Results 21 to 30 of about 417,774 (313)

Amount of Cas9 protein introduced into mouse embryos via electroporation affects the genome-editing rate

The Journal of Reproduction and Development, 2022
Genetically engineered animals can be produced quickly using genome editing technology. A new electroporation technique, technique for animal knockout system by electroporation (TAKE), aids in the production of genome-edited animals by introducing ...
Yui WAKE, Christopher A. VAKULSKAS, Steve E. GLENN, Takehito KANEKO   +3 more
doaj   +1 more source

Exploration of Maternal and Fetal Toxicity Risks for Metronidazole-Related Teratogenicity and Hepatotoxicity through an Assessment in Albino Rats

Toxics, 2023
Metronidazole is the primary antimicrobial drug for treating acute and chronic vaginal pathogens during pregnancy; however, there has been insufficient research on placental disorders, early pregnancy loss, and preterm birth. Here, the potential activity
Mervat A. AbdRabou, Barakat M. Alrashdi, Hadeel K. Alruwaili, Reda H. Elmazoudy, Maha A. Alwaili, Sarah I. Othman, Fawzyah A. Alghamdi, Gehan H. Fahmy   +7 more
doaj   +1 more source

Hepes na produção de embriões bovinos in vitro Hepes on in vitro production of bovine embryos

Ciência Rural, 2000
O objetivo do presente estudo foi de avaliar a amplitude da variação de pH em meios de maturação e de cultivo embrionário, com diferentes concentrações do tampão HEPES.
Marcelo Marcos Montagner, Paulo Bayard Dias Gonçalves, Jairo Pereira Neves, Luís Fabiano Santos da Costa, Ederson Bisognin Bortolotto, Alexandre Morales Farias, Patrícia Stranieri   +6 more
doaj   +1 more source

Endometrial stromal cells of women with recurrent miscarriage fail to discriminate between high- and low-quality human embryos [PDF]

, 2012
Background The aetiology of recurrent miscarriage (RM) remains largely unexplained. Women with RM have a shorter time to pregnancy interval than normally fertile women, which may be due to more frequent implantation of non-viable embryos.
Weimar, Charlotte H. E., Gellersen, Birgit, Heijnen Cobi J., Johanna M T de Vreeden-Elbertse, Jan J. Brosens (109247), de Vreeden-Elbertse Johanna M. T., de Vreeden-Elbertse, Johanna M.T., Nick S Macklon, Macklon Nick S., Kavelaars, Annemieke, Charlotte H. E. Weimar (148304), Nick S. Macklon (148320), Jan J Brosens, Weimar Charlotte H. E., Gellersen Birgit, Cobi J. Heijnen (148314), Brosens Jan J., Macklon, Nick S., Weimar, Charlotte H.E., Kavelaars Annemieke, Cobi J Heijnen, Charlotte H E Weimar, Birgit Gellersen (148307), de Vreeden-Elbertse, Johanna M. T., Brosens, Jan J., Heijnen, Cobi J., Annemieke Kavelaars, Annemieke Kavelaars (12570), Birgit Gellersen, Johanna M. T. de Vreeden-Elbertse (148309)   +29 more
core   +1 more source

[Chimeric embryos and pseudo-embryos: An alternative to human embryos for research].

Medecine sciences : M/S, 2021
L’étude du développement humain est indispensable afin d’approfondir nos connaissances et, à long terme, perfectionner nos stratégies thérapeutiques dans les domaines de la médecine de la reproduction et de la médecine régénératrice. Face à la limite d’accès aux embryons surnuméraires et à l’interdiction d’en créer de nouveaux seulement à des fins de ...
Savatier, Pierre, David, Laurent, de Vos, John, Yates, Frank, Tajbakhsh, Shahragim, Martinat, Cécile   +5 more
openaire   +2 more sources

Telomere lengths in human oocytes, cleavage stage embryos and blastocysts [PDF]

, 2010
Telomeres are repeated sequences that protect the ends of chromosomes and harbour DNA-repair proteins. Telomeres shorten during each cell division in the absence of telomerase.
J. Rai, Rai, J., S. Turner, Wong, H. P., Hartshorne, Geraldine M., Turner, S., H. P. Wong, G. M. Hartshorne   +7 more
core   +1 more source

Micro-magnetic resonance imaging study of live quail embryos during embryonic development [PDF]

, 2011
Eggs containing live Japanese quail embryos were imaged using micro-magnetic resonance imaging (μMRI) at 24-h intervals from Day 0 to 8, the period during which the main body axis is being laid down and organogenesis is taking place.
Welten, Monique, Tickle, Cheryll, Baggott, Glenn, Glenn Baggott, Morrison, Fiona, Suzanne Duce, Fiona Morrison, Cheryll Tickle, Monique Welten, Welten, M., Duce, Suzanne, Baggott, Glenn K., Morrison, F., Tickle, C., Duce, S.   +14 more
core   +1 more source

Comparison of two doses of eCG for obtaining embryos in llama [PDF]

SPERMOVA, 2021
The study was developed at the Pampa del Arco Experimental Center of the National University of San Cristóbal de Huamanga, the objective was to evaluate doses of 800 IU (T1) and doses of 1000 IU (T2) of eCG to obtain embryos.
Cesar A. Olaguivel, Jaime Ruiz, Pedro Coila   +2 more
doaj   +1 more source

Seasonal Influences on Different Stages of In Vitro Fertilization: Stimulation and Fertilization [PDF]

International Journal of Fertility and Sterility, 2008
Background Effect of seasonal changes in human reproduction has been intensively researched. Some studies acknowledge influences of seasonal variation on natural conception, while others can not confirm them.
Soraya Khafri, Anoshirvan Kazemnejad, Mansoureh Movahedin, Ebrahim Hajizadeh   +3 more
doaj   +1 more source

Effect of the timing of embryo isolation on the output of seedlings of sour cherry varieties when cultivated in vitro

Биотехнология и селекция растений, 2021
The breeders are faced with the task of the fastest breeding of sour cherry (Prunus cerasus L) varieties, which will be able to fill a niche among the insurance stone fruit crops, complementing the existing assortment.
N. N. Kovalenko, N. V. Polivara
doaj   +1 more source