelpour fatemeh aekiyash soghra bahmanpour

background: ‍‍cryopreservation has some detrimental impacts on sperms surface molecules. modification of the sperm surface molecules can affect on fertility rate. one of the important surface molecules are glycoconjugates. objective: the objective of this study was to evaluate the changes of content of the glycocalyx after standard cryopreservation procedure. materials and methods: forty five h...

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