Abstract: In accordance with some embodiments of the disclosed subject matter, mechanisms (which can, for example, include systems, apparatuses, methods, and media) for predicting a physiological state of a subject using one or more chemical sensors. In some embodiments, a system comprises: a plurality of chemical sensors; a transmitter; and a processor coupled to the plurality of chemical sensors and the transmitter, the processor programmed to: measure, for each of the plurality of sensors, a respective value of a plurality of values; and transmit, via the transmitter, a profile based on the plurality of values to a computing device.

Abstract: The present invention encompasses methods for culturing embryonic stem cells to produce substantially homogenous populations of fibroblasts having a stable, differentiated phenotype.