Results 31 to 40 of about 874,022 (305)

Optimization of a CRISPR/Cas9-mediated Knock-in Strategy at the Porcine Rosa26 Locus in Porcine Foetal Fibroblasts

open access: yesScientific Reports, 2017
Genetically modified pigs have important roles in agriculture and biomedicine. However, genome-specific knock-in techniques in pigs are still in their infancy and optimal strategies have not been extensively investigated.
Zicong Xie   +11 more
doaj   +1 more source

The Plant Ontology facilitates comparisons of plant development stages across species [PDF]

open access: yes, 2019
The Plant Ontology (PO) is a community resource consisting of standardized terms, definitions, and logical relations describing plant structures and development stages, augmented by a large database of annotations from genomic and phenomic studies.
Cooper, Laurel   +7 more
core   +2 more sources

Gene regulatory network subcircuit controlling a dynamic spatial pattern of signaling in the sea urchin embryo [PDF]

open access: yes, 2008
We dissect the transcriptional regulatory relationships coordinating the dynamic expression patterns of two signaling genes, wnt8 and delta, which are central to specification of the sea urchin embryo endomesoderm.
Alifragis   +34 more
core   +3 more sources

Oct4 regulates DNA methyltransferase 1 transcription by direct binding of the regulatory element

open access: yesCellular & Molecular Biology Letters, 2018
Background The transcription factor Oct4 plays a pivotal role in the pre-implantation development of the mouse embryo. DNA methyltransferase 1 (Dnmt1) maintains the changes in DNA methylation during mammalian early embryonic development.
Fengrui Wu   +6 more
doaj   +1 more source

The Study of Alternative Splicing Events in Human Induced Pluripotent Stem Cells From a Down's Syndrome Patient

open access: yesFrontiers in Cell and Developmental Biology, 2021
Down's syndrome (DS) is one of the most commonly known disorders with multiple congenital disabilities. Besides severe cognitive impairment and intellectual disability, individuals with DS also exhibit additional phenotypes of variable penetrance and ...
Yunjie Wang   +18 more
doaj   +1 more source

Highly efficient RNA-guided base editing in rabbit

open access: yesNature Communications, 2018
Base editors can make targeted changes without inducing a double-stranded break. Here, the authors apply the BE3 and ABE7.10 systems to rabbit to create highly efficient targeted base substitutions and various mutation types, and show reduced frequency ...
Zhiquan Liu   +6 more
doaj   +1 more source

Detrimental effects of lipopolysaccharides on maturation of bovine oocytes [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2019
Objective Gram-negative bacteria lipopolysaccharide (LPS) has been reported to be associated with uterine impairment, embryonic resorption, ovarian dysfunction, and follicle retardation.
Shanjiang Zhao   +5 more
doaj   +1 more source

Analysis of chlorophyll fluorescence reveals stage specific patterns of chloroplast-containing cells during Arabidopsis embryogenesis [PDF]

open access: yes, 2010
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602010000100012&lng=es&nrm=isoThe basic body plan of a plant is established early in embryogenesis when cells differentiate, giving rise to the apical and basal regions of the embryo.
Meisel, Lee   +2 more
core   +2 more sources

THE IDENTIFICATION OF CHROMOSOMAL POLYMORPHISM IN ONE BREED OF IRAQI SHEEP

open access: yesThe Iraqi Journal of Veterinary Medicine, 1989
A chromosomal analysis of three breeds of Iraqi sheep (Karadi Arabi and Awassi) has been performed on peripheral lymphocytes. The modal chromosome number of all the three breeds was found to be (2n=54XX/54XY) for femal and male respectively.
A. A. Yasseen   +3 more
doaj   +1 more source

YBX1 mediates alternative splicing and maternal mRNA decay during pre-implantation development

open access: yesCell & Bioscience, 2022
Background In mammals, maternal gene products decay and zygotic genome activation (ZGA) during maternal to zygotic transition (MZT) is critical for the early embryogenesis.
Mingtian Deng   +6 more
doaj   +1 more source

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