C12M47/06

Sound wave homogenizing module and biological sample preparation system
11340147 · 2022-05-24 · ·

Disclosed herein are a sonic homogenizing module (100, 200, 300) and a biological sample preparation system (500) containing the same. The sonic homogenizing module (100, 200, 300) comprises a rod made of a magnetic material (120, 220, 320); a piezoelectric conductor (130, 230,330); a driver (140, 340); and a sleeve-coupling member (110, 210, 310) having a first portion defining a space (112, 212, 312) for coupling with a gripper module of a biological sample preparation system, and for accommodating the piezoelectric conductor and the driver therein; and a second portion having a conduit (114, 214, 314) for receiving the rod therethrough; wherein the driver (140, 340) is electrically coupled with the piezoelectric conductor (130, 230,330) and is configured to drive the piezoelectric conductor (130, 230, 330) to generate a sonic vibration at a frequency of 100 KHz-1 MHz.

METHOD FOR PROCESSING TISSUE SAMPLES

This disclosure provides methods for producing a sample of subcellular organelles, particularly nuclei, from a tissue. In some embodiments, this disclosure provides a method of processing a tissue sample involves performing enzymatic/chemical disruption of tissue in a chamber to produce disrupted tissue comprising released cells and/or nuclei and debris; separating the released cells and/or nuclei from the debris therein; and moving the released cells and/or nuclei. In some instances, the method comprises mechanical disruption of the tissue sample.

ACOUSTOPHORETIC LYSIS DEVICES AND METHODS

Lysis devices, methods, and systems are disclosed including a lysis device comprising a sample vessel having an outer surface, a microchannel within the confines of the outer surface, a first port extending through the outer surface to the microchannel, and a second port extending through the outer surface to the microchannel; and an acoustic transducer bonded to the outer surface of the sample vessel to form a monolithic structure, the acoustic transducer configured to emit ultrasonic acoustic waves into and/or to induce shear forces into a blood sample within the microchannel, thereby rupturing the blood cells.

Modules For Transferring Magnetic Beads, Automated System Comprising The Same And Method For Nucleic Acid Extraction Using The Same
20230258677 · 2023-08-17 ·

The present invention relates to novel modules for transferring magnetic beads, an automated system comprising the same and a method for extracting nucleic acids using the same. The specifically designed magnet module and cover module of the present invention can be employed in the automated liquid handling apparatus by means of pre-existing moving modules (e.g., pipettor module) of the apparatus. The present invention enables a bead transfer-type method for extracting nucleic acids to be performed in an automated manner on the automated liquid handling apparatus. The present invention provides advantages of higher level of automation, more reduced cost and no need for another separate liquid handling apparatus compared to the conventional bead transfer-type method usually performed in the small apparatus designed to be used only for this bead transfer-type method. Also, the present method has the merits of more shortened reaction time compared to the conventional liquid transfer-type method.

Object trapping device and object trapping device unit

An object trapping device enables efficiently trapping a plurality of objects in a specific combination. Each of a first electrode pair (13), a second electrode pair (14), and a third electrode pair (15) in an electrode pair group (3) is applied with an individual AC voltage and traps an object by dielectrophoresis generated in accordance with the AC voltage that is applied.

Single-particle analysis method, and system for performing said analysis

An object of the present invention is to purify and concentrate differentiating cells derived from ES cells, iPS cells, or the like without damaging them. The above problem can be solved by an apparatus for analyzing and separating particles comprising: a flow path cartridge, an illumination unit, a detection unit for detecting particles of interest, a force generating unit, wherein a sample liquid reservoir (sample reservoir) connected to a first flow path; a fourth branched flow path and a fifth branched flow path which are connected to the first flow path; a third-A reservoir connected to the fourth branched flow path; a third-B reservoir connected to the fifth branched flow path; and a fourth reservoir for reserving particles which are not sorting; are formed on the cartridge, and each reservoir comprise a means which equalizes an air pressure in the each reservoir with an air pressure of an in-device air pressure control system, and a stream of the flow path in the cartridge is controlled by controlling the air pressure in the each reservoir through the each in-device air pressure control system.

APPARATUS AND METHOD FOR CELL, SPORE, OR VIRUS CAPTURE AND DISRUPTION

Embodiments disclose an apparatus and methods for biological sample processing enabling isolation and enrichment of microbial or pathogenic constituents from the sample. A vessel for sample containment and extraction is further disclosed for engagement with a transducer capable of efficient sample disruption and lysis. Together these components provide a convenient and inexpensive solution for rapid sample preparation compatible with downstream analysis techniques.

PLATELET LYSATE PRODUCTION METHOD, PRODUCTION SYSTEM, AND BAG SET
20220127573 · 2022-04-28 · ·

Provided are a method for producing a platelet lysate, a production system, and a bag set capable of efficiently producing a platelet lysate with a simple device structure. According to the method for producing a platelet lysate, by which a platelet lysate (PL) that contains a growth factor contained in platelet is produced, buffy coat is collected from whole blood; the buffy coat (BC) is centrifuged to extract a supernatant, thereby collecting a platelet concentrate from which leukocyte has been removed; and, prior to freezing, the platelet concentrate is centrifuged to remove the supernatant, thereby preparing a highly concentrated platelet concentrate. The highly concentrated platelet concentrate is then frozen and thawed, and further centrifuged to recover the platelet lysate.

Method for processing tissue samples

This disclosure provides methods for producing a sample of subcellular organelles, particularly nuclei, from a tissue. In some embodiments, this disclosure provides a method of processing a tissue sample involves performing enzymatic/chemical disruption of tissue in a chamber to produce disrupted tissue comprising released cells and/or nuclei and debris; separating the released cells and/or nuclei from the debris therein; and moving the released cells and/or nuclei. In some instances, the method comprises mechanical disruption of the tissue sample.

Processes for recovering products from a slurry
11718863 · 2023-08-08 · ·

Improved processes and systems for recovering products from a corn fermentation mash. In some examples, a process recovers an oil product, a protein meal product, and a fiber product from a slurry. A process includes the following steps: introducing the slurry into a device with a flexible screen and mechanical agitation to produce a filtrate and a fibrous solid stream; and introducing the filtrate into a three-phase centrifuge to produce an oil stream, a high protein solids stream, and a water with solubles stream. The flexible screen includes a washing nozzle. The slurry is whole stillage from an ethanol process. The three-phase centrifuge is a three-phase decanter. The filtrate is heated before introducing into the three-phase centrifuge. The filtrate is optionally evaporated before introducing into the three-phase centrifuge.