WE have undertaken a new determination of the 'conversion factor' relating the extinction factor to the biological activity of vitamin A. For the spectrophotometric and biological investigations, ...

This is a preview. Log in through your library . Abstract Supernatant and resuspended pellet samples from a centrifugation of homogenised, etiolated oat seedlings were prepared and assayed ...

Measuring Enzyme Kinetic Parameters with the ITC Universal Enzyme Assay Method Enzymes are important in drug discovery and development since they constitute approximately one-half of all known drug ...

The protein moiety of phytochrome, when assayed by an immunocytochemical technique, was not detected in dry oat (Avena sativa L., cv. Garry) and rye (Secale cereale L., cv. Balbo) grains or in grains ...

The contribution of enzymes as a biological catalyst in almost all processes occurring in live organisms is significant. Studying the enzyme reactions taking place in a system, individually, is ...