Results 71 to 80 of about 114,426,039 (308)

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Ovarian and follicular culture enables the production of fertile oocytes in C57BL/6 mice

open access: yesThe Journal of Reproduction and Development
In vitro experiments have become a powerful alternative to in vivo approaches for analyzing gene functions and molecular mechanisms.
Kyota YOSHIDA   +2 more
doaj   +1 more source

Epigenetic reprogramming of lineage switching in cancer

open access: yesFEBS Letters, EarlyView.
Cancer cells rarely commit to a single identity. Epigenetic mechanisms and tumor microenvironment cues push epithelial cells toward flexible, hybrid states that can shift into mesenchymal, neuroendocrine, or stem‐like fates, driving metastasis, drug resistance, and tumor heterogeneity. Targeting the epigenetic regulators behind these transitions, using
Ezgi Boyvatlı   +4 more
wiley   +1 more source

Control of gonad growth, maturation and spawning in teleost fish: A review [PDF]

open access: yes, 1996
Despite their great variety of reproductive strategies, a general characteristic of most teleosts is that (where known) natural reproduction shows a long-term periodicity, even in tropical habitats (e.g. see contributions in Munro et al.
Lam, Tom J., Munro, Angus D.
core   +1 more source

In vitro blastocyst development of post-thaw vitrified bovine oocytes [PDF]

open access: yesVeterinary World, 2013
Aim: To evaluate the developmental competence of post-thaw vitrified bovine cumulus-oocyte complexes (COCs) in vitro.Materials and Methods: A total of 129 COCs were cryopreserved using vitrification solution comprising of 15% ethylene glycol (EG) + 15 ...
D. J. Dutta,   +2 more
doaj   +1 more source

In vitro maturation of canine oocyte [PDF]

open access: yes, 2005
Compared to other mammals, the canine oocyte offers a very unusual model of meiosis. Its maturation in vitro, studied only over the past ten years, is still poorly controlled: low rate of metaphase II (10 to 20% vs. over 90% in cattle),
REYNAUD, Karine   +9 more
core   +1 more source

The microbiome in human skin aging

open access: yesFEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana   +3 more
wiley   +1 more source

Biphasic in-vitro maturation: an advancement over traditional in-vitro maturation

open access: yesMedPharmRes
Culture conditions for standard in-vitro maturation (IVM) have remained largely unchanged for more than 50 years and are non-physiological, limiting the success of this form of assisted reproductive technology (ART).
Lan N Vuong   +2 more
openaire   +1 more source

Activation of proteolysis during oocyte in vitro maturation [PDF]

open access: yes
In vitro maturation (IVM) is a form of assisted reproductive technology (ART) applied to obtain mature oocytes in culture. Decline in IVM success rates by age has led consideration of novel approaches based on cellular dynamics.
Bulut, Berk   +5 more
core   +1 more source

Adjuvance of influenza virosomes in CTL induction in vitro [PDF]

open access: yes, 2005
The induction of cytotoxic T lymphocyte (CTL) responses is of high relevance in immunological defense against intracellular pathogens and tumor cells.
Schumacher, Reto
core   +1 more source

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