Treatment of cell aggregates with sodium vanadate in the presence of LIF has been shown to repress Nanog and stimulate PrEn differentiation [40]. (journals.plos.org)
In the last 3 years Gormley has been experimenting with cell aggregates of nesting polyhedra in both solid and space - frame forms turning the space of the body into an open framework of tetrahedral, cubic, dodecahedral and more complex polygons which, in his words, «achieved a breakthrough when released from a bounding skin.» (fadmagazine.com)
After creating stem cell aggregates with microparticles containing different growth factors, the researchers observed a hemispherical organization of cells for several days, with the different cells remaining spatially segregated. (sciencedaily.com)