ClassID:

108854

C12N9/003 - CPC Classification

Classification description:

Enzymes; Proenzymes; Compositions thereof ; Processes for preparing, activating, inhibiting, separating or purifying enzymes; Oxidoreductases (1.) acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7) acting on CH-NH groups of donors (1.5) with NAD or NADP as acceptor (1.5.1) Dihydrofolate reductase [DHFR] (1.5.1.3)

Recent Application in this class:
#1
20260125701
2026-05-07

COMPOSITIONS AND METHODS FOR CHIMERIC LIGAND RECEPTOR (CLR)-MEDIATED CONDITIONAL GENE EXPRESSION

#2
20260125700
2026-05-07

COMPOSITIONS AND METHODS FOR CHIMERIC LIGAND RECEPTOR (CLR)-MEDIATED CONDITIONAL GENE EXPRESSION

#3
20250388931
2025-12-25

REGULATION OF GENE EXPRESSION BY APTAMER-MEDIATED MODULATION OF ALTERNATIVE SPLICING

#4
20250364075
2025-11-27

COMPUTATIONAL METHODS TO IDENTIFY ALLOSTERIC SITES THAT MODULATE ENZYME ACTIVITY

#5
20250361284
2025-11-27

TRANSPOSASE FUSION PROTEINS FOR USE IN CELL AND GENE THERAPY

#6
20250321223
2025-10-16

ENGINEERING CHEMICALLY INDUCIBLE SPLIT PROTEIN ACTUATORS (CISPA)

#7
20250207109
2025-06-26

ENGINEERED SPLIT DHFR-BASED METHODS AND SYSTEMS FOR SELECTING CELLS THAT HAVE STABLY ACQUIRED A HETEROLOGOUS POLYNUCLEOTIDE

#8
20250197869
2025-06-19

Ribosome-Mediated Incorporation of Peptides and Peptidomimetics

#9
20250195696
2025-06-19

RETINAL PROTECTIVE FACTOR 2 (RPF2) PROTEIN DELIVERED BY ADENO-ASSOCIATED VIRUS EXPRESSION

#10
20250027052
2025-01-23

VECTORS INCORPORATING A COMBINATION OF PROMOTERS DRIVING SELECTABLE MARKER EXPRESSION

#11
20250019672
2025-01-16

DESTABILISING DOMAINS FOR CONDITIONALLY STABILISING A PROTEIN

#12
20240401004
2024-12-05

DHFR TUNABLE PROTEIN REGULATION

#13
20240384007
2024-11-21

COMPOSITIONS AND METHODS FOR SELECTIVE PROTEIN DEGRADATION

#14
20240327804
2024-10-03

CONJUGATES AND METHODS OF USE THEREOF

#15
20240226100
2024-07-11

CONTROL OF PROTEIN EXPRESSION WITH TMP-PROTAC COMPOUNDS

#16
20240207446
2024-06-27

M6A-COUPLED EFFECTOR PROTEIN EXPRESSION SYSTEM AND METHODS OF MAKING AND USING SAME

#17
20240167066
2024-05-23

METHOD FOR PRODUCING DEMETHYLATED COMPOUND

#18
20240101984
2024-03-28

COMPOSITIONS AND METHODS FOR THE TARGETING OF SOD1

#19
20240101972
2024-03-28

METHODS OF REGULATING ADENO-ASSOCIATED VIRUS PRODUCTION

#20
20240011010
2024-01-11

SYNTHETIC PROTEIN-LEVEL NEURAL NETWORK IN MAMMALIAN CELLS

#21
20230287111
2023-09-14

MULTIPARTITE SIGNALING PROTEINS AND USES THEREOF

#22
20230257756
2023-08-17

REAL-TIME CELLULAR THERMAL SHIFT ASSAY (RT-CETSA) FOR RESEARCH AND DRUG DISCOVERY

#23
20230235278
2023-07-27

Protein enriched microvesicles and methods of making and using the same

#24
20230151385
2023-05-18

SELECTABLE MARKER PROTEINS, EXPRESSION VECTORS, ENGINEERED CELLS AND EXTRACELLULAR VESICLES FOR THE PRODUCTION OF VIRUS-LIKE PARTICLES FOR THERAPEUTIC AND PROPHYLACTIC APPLICATIONS

#25
20230142621
2023-05-11

EXOSOMAL NUCLEIC ACID VACCINE MODULARLY CONFIGURED TO HARNESS MULTIPLE ANTIGEN PRESENTATION MECHANISMS

#26
20230092895
2023-03-23

TANDEM CD19 CAR-BASED COMPOSITIONS AND METHODS FOR IMMUNOTHERAPY

#27
20230056856
2023-02-23

COMPOSITIONS AND METHODS FOR TUNABLE REGULATION OF TRANSCRIPTION

#28
20230046194
2023-02-16

Ribosome-mediated incorporation of peptides and peptidomimetics

#29
20220348937
2022-11-03

COMPOSITIONS AND METHODS FOR DHFR TUNABLE PROTEIN REGULATION

#30
20220348925
2022-11-03

COMPOSITIONS AND METHODS FOR THE TARGETING OF SOD1

#31
20220333137
2022-10-20

METHODS AND PRODUCTS FOR PRODUCING ENGINEERED MAMMALIAN CELL LINES WITH AMPLIFIED TRANSGENES

#32
20220282278
2022-09-08

REGULATION OF GENE EXPRESSION BY APTAMER-MEDIATED MODULATION OF ALTERNATIVE SPLICING

#33
20220213449
2022-07-07

DHFR tunable protein regulation

#34
20220175781
2022-06-09

CD40L COMPOSITIONS AND METHODS FOR TUNABLE REGULATION

#35
20220169993
2022-06-02

Destabilising domains for conditionally stabilising a protein

#36
20220133917
2022-05-05

Small Molecules for Dual Function Positron Emission Tomography (PET) and Cell Suicide Switches

