B01J2219/00675

Methods for retrievable information storage using nucleic acids

A method of storing information using monomers such as nucleotides is provided including converting a format of information into a plurality of bit sequences of a bit stream with each having a corresponding bit barcode, converting the plurality of bit sequences to a plurality of corresponding oligonucleotide sequences using one bit per base encoding, synthesizing the plurality of corresponding oligonucleotide sequences on a substrate having a plurality of reaction locations, and storing the synthesized plurality of corresponding oligonucleotide sequences.

Nanopore device and methods of biosynthesis using same
12158445 · 2024-12-03 · ·

A method of synthesizing an oligonucleotide using a nanofluidic device including a plurality of nanopore channels, a plurality of electrodes, and an electrolyte solution, includes coupling a primer to an inner wall of a nanopore channel of the plurality of nanopore channels, the primer having a protecting group. The method also includes applying a voltage to an electrode of the plurality of electrodes that corresponds to the nanopore channel to produce an acid from the electrolyte solution at the electrode. The electrode includes an anode and a cathode disposed at opposite sides of the nanopore channel. The method further includes the acid removing the protecting group from the primer. Moreover, the method includes coupling a nucleotide to the primer with the protecting group removed to form an intermediate product. In addition, the method includes repeating the steps on the intermediate product until the oligonucleotide is synthesized.

Devices, systems, and methods of electronic modulation of polymerase for DNA synthesis

A method of synthesis of a nucleotide chain, the nucleotide chain including an ordered plurality of nucleotides, the method including: identifying a first nucleotide of the ordered plurality of nucleotides; controlling a polymerase enzyme to assemble the first nucleotide onto the nucleotide chain by electrically modulating an electrode; identifying a subsequent nucleotide in the ordered plurality of nucleotides as a current nucleotide; and controlling the polymerase enzyme to assemble the current nucleotide onto an end of the nucleotide chain by electrically modulating the electrode.

HIGH SURFACE AREA COATINGS FOR SOLID-PHASE SYNTHESIS
20240408564 · 2024-12-12 ·

High surface area coatings are applied to solid substrates to increase the surface area available for solid-phase synthesis of polymers. The high surface area coatings use three-dimensional space to provide more area for functional groups to bind polymers than an untreated solid substrate. The polymers may be oligonucleotides, polypeptides, or another type of polymer. The solid substrate is a rigid supportive layer made from a material such as glass, a silicon material, a metal material, and plastic. The coating may be thin films, hydrogels, microparticles. The coating may be made from a metal oxide, a high- dielectric, a low- dielectric, an etched metal, a carbon material, or an organic polymer. The functional groups may be hydroxyl groups, amine groups, thiolate groups, alkenes, n-alkenes, alkalines, N-Hydroxysuccinimide (NHS)-activated esters, polyaniline, aminosilane groups, silanized oxides, oligothiophenes, and diazonium compounds. Techniques for applying coatings to solid substrates and attaching functional groups are also disclosed.

NUCLEIC ACID HYBRIDIZATION METHODS
20250034628 · 2025-01-30 ·

Nucleic acid hybridization buffer formulations and uses thereof are described that yield improvements in hybridization specificity, rate, and efficiency. The buffer formulation composition includes a target nucleic acid; at least one organic solvent having a dielectric constant in the range of no greater than 115; and a pH buffer system, wherein the target nucleic acid is attached to the surface via hybridization to a surface bound nucleic acid tethered to the surface, and wherein the hybridization of the target nucleic acid and surface bound nucleic acid has a high stringency and annealing rate.

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.

Methods for Retrievable Information Storage Using Nucleic Acids
20170337324 · 2017-11-23 ·

A method of storing information using monomers such as nucleotides is provided including converting a format of information into a plurality of bit sequences of a bit stream with each having a corresponding bit barcode, converting the plurality of bit sequences to a plurality of corresponding oligonucleotide sequences using one bit per base encoding, synthesizing the plurality of corresponding oligonucleotide sequences on a substrate having a plurality of reaction locations, and storing the synthesized plurality of corresponding oligonucleotide sequences.

Covalently-immobilized hydrogel arrays in multi-well plates

Hydrogel arrays, methods for preparing hydrogel arrays and methods for screening cell-substrate interactions using the hydrogel arrays are disclosed. Advantageously, the hydrogel arrays include individual hydrogel posts that are completely isolatable, allowing for systematic and independent control of the chemical composition and physical dimensions of each hydrogel post.

Affinity Reagent and Catalyst Discovery Though Fiber-Optic Array Scanning Technology
20170184607 · 2017-06-29 · ·

Devices, systems and methods for affinity reagent and catalyst discovery employing a library on a bead HTS platform, each bead comprising affixed non-natural polymers of a distinct bioactive monomer with sequence pre-defined branching and folding in tertiary structures, and fiber-optic array scanning technology.

Methods and systems for monitoring solid-phase stepwise oligonucleotide synthesis

The present disclosure relates to method of monitoring a solid-phase reaction on a surface of a substrate by taking measurements at a plurality of positions on the surface. Properties of the surface are determined based on the measurements taken. Based on the properties determined, the extent of the solid-phase reaction is determined. This method can be achieved by using an ellipsometer and measuring the changes in thickness of the surface before and after the solid-phase reaction.