Abstract: Method for controlling a liquid chromatography system comprising a system pump and a column in fluid communication with the system pump by a fluid flow path, the method comprising the steps: registering the system pressure at a flow path position close to the system pump, controlling the operation of the system pump in response to the registered system pressure, estimating a pre-column pressure based on the registered system pressure, the characteristics of the flow path, and the viscosity and flow-rate of the liquid in the system, and controlling the operation of the system pump in response to the estimated pre-column pressure.

Abstract: The invention discloses a hollow profile wall segment (1) for a bioreactor or mixer support vessel (2;2a;2b), comprising a base profile (3) with two parallel wide sides (4,5), two narrow sides (6,7) and at least one heat exchange channel (8) extending in a longitudinal direction of the base profile through an interior space (9) in the base profile, wherein the hollow profile wall segment is adapted to be joined with similar hollow profile wall segments to form a side wall (12) of a bioreactor or mixer support vessel (2) and wherein each narrow side comprises at least one coupling member (10,11;11a;150) capable of securing the hollow profile wall segment side by side with similar hollow profile wall segments.

Abstract: The present invention relates to improved radiopharmaceutical compositions in sealed containers, where the container closure has an ETFE (ethylene-tetrafluoroethylene copolymer) coating. Also disclosed are kits for radiopharmaceutical preparation using the sealed containers, as well as methods of preparation of radiopharmaceuticals using the sealed containers.

Abstract: The present invention relates to an automated radiosynthesis device adapted for the addition of multiple additional components. The automated radiosynthesis device of the invention enables a wider range of radiochemical synthetic processes to be carried out in an automated fashion.

Abstract: The invention relates to a chromatography column assembly that offers an affordable self-packed column for performing chromatographic separation. The chromatography column assembly comprises a column tube having a first and a second opening at substantially opposite ends, and an end cap of either a snap fit design or a bolted design. The column assembly may further include an adaptor shaft inserted into the column through the end cap for achieving a desired bed volume. The column assembly may also include a second end cap enclosing the second opening, and an optional adaptor shaft may be inserted into the column through the second end cap, enabling further adjustment of the bed volume.

Abstract: The present invention relates to a method of preparation of formulations of gadolinium metal complexes of the macrocyclic chelator DOTA, which further comprise a small excess of free DOTA. The method uses controlled conditions such that excess gadolinium is present as a precipitate of gadolinium oxide, with filtration to remove the excess, prior to the addition of a defined excess of DOTA chelator. Also provided is a method of preparation of MRI contrast agents based on Gd-DOTA.

Abstract: A chromatography column including: a tubular housing; a first end unit removably connected to a first end of the tubular housing; a second end unit removably connected to a second end of the tubular housing; an adaptor assembly movable within said tubular housing; an adaptor rod connected to said adaptor assembly, which adaptor rod is arranged to extend through an opening in the first end unit; a filter removably connected to the adaptor assembly; and a frame connected to said tubular housing for supporting the column on a floor. At least an actuating means is arranged on the frame, so that the column can be lifted and lowered in a substantially vertical direction.

Abstract: A rotary valve comprising a stator and a rotor wherein the stator comprises at least three inlet primary connection ports, at least three outlet primary connection ports, at least three inlet secondary connection ports and at least three outlet secondary connection ports, and wherein rotor interconnection paths are arranged to in the different rotor positions interconnect the inlet primary connection ports with the inlet secondary connection ports and the outlet primary connection ports with the outlet secondary connection ports such that all of at least three inlet secondary connection ports can be connected one at the time to each of at least three inlet primary connection port and all of at least three outlet secondary connection ports can be connected one at the time to each of at least three outlet primary connection port by rotating the rotor into the different rotor positions.

Abstract: The invention discloses a polypeptide with improved alkaline stability, which polypeptide comprises a mutant of a B or C domain of Staphylococcus Protein A (SpA), as specified by SEQ ID NO 1 or SEQ ID NO 2, or of Protein Z, as specified by SEQ ID NO 3, comprising at least the mutation wherein the glutamine residue at position 9 has been mutated to a tryptophan, leucine, glutamic acid, valine or lysine. The invention also discloses multimers of the polypeptide, as well as separation matrices comprising the multimers or polypeptides.

Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to radiotracer compositions which comprises 18F-labelled c-Met binding peptides. The invention provides said compositions, as well as associated automated methods of preparation and cassettes.

