Lactose

A one-step simple synthesis of silver colloid nanoparticles with controllable sizes is presented. In this synthesis, reduction of… Expand

Inducible expression systems in which T7 RNA polymerase transcribes coding sequences cloned under control of a T7lac promoter… Expand

Multistability, the capacity to achieve multiple internal states in response to a single set of external inputs, is the defining… Expand

In most human populations, the ability to digest lactose contained in milk usually disappears in childhood, but in European… Expand

Membrane transport proteins that transduce free energy stored in electrochemical ion gradients into a concentration gradient are… Expand

We describe a bacterial two-hybrid system that allows an easy in vivo screening and selection of functional interactions between… Expand

Constipation is an ailment encountered often in elderly people. A study was initiated to test the effects of lactose or inulin on… Expand

The lac operon of Escherichia coli is the paradigm for gene regulation. Its key component is the lac repressor, a product of the… Expand

The dystrophin-glycoprotein complex was tested for interaction with several components of the extracellular matrix as well as… Expand

The use of gel electrophoresis for quantitative studies of DNA-protein interactions is described. This rapid and simple technique… Expand