Results 31 to 40 of about 573,263 (362)

An in vitro stem cell model of human epiblast and yolk sac interaction

open access: yeseLife, 2021
Human embryogenesis entails complex signalling interactions between embryonic and extra-embryonic cells. However, how extra-embryonic cells direct morphogenesis within the human embryo remains largely unknown due to a lack of relevant stem cell models ...
Kirsty ML Mackinlay   +10 more
doaj   +1 more source

Assessment of Egg Yolk IgY Antibodies Against Live or Inactivated Aeromonas hydrophila for Polyvalent Passive Immunization in Goldfish (Carassius auratus)

open access: yesFishes
Egg yolk IgY antibody has significant application potential in aquaculture as a form of passive immunotherapy against various bacterial infections owing to its capacity for large-scale and cost-effective production.
Pan Cui   +8 more
doaj   +1 more source

Comparison of Genome-Wide DNA Methylation Profiles of Human Fetal Tissues Conceived by in vitro Fertilization and Natural Conception

open access: yesFrontiers in Cell and Developmental Biology, 2021
BackgroundAssisted reproductive technology (ART) might induce adverse pregnancy outcomes and increase the risk of metabolic diseases in offspring’ later life with unknown reasons.
Ye Liu   +38 more
doaj   +1 more source

Quantitative imaging of the collective cell movements shaping an embryo [PDF]

open access: yes, 2009
The recent development of imaging and image processing techniques, such as 4D microscopy and 3D cell tracking, enables analysis through quantification of the movement of large cell populations in vivo.
Fraser, Scott E.   +3 more
core   +1 more source

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Evaluation of Immunoprotective Activities of White Button Mushroom (Agaricus bisporus) Water Extract Against Major Pathogenic Bacteria (Aeromonas hydrophila or Vibrio fluvialis) in Goldfish (Carassius auratus)

open access: yesAnimals
The white button mushroom (Agaricus bisporus) is a widely cultivated edible and medicinal mushroom, which contains various active substances, and has application value against pathogenic bacteria in aquaculture. Firstly, A. bisporus water extract (AB-WE)
Shujun Sun   +7 more
doaj   +1 more source

Morphogenesis of extra-embryonic tissues directs the remodelling of the mouse embryo at implantation

open access: yesNature Communications, 2019
How the shape of the pre-implantation murine embryo changes dramatically upon implantation is unclear. Here, the authors use live imaging with a cdx2-GFP reporter line in combination with loss of function experiments to demonstrate that FGF signalling ...
Neophytos Christodoulou   +5 more
doaj   +1 more source

Development and germination of Sandersonia aurantiaca (Hook.) seeds : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Plant Biology and Biotechnology at Massey University [PDF]

open access: yes, 1996
Sandersonia aurantiaca (Hook.) has recently become an important horticultural crop through its economic value for export of its cut flowers and tubers.
Zou, Xiuying
core  

Genomic control of patterning [PDF]

open access: yes, 2009
The development of multicellular organisms involves the partitioning of the organism into territories of cells of specific structure and function. The information for spatial patterning processes is directly encoded in the genome.
Davidson, Eric H., Peter, Isabelle S.
core   +2 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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