Results 41 to 50 of about 65,827 (214)

The association between IVF and chromosomal abnormalities compared to spontaneous conception

Journal of Biochemical and Clinical Genetics, 2021
In vitro fertilization (IVF) is a process by which an egg is extracted by needle aspiration and then combined with a sperm so that fertilization can occur outside the body. Genetic defects, such as chromosomal abnormalities, are considered rare among the
Sawsan Alharthi, Lama Alrasheed, Ghada Alrashed, Ghaida Almutairi, Marwan Nashabat, Majid Alfadhel   +5 more
doaj   +1 more source

Effect of Nursing Guidelines on Coping of Infertile Couples Undergoing In Vitro Fertilization

Evidence-Based Nursing Research
Context: Infertility is defined as not being able to conceive after one year of unprotected sex. In vitro fertilization (IVF) is a process of fertilization where an ovum is combined with sperm outside the body, in vitro.
Gehan S. Abdelgelel, Shadia H. Muhsib, Mona H. Abdelaal, Randa M. Ibrahim   +3 more
doaj   +1 more source

Successful use of HTF as a basal fertilization medium during SEcuRe mouse in vitro fertilization

BMC Research Notes, 2023
Objective The ever-increasing number of genetically engineered mouse models highlights the need for efficient archiving and distribution of these lines. Sperm cryopreservation has become the preferred technique for the majority of these models due to its
Magdalena Wigger, Marco Schneider, Anni Feldmann, Sonja Assenmacher, Branko Zevnik, Simon E. Tröder   +5 more
doaj   +1 more source

Freeze/thaw stress induces organelle remodeling and membrane recycling in cryopreserved human mature oocytes [PDF]

, 2016
Purpose: Our aim was to evaluate the ultrastructure of human metaphase II oocytes subjected to slow freezing and fixed after thawing at different intervals during post-thaw rehydration.
Albani, E., Borini, A., Coticchio, G., Levi Setti, P. E., Lorenzo, C., Macchiarelli, G., NOTTOLA, Stefania Annarita, Palmerini, M. G., Scaravelli, G.   +8 more
core   +1 more source

Sperm DNA adducts impair fertilization during ICSI but not during IVF.

Folia Histochemica et Cytobiologica, 2008
Many studies emphasize the influence of the status of spermatozoal nucleus on fertilization, mainly with regard to DNA fragmentation. This study was undertaken to analyze the influence of DNA adducts content in spermatozoa on fertilization during ...
Piotr Widłak, Anita Olejek, Stanisław HorĂĄk   +2 more
doaj   +3 more sources

Comparative study on in vitro fertilization, cleavage and blastocyst development of post-warmed vitrified cattle oocytes in different media

Frontiers in Veterinary Science
IntroductionImproving the efficiency of in vitro embryo production could be possible by optimizing the media used for oocyte cryopreservation, fertilization, and embryo culture.
Maleke Dimpho Sebopela, Maleke Dimpho Sebopela, Ntuthuko Raphael Mkhize, Mamonene Angelinah Thema, Mamonene Angelinah Thema, Masindi Lottus Mphaphathi, Masindi Lottus Mphaphathi   +6 more
doaj   +1 more source

Vitrification of human immature oocytes before and after in vitro maturation: a review [PDF]

, 2017
The use of immature oocytes subjected to in vitro maturation (IVM) opens interesting perspectives for fertility preservation where ovarian reserves are damaged by pathologies or therapies, as in PCO/PCOS and cancer patients. Human oocyte cryopreservation
Ashourzadeh, S, Khalili, Ma, Macchiarelli, G, Nottola, Sa, Palmerini, Mg, Shahedi, A   +5 more
core   +1 more source

Effect of Body Mass Index, Caffeine Consumption and Physical Activity on in vitro Fertilization Outcome in Erbil City/Iraq

Erbil Journal of Nursing and Midwifery
Background and Objective: Several factors influence the success of in vitro fertilization. In recent years, there has been a lot of focus on how lifestyle factors like body weight, physical activity levels, cigarette smoking, alcohol, and caffeine ...
Muzhda Masood Fateh, Awaz Azizz Said
doaj   +1 more source

Developmental potential of oocytes fertilized by conventional in vitro fertilization (IVF) or intracytoplasmic sperm injection (ICSI) after cryopreservation and mesometrial autotransplantation of rabbit ovarian tissue

Animal, 2008
Objective: To evaluate mesometrial transplantation of frozen-thawed ovarian tissue in rabbit and to choose the optimized fertilization method for oocytes retrieved from grafts by investigating the capability of oocyte fertilization and further ...
C. Lan, D. Xiaohui, F. Qingzhao, X. Anran, H. Chun-yan, Y. Hongling, Y. Xuan   +6 more
doaj   +1 more source

Porcine oocyte maturation in vitro : role of cAMP and oocyte-secreted factors: a practical approach [PDF]

, 2016
Polyspermy or the penetration of more than one sperm cell remains a problem during porcine in vitro fertilization (IVF). After in vitro culture of porcine zygotes, only a low percentage of blastocysts develop and their quality is inferior to that of in ...
Appeltant, Ruth, Kikuchi, Kazuhiro, Maes, Dominiek, Somfai, Tamás, Van Soom, Ann   +4 more
core   +2 more sources