Uptake (business), a predictive analytics company based in Chicago, IllinoisThe UpTake, a Minnesota-based citizen journalist organizationDiffusion (business), the acceptance or adoption of a new product or ideaAbsorption, especially of food or nutrient by an organism. (see digestion)Mineral uptake, by plantsNeurotransmitter uptake carriers, a class of membrane transport proteins that pump neurotransmitters from the extracellular space into the cell reference
