Abstract: The invention pertains to a cell population for use in treating cancer in a patient, comprising CD1c (BDCA-1)+/CD19? dendritic cells, wherein CD1c(BDCA-1)+/CD19? dendritic cells are depleted for CD1c (BDCA-1)+/CD197CD14+ cells.

Abstract: The invention is directed to a detection reagent for CAR expressing cells according to general formula (1) Xn—Sm—Do wherein X is a polypeptide comprising at least 20 amino acids of which at least two amino acids are connected by at least one disulfide group S is a spacer comprising at least 15 carbon atoms D is a detection moiety m, o are integers independently between 1 and 200 n is an integer between 4 and 200 with the provisio that X binds to the antigen binding domain of a chimeric antigen receptor of a cell. The detection agent can be used in a method to detect cells having an antigen binding domain of a chimeric antigen receptor (CAR) binding the detection reagent and preferable to remove the detection moiety D from the detected cell.

Abstract: Systems and methods are described for analyzing a plurality of biological samples with a plurality of fluorescent reagents in an automated fashion. The system may include two optical systems, a fluorescence imaging system and an optical quenching system. These two systems may be placed laterally adjacent to one another, and generally beneath one of the wells of sample-containing microtiter plate. The biological sample contained therein may be stained with a series of fluorescent reagents, with the fluorescence quenched between stainings. By precise positioning of the sample with respect to the imaging system, the sample may be imaged with a plurality of serially applied reagents.

Abstract: The invention relates to a cell modification device, comprising a centrifugation chamber with at least one cell modifying surface with a normal vector having an angle of 135?45° to the rotational axis of the centrifugation chamber, wherein the centrifugation chamber comprises at least one input/output port and the cells to be modified are immobilized at the cell modifying surfaces by the rotation of the centrifugation chamber at 2 to 2000 g.

Abstract: The invention relates to a centrifuge for separating a sample into at least two components, comprising a chamber for receiving a sample to be centrifuged. According to the invention, the centrifuge further comprises a means for controlling the progress of the sample separation is located at the chamber.

Abstract: The present invention provides a humanized antibody or fragment thereof specific for the antigen CD45R0, wherein said antibody or fragment thereof comprises a humanized heavy chain variable domain comprising a CDR1 region of SEQ ID NO:1, a CDR2 region of SEQ ID NO:2, and a CDR3 region of SEQ ID NO:3, and a humanized light chain variable domain comprising a CDR1 region of SEQ ID NO:4, a CDR2 region of SEQ ID NO:5, and a CDR3 region of SEQ ID NO:6. It is also provided the use of the present antibody or fragment thereof for enrichment or depletion of CD45R0-expressing cells from a sample comprising CD45R0-expressing cells.

Abstract: The invention is directed to a fluorescent dye according to the general formula I: with C is a core moiety comprising 20 to 200 atoms; S same or different ether residues comprising 1 to 10 carbon atoms; n is an integer ranging from 2 to 500; m is an integer ranging from 0 to 500; x is an integer ranging from 2 to 50; y is an integer ranging from 1 to 50; R same or different residue comprising a reactive group capable of forming a covalent bond with a biomolecule; F same or different fluorophores covalently bound to (S)n. The fluorescent dyes can be conjugated to a biomolecule and used for flow cytometry and/or by fluorescence microscopy.

Abstract: The invention is directed to a Perfusion device for biological tissues comprising a casing having two parts, a first part (1) and a second part (9), a holder (7) for a plurality of hollow penetration structures (8), wherein the hollow penetration structures (8) are provided with at least one orifice having fluid communication through the holder (7) a support (5) for the biological tissue (6) characterized in that the support (5) for the biological tissue (6) is positioned in the casing at a distance to the holder (7) that by joining the first part (1) and the second part (9) to form the casing, the hollow penetration structures (8) are in proximity to the holder (7). Use of the perfusion device in a process for disaggregation of a biological tissue to yield target cells.

Abstract: The present invention provides a method for analyzing simultaneously multiple human antigen-specific cell populations of a sample, the sample comprising B cells and antigen-specific cells, the method comprising a) separation of B cells from said sample, b) dividing the B cells into n sub-samples, c) differentially labeling the B cells of said sub-samples, wherein at least n-1sub-samples are labeled, d) pulsing of the B cells of each sub-sample with single or multiple peptides, e) pooling of the labeled and peptide-pulsed B cells with cells of said sample comprising said antigen-specific cells, f) co-cultivation of the cells of step e), g) flow cytometry analysis of the B cells with regard to their cell number and CD83 expression, thereby determining the potency of said antigen-specific cells in said sample.

Abstract: The invention relates to a system, comprising: a) a sample processing unit, comprising an input port and an output port coupled to a rotating container having at least one sample chamber, the sample processing unit configured provide a first processing step to a sample or to rotate the container so as to apply a centrifugal force to a sample deposited in the chamber and separate at least a first component and a second component of the deposited sample; and b) a sample separation unit coupled to the output port of the sample processing unit, the cell separation unit comprising separation column holder (42), a pump (64) and a plurality of valves (1-11) configured to at least partially control fluid flow through a fluid circuitry and a separation column (40) positioned in the holder, the separation column configured to separate labeled and unlabeled components of sample flowed through the column.

Abstract: The invention relates to a system, comprising: a) a sample processing unit, comprising an input port and an output port coupled to a rotating container having at least one sample chamber, the sample processing unit configured provide a first processing step to a sample or to rotate the container so as to apply a centrifugal force to a sample deposited in the chamber and separate at least a first component and a second component of the deposited sample; and b) a sample separation unit coupled to the output port of the sample processing unit, the cell separation unit comprising separation column holder (42), a pump (64) and a plurality of valves (1-11) configured to at least partially control fluid flow through a fluid circuitry and a separation column (40) positioned in the holder, the separation column configured to separate labeled and unlabeled components of sample flowed through the column.