Abstract: A rotary valve comprising a stator and a rotor, wherein the stator comprises at least three primary connection ports and at least three secondary connection ports, and wherein rotor interconnection paths are arranged to in the different rotor positions interconnect the primary connection ports with the secondary connection ports such that all of at least three secondary connection ports can be connected one at the time to each of at least three primary connection port by rotating the rotor into the different rotor positions. A chromatography system comprising at least three chromatography columns and a column inlet rotary valve, a column outlet rotary valve and a feed recirculation flow path.

Abstract: The present invention relates to a method for providing information from a fraction collector in a liquid chromatography system, the system comprising a column, at least one reservoir for containing a fluid, at least one pump connected to said reservoir, a column arranged to receive an input from the reservoir, a measuring device for performing measurements on a fluid output from the column, and a fraction collector for receiving said fluid output in a plurality of receiving vessels, wherein the method comprises—determining at least one parameter of the fraction collector, and—providing information of said parameter on a display in the form of a graphical representation.

Abstract: Disclosed herein is provided a virus purification and formulation process for purifying a flavivirus represented by one of a Yellow Fever Virus, Japanese Encephalitis virus, Dengue virus, and West Nile virus. The highly purified flavivirus virus product is characterized as having a low level of sucrose without significant virus loss such as that which is typically encountered by prior art virus purification processes. The disclosed process captures and purifies the virus, separating it from the host cell proteins and DNA, and leaving the host cell proteins and DNA behind. The process also can be used to inactivate and/or concentrate the virus sufficiently for use in formulations.

Abstract: A chromatography lab system comprising a cooling compartment arranged to hold both fraction collector devices and sample containers, whereby the cooling compartment comprises an identifying device which is arranged to identify the fraction collector devices such that fractions from the chromatography are collected only in the fraction collector devices.

Abstract: Disclosed is apparatus (1) for measuring fluorescence and absorbance of a substance in a sample, said apparatus (1) comprising: a flow cell (2) for containing a sample, a first light source (3), a first conductor (5) for transmitting light from the first light source (3) to the flow cell (2) for irradiating a sample contained therein, a second conductor (7) for transmitting light from the flow cell (2) to a sample detector (9) arranged to detect an electromagnetic radiation that has passed through said cell (2), and a processing unit (16) arranged to receive a first signal (31) from a reference detector (15) and a second signal (32) from the sample detector (9) and to determine an absorbance based on said first and second signals (31,32), said apparatus (1) further comprising a second light source (4), a third conductor (6) for transmitting light from the second light source (4) to the cell (2) and wherein the sample detector (9) is further arranged to also detect fluorescence signals in the light that has pa

Abstract: A biological sample collection device 10 is disclosed including a shaped sample collecting tip 20a, said tip at least being formed from a fibrous material mixed with a liquid to form a pulp, said pulp being solidified to form the shape of the tip.

Abstract: Methods of using a biological sample collection device comprising a collection portion and a body portion, the body portion including a holding portion for holding a biological sample storage medium, and a sample transfer means, such as a cover. The collection portion can be arranged in a first position separated from the body portion for collecting a sample, and in a second position at least partly between the sample transfer means and the holding portion, with the sample transfer means being operable to push the collection portion towards a position at which the holding means is arranged to hold the biological sample storage medium, enabling a sample held in the collection portion to be transferred to the latter.

Abstract: The present invention relates to a method for removal of large contaminants, such as virus, in a chromatographic process for purification of a target molecule, preferably monoclonal antibodies, mAbs, by using a specifically designed chromatographic bead having a thin outer layer and a core functionalized with a ligand adsorbing the mAbs or parts thereof.

Abstract: A method and a rotary valve in a continuous chromatography system. The rotary valve comprises a stator with an inner stator face, and a rotor with an inner rotor face arranged in sealing contact with the inner stator face. The stator comprises at least a first and a second inlet orifices, at least two first outlet orifices, a second outlet orifice and a third outlet orifice, and the rotor interconnection paths are arranged to: in at least one rotary position connect the first inlet orifice to the second outlet orifice and the second inlet orifice to the third outlet orifice, and in at least two other rotary positions connect the first inlet orifice with any one of the first outlet orifices at the same time as the second inlet orifice is connected to the second outlet orifice.

Abstract: The invention discloses a flow control block for a stack of chromatography column modules, as well as a stack of chromatography modules comprising at least one flow control block. The flow control block is in a first position or configuration capable of connecting two chromatography column modules, or a chromatography column module and an endpiece, in parallel and in a second position or configuration it is capable of connecting two chromatography column modules, or a chromatography column module and an endpiece, in series.