Results 1 to 10 of about 38,223 (179)

Intra-abdominal hemorrhage following ultrasound-guided transvaginal oocyte retrieval: Retrospective analysis of 25 casesAJOG Global Reports at a Glance [PDF]

open access: yesAJOG Global Reports
Background: Intra-abdominal hemorrhage (IAH) is a rare but potentially life-threatening complication of ultrasound-guided transvanginal oocyte pick up (OPU).
Lin Chen, MD   +3 more
doaj   +2 more sources

The Influence of Aspiration Pressure, Follicle Flushing Method and Needle Rotation During Single-Operator OPU Technique on Oocyte Recovery and Embryo Production in the Mare [PDF]

open access: yesAnimals
The objective of this study was to determine the effect of two aspiration pressures (75 vs. 150 mmHg), the follicle flushing method (injection pump controlled by a foot pedal vs.
Juan Cuervo-Arango   +3 more
doaj   +2 more sources

Optimization of ovum pick-up-in vitro fertilization and in vitro growth of immature oocytes in ruminants [PDF]

open access: yesThe Journal of Reproduction and Development
Due to the strong demand for embryo production from young and genotyped superior animals using ovum-pick up (OPU) combined with in vitro fertilization (IVF), the number of in vitro-produced embryos has exceeded that of in vivo-derived embryos globally ...
Kenichiro SAKAGUCHI
doaj   +2 more sources

Why do women choose to undergo oocyte aspiration without sedation or analgesia?

open access: yesReproduction and Fertility, 2021
Objective: Oocyte pick-up (OPU) is a painful but essential part of in-vitro fertilization (IVF) that is usually performed under sedation and analgesia (SaA). Our aim was to study that why some women decide to undergo OPU without SaA?
Daniella Gilboa   +5 more
doaj   +1 more source

Tensile strength of nanocrystalline FeCoNi medium-entropy alloy fabricated using electrodeposition

open access: yesScientific Reports, 2022
Crystal-grain refinement is one of the effective approaches to obtaining high-strength materials. A good strength/ductility balance has been reported in fine grains of high- and medium-entropy alloys.
Atsuya Watanabe   +2 more
doaj   +1 more source

The serum oestradiol/progesterone ratio on the day of OPU + 7, but not the day of OPU + 5, affects the rates of live birth in fresh blastocyst embryo transfer cycles

open access: yesJournal of Ovarian Research, 2023
Background In an in vitro fertilization (IVF) cycle, the embryo ends its wandering time and begins the process of implantation into the uterine cavity on the seventh day after oocyte pick-up (OPU + 7), which is closer than OPU + 5 to the time of nidation.
Wenxian Zhao   +7 more
doaj   +1 more source

Factors affecting the in vitro embryo production in buffalo (Bubalus bubalis): A review

open access: yesVeterinární Medicína, 2023
Under natural and well-managed conditions, the buffalo has good reproductive and productive indices. However, in vitro embryo production (IVEP) has been used commercially to maximise the number of elite animals.
S Kumar   +7 more
doaj   +1 more source

Least squares DOA estimation with an informed phase unwrapping and full bandwidth robustness [PDF]

open access: yes, 2020
The weighted least-squares (WLS) direction-of-arrival estimator that minimizes an error based on interchannel phase differences is both computationally simple and flexible.
Bohlender, Alexander   +3 more
core   +1 more source

Striving for Egg-Cellence: Step-by-Step Guide to Oocyte Pick Up

open access: yesFertility & Reproduction, 2022
Background: Oocyte pick up (OPU) involves the suction aspiration of ovarian follicles following controlled ovarian stimulation, via an ultrasound guided needle through the vaginal fornices1.
Madeleine WARD   +4 more
doaj   +1 more source

Efficacy of repeated ovum pick-up in Podolic cattle for preservation strategies: a pilot study

open access: yesItalian Journal of Animal Science, 2020
The study evaluated the effects of eCG treatment prior to ovum pick up (OPU) on follicular population, oocyte and embryo yields in summer and autumn in Podolic cattle. The effects of repeated OPU on cattle wellbeing was also documented.
Giorgio Antonio Presicce   +7 more
doaj   +1 more source

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