Abstract: The invention is directed to disposable for electroporation of cells, comprising a fluid compartment in an interior of the disposable; a first fluid port for providing cell suspension to the fluid compartment, and a second fluid port for delivering a fluid comprising at least one compound to be electroporated into the cells to the fluid compartment; a first electrode and a second electrode disposed in the fluid compartment; at least one exit port which delivers the fluid from the fluid compartment wherein the first and second fluid port have a fluid communication to a mixing channel which has a fluid communication to the fluid compartment.

Abstract: A centrifuge chamber for separating a sample into at least two components, including a cylinder having a base plate and a cover plate, and a rotational axis assembly having at least one port for input and/or output of the sample, the port being connected to a tube located on or in the base plate and/or cover plate, and the tube having one or more openings into the centrifuge chamber, where at least one opening of the tube is provided with at least one flat-shaped deflector having a surface lying substantially parallel with the cylinder, and a width at its base of at most 1/10 of the inner circumference of the cylinder.

Abstract: The invention is directed to a process for sorting target cells and non-target cells from a sample by a cell sorting valve microfabricated on a surface of a silicon substrate, with microfabricated channels leading from the cell sorting valve, wherein the cell sorting valve separates the target particles from non-target material; a disposable cartridge containing a sample reservoir, a sort reservoir and a waste reservoir; wherein the sample is provided in a buffer comprising nuclease.

Abstract: The present invention relates to a method of identifying and separating non-regulatory T-cells (conventional T-cells) from a mixture comprising regulatory T-cells by using of the CD154 molecule (CD40 ligand) through depletion of CD154+ T-cells from the mixture or in combination with additional positive selection of Treg using markers that are specific for regulatory T-cells, such as for example, CD25, GITR, CTLA4 or markers which are specific for activated regulatory T-cells, such as, for example, CD137, “latent TGF-beta (LAP)”, GARP (LRRC32), CD121a/b, thereby generating a cell composition of activated Treg cells. The invention relates also to a kit comprising an antibody for detecting CD154 and at least one additional antibody for detecting markers for activated or non-activated regulatory T-cells. The antibodies can be coupled to a fluorescent dye or magnetic microparticles.

Abstract: The invention is directed to a fluorescent dye according to the general formula I: with C is a core moiety comprising 20 to 200 atoms; S same or different ether residues comprising 1 to 10 carbon atoms; n is an integer ranging from 2 to 500; m is an integer ranging from 0 to 500; x is an integer ranging from 2 to 50; y is an integer ranging from 1 to 50; R same or different residue comprising a reactive group capable of forming a covalent bond with a biomolecule; F same or different fluorophores covalently bound to (S)n. The fluorescent dyes can be conjugated to a biomolecule and used for flow cytometry and/or by fluorescence microscopy.

Abstract: The invention relates to a process for generation of genetically modified stem cells comprising the steps a) providing a cell sample in suspension comprising stem cells in a centrifugation chamber comprising a base plate and cover plate connected by a cylinder b) adjusting the volumetric concentration of stem cells in the cell sample to at least 1×105 stem cells per mL cell sample by centrifugation c) introducing viral and/or non-viral vectors to the centrifugation chamber for genetically modifying the stem cells d) adjusting the spatial concentration of stem cells in the centrifugation chamber by rotating the centrifugation chamber at a speed where the cell sample is located at the outermost 35% of the radius of the base plate of the centrifugation chamber, thereby inducing gene modification of the stem cells.

Abstract: The invention is directed to a releasable conjugate comprising a biotinylated ligand having a biotin moiety, a ligand moiety (Ligand1) and a biotin-binding molecule (bbm) bound to the biotin moiety of the biotinylated ligand. The ligand moiety of the biotinylated ligand may be separated by a spacer group consisting of polyethylene glycol. Furthermore, the invention relates to a method for cleaving the releasable conjugate by providing biotin or streptavidin and an auxiliary release agent in a sufficient concentration to displace the biotin-binding molecule (bbm) from the biotin moiety of the biotinylated ligand and a method for separation of target cells from a cell sample utilizing the conjugate.

Abstract: The invention is directed to a centrifuge chamber comprising a cylinder having a base plate and a cover plate, a rotational axis with at least one port for input and/or output of liquids, at least one port for input of gases and at least one layer for cell culturing, wherein the layer for cell culturing comprises a gas-permeable membrane on which cells can be cultured and wherein the at least one port for input and/or output of gases is connected to the gas-permeable membrane.

Abstract: The invention is directed to a method for enriching target cells from a sample of cells characterized by: a) contacting the sample with a cell aggregation agent and first magnetic particles having an iron content of 0.1 pg to 5000 pg, coupled to a first antigen recognizing moiety; and second magnetic particles having an iron content of 0.05 fg to 100 fg and coupled to a second antigen recognizing moiety to obtain mixture a) b) applying a first magnetic field gradient to the mixture a) thereby removing the cells bound to the first antigen recognizing moiety coupled to the first magnetic particles, to obtain a mixture b) and obtaining an agglomerate comprising the cells of mixture a) bound to the cell aggregation agent c) applying a second magnetic field gradient to the mixture b) thereby immobilizing the cells bound to the second antigen recognizing moiety d) recovering the immobilized cells from the second magnetic field gradient as target cells.