Abstract: The invention relates to a hair smoothing agent characterized by a content of sodium silicate.

Abstract: A microscope illumination system includes a first light source configured to provide light along an optical axis and an aperture device including an aperture wheel that is rotatable about an axis of rotation. The aperture wheel includes a plurality of apertures of varying size disposed circumferentially on the aperture wheel. The aperture wheel is rotatable so as to dispose each of the apertures in a position that is centered on the optical axis so as to generate an illumination beam path that extends in a centered relationship with respect to the optical axis, and so as to dispose each of the apertures in a position that is off-center from the optical axis and that is within a defined region around the optical axis so as to generate an illumination beam path that extends off-center from the optical axis for oblique incident illumination.

Abstract: Disclosed are novel lipophilic preparations comprising (a) from 20 to 40% by weight of myristic acid or esters thereof, (b) from 20 to 40% by weight of palmitic acid or esters thereof, (c) from 0.1 to 5% by weight of aliphatic and/or cycloaliphatic hydrocarbons and (d) less than 20% by weight of carboxylic acids or esters thereof having 12 and fewer carbons in the acyl moiety and (e) less than 20% by weight of carboxylic acids or esters thereof having 16 and more carbons in the acyl moiety, with the proviso that all percentages add up to 100% by weight.

Abstract: An apparatus for positioning optical components in an optical device and a microscope with such an apparatus are described, comprising a holding device having a plurality of receptacles on which the optical components can be fixed. A stepper motor comprises a motor shaft for rotating the holding device via a toothed belt and therefore positions the optical components. This allows to position optical components in the optical beam path with low noise and in a vibration-free manner.

Abstract: A reaction medium for enzyme-catalyzed reactions is provided, comprising an oil-in-water emulsion including water, an emulsifier, an oil phase and at least one interfacially active enzyme, where the emulsion is produced by the phase inversion temperature process and has a droplet size of 50 to 400 nm. A method for the enzyme-catalyzed esterification, transesterification or hydrolysis of fatty acid alkyl esters and/or triglycerides is also provided where the oil-in-water emulsion is used as the reaction medium.

Abstract: A composition and medicament comprising the cis-9, trans-11 isomer of conjugated linoleic acid for treating inflammatory diseases, including asthma, is provided. A method for inhibiting the proliferation of human or animal cells of the immune systems involved in an immune response including administering the cis-9, trans-11 isomer of conjugated linoleic acid to a patient is also provided. A nutritional, functional food, or dietary supplement including the cis-9, trans-11 isomer of conjugated linoleic acid is also provided.

Abstract: The present invention pertains to a method for the efficient production of carotenoids. In particular, the present invention is directed to a method for producing carotenoid and carotenoid-containing cells, especially astaxanthin and astaxanthin-containing cells, by generating mutant microorganisms belonging to the photoautotrophic algae of the Class Chlorophyceae and culturing same. The present invention further relates to methods of generating microorganisms producing high yields of carotenoids, in particular astaxanthin, products containing said microorganisms or said carotenoids, and the use of said carotenoids produced by the microorganisms according to the present invention and deposited mutant strains generated from said microorganisms.

Abstract: Disclosed is an improved process for the production of fatty acid lower alkyl esters according to formula (I) R1CO—OR2 ??(I) in which R1CO represents a linear or branched acyl moiety having from about 6 to about_22 carbon atoms and 0 to 6 double bonds and wherein R2 is a linear or branched alkyl moiety having 1 to 6 carbon atoms, by transesterification of triglycerides or fatty acid esters using C1-C6 aliphatic alcohols, which includes the steps of (a) providing an aqueous mixture of aliphatic C1-C6 alcohol by fermenting in a first reactor a carbon_source comprising carbohydrates and/or glycerol produce a fermentation broth comprising said aliphatic C1-C6 alcohol, (b) providing in a second reactor a triglyceride and/or an ester of a fatty acid, together with a biocatalyst capable of effecting a transesterification reaction, (c) transferring said aqueous aliphatic C1-C6 alcohol mixture obtained from said first reactor into said_second reactor to provide_a two-phase system, and (d) effecting the transeste

Abstract: Disclosed is a process for the preparation of active substance concentrates, which is distinguished in that an active-substance-containing starting material, (i) (a) is either brought into contact with a PIT emulsion and the mixtures are heated to a temperature above the phase inversion temperature of the PIT emulsion, where they are held for a sufficient period of time, or (b) is brought into contact with an aqueous mixture of lipids and emulsifiers, which mixture is suitable for the formation of PIT emulsions, and the mixture is heated with strong shearing to a temperature above the phase inversion temperature with in-situ formation of a PIT emulsion, where the mixture is held for a sufficient period of time, (ii) the mixtures are cooled and filtered and, if appropriate, (iii) subjected to ultrafiltration and/or (iv) a further solvent extraction.

