Results 251 to 260 of about 2,487,421 (286)

A Superhydrophobic 3D Cell Culture System Reveals the Mechanobiological Role of Cancer‐Associated Fibroblasts in Prostate Cancer Metastasis

open access: yesAdvanced Healthcare Materials, EarlyView.
A superhydrophobic 3D cell culture platform enables rapid and consistent formation of heterotypic tumor–stroma clusters, and reveals how physiological shear conditions influence metastatic signaling. Mechanical stimulation of cancer‐associated fibroblasts promotes sustained cytokine secretion and survival‐promoting pathways, showing how multicellular ...
Alexandria T. Carter   +5 more
wiley   +1 more source

3D Soft Hydrogels Induce Human Mesenchymal Stem Cells “Deep” Quiescence

open access: yesAdvanced Healthcare Materials, EarlyView.
Three‐dimensional soft hydrogels mimicking the bone marrow niche induce deep quiescence in human mesenchymal stem cells. Unlike 2D culture, 3D matrices halt proliferation, regulate cell‐cycle and quiescence markers, and downregulate mTORC1 signaling, preserving stem cell phenotype and therapeutic potential ex vivo.
David Boaventura Gomes   +11 more
wiley   +1 more source

Far-red light photoacclimation (FaRLiP) in Synechococcus sp. PCC 7335. II.Characterization of phycobiliproteins produced during acclimation to far-red light

Photosynthesis Research, 2016
Phycobilisomes (PBS) are antenna complexes that harvest light for photosystem (PS) I and PS II in cyanobacteria and some algae. A process known as far-red light photoacclimation (FaRLiP) occurs when some cyanobacteria are grown in far-red light (FRL).
Ming-Yang Ho, Fei Gan, Gaozhong Shen
exaly   +3 more sources

Characterization of cyanobacterial allophycocyanins absorbing far-red light

Photosynthesis Research, 2020
Phycobiliproteins (PBPs) are pigment proteins that comprise phycobilisomes (PBS), major light-harvesting antenna complexes of cyanobacteria and red algae. PBS core substructures are made up of allophycocyanins (APs), a subfamily of PBPs. Five paralogous AP subunits are encoded by the Far-Red Light Photoacclimation (FaRLiP) gene cluster, which is ...
Nathan Soulier   +2 more
openaire   +2 more sources

Enhancement of senescence by far-red light

Planta, 1972
Far-red light was demonstrated to accelerate senescence in mature, green tissue of intact thalli of Marchantia polymorpha. The red/far-red reversibility of this phenomenon proves the involvement of phytochrome. As a daily exposure to 5 min red light is sufficient to prevent aging of the tissue, photosynthesis does not play a specific role in this ...
J A, De Greef, H, Fredericq
openaire   +2 more sources

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