Patent classifications
B01J2219/00587
Fabrication method of print head for multiplex chemotyping microarray
Provided is a fabrication method of print head of MCM device formed micro patterned air gap capable of picoliter-scale droplet printing, and more particularly, is characterized in that comprising preparing silicon wafer 10 washed by piranha solution at step A, stacking silicon nitride films 20 and 20 up front surface and back surface of prepared silicon wafer at step B, drying after applying photoresists 30 and 30 to top surface and bottom surface of the silicon nitride film 20 and 20 at step C, removing partially the photoresists through pre-determined pattern by irradiation of ultraviolet after arranging photomask 40 formed through pre-determined pattern in any one side of the photoresists 30 and 30 at step D, forming sample droplet storage space opening by removing silicon nitride film 21 contacted to photoresists removed by pre-determined pattern at step E, removing the photoresists 30 and 30 stacked up the silicon nitride film 20 and 20 at step F, forming sample droplet storage space 50 by etching the silicon wafer at step G, and forming sample droplet opening 60 by irradiating ultrasonic waves at step H.
Kinetic exclusion amplification of nucleic acid libraries
A method including (a) providing an amplification reagent including an array of sites, and a solution having different target nucleic acids; and (b) reacting the amplification reagent to produce amplification sites each having a clonal population of amplicons from a target nucleic acid from the solution. The reacting can include simultaneously transporting the nucleic acids to the sites at an average transport rate, and amplifying the nucleic acids that transport to the sites at an average amplification rate, wherein the average amplification rate exceeds the average transport rate. The reacting can include producing a first amplicon from a nucleic acid that transports to each of the sites, and producing subsequent amplicons from the nucleic acid or from the first amplicon, wherein the average rate at which the subsequent amplicons are generated exceeds the average rate at which the first amplicon is generated.
De novo synthesized gene libraries
De novo synthesized large libraries of nucleic acids are provided herein with low error rates. Further, devices for the manufacturing of high-quality building blocks, such as oligonucleotides, are described herein. Longer nucleic acids can be synthesized in parallel using microfluidic assemblies. Further, methods herein allow for the fast construction of large libraries of long, high-quality genes. Devices for the manufacturing of large libraries of long and high-quality nucleic acids are further described herein.
Composite liquid cell (CLC) mediated nucleic acid library preparation device, and methods for using the same
Complete nucleic acid library preparation devices are provided. Aspects of the devices include: a thermal chip module comprising multiple nodes; one or more plate locations; a robotically controlled liquid handler configured to transfer liquid between the one or more plate locations and the thermal chip module; and a bulk reagent dispenser configured to access each node of the thermal chip module.
APPARATUSES FOR REACTION SCREENING AND OPTIMIZATION, AND METHODS THEREOF
Embodiments in accordance with the present disclosure are directed to apparatuses used for reaction screening and optimization purposes. An example apparatus includes a plurality of reaction vessels, a dispensing subsystem, at least one reactor module, an analysis subsystem, an automation subsystem, and control circuitry. The dispensing subsystem delivers reagents to the plurality of reaction vessels for a plurality of reaction mixtures having varied reaction conditions. The at least one reactor module drives a plurality of reactions within the plurality of reaction vessels. The analysis subsystem analyzes compositions contained in the plurality of reaction vessels. The automation subsystem selectively moves the plurality of reaction vessels from a location proximal to the dispensing subsystem to the at least one reactor module based on experimental design parameters. And, the control circuitry identifies optimum reaction conditions for a target end product based on the analysis.
Parallel Cell Processing Method and Facility
The present invention provides improved methods, facilities and systems for parallel processing of biological cellular samples in an efficient and scalable manner. The invention enables parallel processing of biological cellular samples, such as patient samples, in a space and time efficient fashion. The methods, facilities and systems of the invention find particular utility in processing patient samples for use in cell therapy.
De novo synthesized gene libraries
Provided herein are devices for the manufacturing of high-quality oligonucleic acids. Longer nucleic acids, e.g., genes, can be synthesized in parallel using microfluidic assemblies described herein. Devices described herein include silicon plates having a plurality of channels in fluid communication with a plurality of microchannels. The number of microchannels and dimensions of the microchannels provide for rapid exchange of chemical exposure during de novo synthesis of oligonucleic acids.
Systems and method for high-throughput testing
The systems and methods described herein relate to a high-throughput flow apparatus. The apparatus is used with an array of wells, and is configured to impart a predetermined shear stress on cells cultured within each of the wells of the array of wells. The apparatus includes a plurality of mechanical tips. The plurality of mechanical tips each includes a head with a hemispheroid shape. The apparatus also includes a motor associated with at least one of plurality of mechanical tips. The motor is configured to drive the plurality of mechanical tips to impart the shear stress pattern in each of the wells.
Processing microtitre plates for covalent immobilization chemistries
Disclosed herein is a method of: treating an organic polymer with an electron beam-generated plasma; exposing the treated polymer to air or an oxygen- and hydrogen-containing gas, generating hydroxyl groups on the surface of the polymer; reacting the surface with an organosilane compound having a chloro, fluoro, or alkoxy group and a functional or reactive group that is less reactive with the surface than the chloro, fluoro, or alkoxy group; and covalently immobilizing a biomolecule to the functional or reactive group or a reaction product thereof.
HIGH-SPEED ON DEMAND MICROFLUIDIC DROPLET GENERATION AND MANIPULATION
Methods and devices for the formation and/or merging of droplets in microfluidic systems are provided. In certain embodiments a microfluidic droplet merger component is provided that comprises a central channel comprising a plurality of elements disposed and spaced to create a plurality of lateral passages that drain a carrier fluid out of a fluid stream comprising droplets of a first fluid contained in the carrier fluid; and a deformable lateral membrane valve disposed to control the width of said center channel.