Abstract: The present invention provides isolated menthone reductase proteins, isolated nucleic acid molecules encoding menthone reductase proteins, methods for expressing and isolating menthone reductase proteins, and transgenic plants expressing elevated levels of menthone reductase protein.

Abstract: The present invention provides isolated menthone reductase proteins, isolated nucleic acid molecules encoding menthone reductase proteins, methods for expressing and isolating menthone reductase proteins, and transgenic plants expressing elevated levels of menthone reductase protein.

Abstract: The disclosure encompasses composition, method and apparatus that provide improved and convenient removal of biofilm from surfaces. Surfaces cleaned according to the invention comprise the inner wall of conduits such as those employed in dental clinics, food and pharmaceutical manufacturing.

Abstract: An improved process for the preparation of a diester of phosphoric acid 2,5-dioxo-4,4-diphenyl-imidazolidin-1-ylmethyl ester is described where an alkali metal phosphate is treated with a 3-(chloromethyl)- or 3-(bromomethyl)-5,5-diphenyl-2,4-imidazolidinedione to afford the desired product, as well as valuable intermediates used in the process.

Abstract: An improved process for the preparation of a diester of phosphoric acid 2,5-dioxo-4, 4-diphenyl-imidazolidin-1-ylmethyl ester is described where an alkali metal phosphate is treated with a 3-(chloromethyl)- or 3-(bromomethyl)-5,5-diphenyl-2,4-imidazolidinedione to afford the desired product, as well as valuable intermediates used in the process.

Abstract: Method and apparatus are provided for accomplishing improved separation and purification of an analyte by mass transfer between immiscible phases employing microporous hollow-fiber membranes. The invention eliminates several problems of the prior art. A number of possible modes of separation by mass transfer are possible according to the invention, including liquid-liquid extraction, back extraction, simultaneous forward and back extraction, gas absorption into a liquid, gas stripping from a liquid and simultaneous gas absorption and stripping.

Abstract: Method and apparatus are provided for accomplishing improved liquid-liquid extraction employing microporous hollow-fiber membranes. A number of possible modes of liquid-liquid extraction are possible according to the invention.

Abstract: An activated carbon sorbent in which oxygen has been substantially removed from said carbon by outgassing and said oxygen has been replaced by subsequent reaction of the outgassed carbon with a passivating substance.

Abstract: An apparatus for forming a port in a liner installed in a conduit having a lateral opening inwardly overlaid by the liner so that the port coincides with the lateral opening, including a carriage adjustably positionable longitudinally within the liner adjacent to the lateral opening in the conduit; a brake for locking the carriage in fixed position in the conduit; a power driven port forming tool borne by the carriage in substantial radial relation to the liner for adjustable movement outwardly to liner engagement and inwardly to retraction therefrom, for adjustable movement longitudinally of the carriage, and for adjustable rotational movement about an axis longitudinally of the carriage; control means for controlling the position of the tool on the carriage from a position remote from the carriage; and a television system having a camera mounted on the carriage having a view of the tool and a viewing screen at said remote position.