Results 51 to 60 of about 1,122,470 (212)

Correlations among hope, fertility quality of life and negative emotions for couples undergoing their first in vitro fertilization–embryo transfer: a cross-sectional analysis

open access: yesReproductive Health
Background The global incidence of infertility is increasing, and infertility has become an important medical and social issue. With the widespread application of in vitro fertilization-embryo transfer (IVF-ET) technology, the mental health problems of ...
Hui Ye   +7 more
doaj   +1 more source

First light for avian embryos: eggshell thickness and pigmentation mediate variation in development and UV exposure in wild bird eggs [PDF]

open access: yes, 2015
Article first published online: 29 JUL 20141. The avian embryo's development is influenced by both the amount and the wavelength of the light that passes through the eggshell.
Burley R.W.   +13 more
core   +2 more sources

Reversine inhibits proliferation and induces apoptosis of human osteosarcoma cells through targeting MEK1

open access: yesJournal of Bone Oncology
Reversine, or 2-(4-morpholinoanilino)-6-cyclohexylaminopurine, is a 2,6-disubstituted purine derivative. This small molecule shows anti-tumor potential by playing a central role in the inhibition of several kinases related to cell cycle regulation and ...
Xianlong Chen   +6 more
doaj   +1 more source

Joint interpretation of AER/FGF and ZPA/SHH over time and space underlies hairy2 expression in the chick limb [PDF]

open access: yes, 2012
Embryo development requires precise orchestration of cell proliferation and differentiation in both time and space. A molecular clock operating through gene expression oscillations was first described in the presomitic mesoderm (PSM) underlying periodic ...
Andrade, Raquel P.   +2 more
core   +3 more sources

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

Imaging Mouse Embryonic Development [PDF]

open access: yes, 2010
For the past three decades, methods for culturing mouse embryos ex vivo have been optimized in order to improve embryo viability and physiology throughout critical stages of embryogenesis. Combining advances made in the production of transgenic animals and in the development of different varieties of fluorescent proteins (FPs), time-lapse imaging is ...
Ryan S, Udan, Mary E, Dickinson
openaire   +2 more sources

Deformation and tension analysis during embryonic development [PDF]

open access: yes, 2017
The aim of this document is to introduce the reader into the process, through microscopic threedimensional images, of the cellular embryonic deformation of the Drosphila Melanogaster fly through its development.
Brugarolas Roca, Alejandro
core  

The COP9 SIGNALOSOME is required for postembryonic meristem maintenance in Arabidopsis thaliana [PDF]

open access: yes, 2015
Cullin-RING E3 ligases (CRLs) regulate different aspects of plant development, and are activated by modification of their cullin subunit with the ubiquitin-like protein NEDD8 (NEural precursor cell expressed Developmentally Down-regulated 8) (neddylation)
Boccaccini, Alessandra   +10 more
core   +1 more source

Transplantation of embryonic spleen tissue reveals a role for adult non-lymphoid cells in initiating lymphoid tissue organization [PDF]

open access: yes, 2009
In this report we describe a transplantation system where embryonic spleens are grafted into adult hosts. This model can be used to analyze the cellular and molecular requirements for the development and organization of splenic microenvironments.Whole ...
Rennert   +43 more
core   +2 more sources

Phosphoproteomics identifies a bimodal EPHA2 receptor switch that promotes embryonic stem cell differentiation [PDF]

open access: yes, 2020
Embryonic Stem Cell (ESC) differentiation requires complex cell signalling network dynamics, although the key molecular events remain poorly understood.
Budzyk, Manon   +10 more
core   +2 more sources

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