Abstract: A microscope comprising a camera connection in a image beam path is suggested. A camera adapter and a camera can be adapted to the camera connection, and the microscope can be used to reproduce the image of a sample on a sensor of the camera. Imaging of the beam path in the camera adapter comprises an intermediate imaging with a pupil plane having reduced beam diameter next to the pupil plane, and at least one optical means can be inserted into the reproduction beam path in the region of the reduced beam cross-section. An optical means or an interchangeable device comprising a plurality of optical means, such as filters, plane-parallel plates or wedge plate, is integrated into the pupil plane in the camera adapter.

Abstract: A composition and medicament comprising the cis-9, trans-11 isomer of conjugated linoleic acid for treating inflammatory diseases, including asthma, is provided. A method for inhibiting the proliferation of human or animal cells of the immune systems involved in an immune response including administering the cis-9, trans-11 isomer of conjugated linoleic acid to a patient is also provided. A nutritional, functional food, or dietary supplement including the cis-9, trans-11 isomer of conjugated linoleic acid is also provided.

Abstract: A laser microdissection unit for cutting a microscopic sample using a laser beam of a laser includes a microscope and a fluorescence device. The microscope includes an illumination beam path directed onto the sample, and an imaging beam path configured to image the sample. The fluorescence device includes an excitation filter, a dichroic beam splitter, and a blocking filter. The dichroic beam splitter and the blocking filter are spectrally transparent to the laser beam, and the laser beam is directable through the dichroic beam splitter and the blocking filter onto the sample.

Abstract: An objective for total internal reflection microscopy includes a diaphragm disposed near to or in the plane of the objective pupil. The diaphragm includes a middle area impermeable to illumination light and permeable to detection light of a microscope, and includes an edge area permeable to the illumination light. The illumination light has a focus in the plane of the objective pupil.

Abstract: Oil-in-water emulsions produced by the phase inversion temperature process, with droplet sizes of 50 to 400 nm, for use as the reaction medium for biocatalytic reactions.

Abstract: An arrangement for fluorescence microscopic examination of specimens includes: a fluorescence microscope; an illumination device that includes: a housing including an interface configured to optically couple the housing and the fluorescence microscope; a plurality of light-emitting diodes disposed in the housing; a respective collector disposed downstream of each of the light emitting diodes and configured to generate a directed light flux; and at least one dichroic splitter disposed in the housing, the at least one splitter and the light-emitting diodes being spatially disposed with respect to one another so that the directed light fluxes are combinable via the at least one splitter into a common illumination beam path directed onto the interface; and a logical control device common to the fluorescence microscope and the illumination device.

Abstract: Substituted and unsubstituted flavone or isoflavone glycoside derivatives of the formula [A1-C(?O)O]m—[X—O-Z]—[O—C(?O)-A2]n, wherein [X—O-Z] represents a flavone or isoflavone glycoside structure, particularly a naringin residue, X is a flavone or isoflavone corresponding to formula (IIa) or formula (IIb): wherein the flavone or isoflavone residue is substituted one or more times and/or reduced one or more times; Z represents a mono-, di- or polysaccharide, which is acetally-bound at the benzopyran group to X and ester-substituted by —O—C(?O)-A2; [A1-C(?O)] is an acyl group on the flavone or isoflavone; A1 and A2 independently, represent a polyunsaturated C15-26 alkenyl group containing at least four isolated and/or at least two conjugated double bonds, or an arylaliphatic radical with 1-to-4 methylene groups between the ester group and the aromatic ring; [C(?O)A2] is an acyl group; n is an integer other than 0; m is an integer, including 0; and R1, R2 and R are hydroxyl groups or hydrogen atoms.

Abstract: An oral and dental hygiene product is comprised of a composite material comprising calcium salts which are slightly soluble in water, in the form of nanoparticulate primary particles having a length of from 5 to 150 nm and a cross section of from 2 to 50 nm and protein components selected from the group consisting of proteins, protein hydrolysates and protein hydrolysate derivatives, and 0.1 to 9% by weight of a cleaning agent based on the total weight of the product.

Abstract: The invention relates to an LED module (60) which is configured in such a manner that in can be used in a conventional base (47) for a conventional light source without the need to change the circuitry of the microscope. The functionality of the LED module (60) is guaranteed by the mere insertion of the module into the base (47).

Abstract: A microscope includes a light source, an illuminating optical system, an aperture device, and a spectral correction device. The light source includes a control device for controlling the intensity of light emitted by the light source. The illuminating optical system has a numerical aperture and illuminates a specimen. The aperture device is located in the illumination beam path and modifies the numerical aperture. The spectral correction device is located in the illumination beam path and corrects a change in the spectral intensity distribution of the light emitted by the light source so that the spectral intensity distribution of light directed onto the specimen remains substantially unchanged. Upon a change of the numerical aperture by the aperture device, the light source is controllable by the control device of the light source so that the light flux through the illuminating optical system remains substantially unchanged.

Abstract: The invention relates to a reflected-light microscope comprising a light source for generating an illumination light beam, which can be directed through a lens along an illumination beam path onto a sample. Said microscope is provided with imaging optics, which generate a plane that optically corresponds to the pupil plane. At least one attenuation element, which acts in an essentially uniform manner over the entire cross-section of the illumination light beam, can be introduced into the illumination beam path on the optically corresponding plane.