#37
20220112470
2022-04-14

SYSTEMS AND METHODS FOR METABOLIC ENGINEERING

#38
20220090036
2022-03-24

Compositions and methods for the targeting of SOD1

#39
20220042036
2022-02-10

METHODS AND COMPOSITIONS FOR PREPARING SURFACTANT PROTEIN D (SP-D)

#40
20220041999
2022-02-10

METHODS TO ENRICH GENETICALLY ENGINEERED T CELLS

#41
20220002776
2022-01-06

Cell Expression System

#42
20210348174
2021-11-11

Production of soluble recombinant proteins without N-terminal methionine in

#43
20210317435
2021-10-14

DOUBLE KNOCK-OUT CHO CELL LINE METHOD OF ITS GENERATION AND PRODUCING THERAPEUTIC PROTEINS THEREFROM

#44
20210317168
2021-10-14

Complement Component 1s (C1s) Deficient Cells for Production of Vaccines and Biopharmaceutical Proteins

#45
20210238570
2021-08-05

Programmable protein circuits in living cells

#46
20210139872
2021-05-13

CRISPR HAVING OR ASSOCIATED WITH DESTABILIZATION DOMAINS

#47
20210130845
2021-05-06

COMPOSITIONS AND METHODS FOR CHIMERIC LIGAND RECEPTOR (CLR)-MEDIATED CONDITIONAL GENE EXPRESSION

#48
20210110884
2021-04-15

SYSTEMS AND METHODS FOR ENGINEERING ENZYMES

#49
20210054346
2021-02-25

SELECTION METHODS FOR GENETICALLY-MODIFIED T CELLS

#50
20210046193
2021-02-18

DRUG STABILIZED THERAPEUTIC TRANSGENES DELIVERED BY ADENO-ASSOCIATED VIRUS EXPRESSION

#51
20200407747
2020-12-31

METHODS, COMPOSITIONS AND CELLS FOR PREPARING SURFACTANT PROTEIN D (SP-D)

#52
20200377852
2020-12-03

Protein enriched microvesicles and methods of making and using the same

#53
20200370057
2020-11-26

Ribosome-mediated incorporation of peptides and peptidomimetics

#54
20200339704
2020-10-29

Compositions and methods for selective protein degradation

#55
20200278345
2020-09-03

Virus-like particle (VLP) based small molecule-protein interaction trap

#56
20200181673
2020-06-11

Sensors, methods and kits for detecting NADPH based on resonance energy transfer

#57
20200172879
2020-06-04

DHFR tunable protein regulation

#58
20200087683
2020-03-19

Regulation of gene expression by aptamer-mediated modulation of alternative splicing

#59
20200071401
2020-03-05

Multipartite signaling proteins and uses thereof

#60
20200071399
2020-03-05

MULTIPARTITE SIGNALING PROTEINS AND USES THEREOF

#61
20200040371
2020-02-06

CELL EXPRESSION SYSTEM

#62
20190353650
2019-11-21

Virus-like particle (VLP) based small molecule-protein interaction trap

#63
20190300864
2019-10-03

DESTABILISING DOMAINS FOR CONDITIONALLY STABILISING A PROTEIN

#64
20190249199
2019-08-15

METHODS AND PRODUCTS FOR PRODUCING ENGINEERED MAMMALIAN CELL LINES WITH AMPLIFIED TRANSGENES

#65
20190225972
2019-07-25

METHODS FOR IMPROVING RECOMBINANT PROTEIN EXPRESSION

#66
20190112372
2019-04-18

Multipartite signaling proteins and uses thereof

#67
20190083449
2019-03-21

COMBINATION THERAPY WITH AN ANTI-HYALURONAN AGENT AND THERAPEUTIC AGENT

#68
20190078099
2019-03-14

CELL LINE FOR RECOMBINANT PROTEIN AND/OR VIRAL VECTOR PRODUCTION

#69
20190071694
2019-03-07

Methods and compositions for preparing surfactant protein D (SP-D)

#70
20190071693
2019-03-07

Methods, compositions and cells for preparing surfactant protein D (SP-D)

#71
20190070321
2019-03-07

Small molecules for dual function positron emission tomography (PET) and cell suicide switches

#72
20190032063
2019-01-31

Expression and purification of CRM proteins and related proteins, and protein domains

#73
20180298349
2018-10-18

Selection methods for genetically-modified T cells

#74
20180282759
2018-10-04

SYSTEM FOR OVER-EXPRESSING TARGET PROTEIN AND METHOD FOR OVER-EXPRESSING TARGET PROTEIN

#75
20180265891
2018-09-20

Expression vector system comprising two selection markers

#76
20180245085
2018-08-30

RAPID DEPLETION AND REVERSIBLE ACCUMULATION OF PROTEINS IN VIVO

#77
20180195102
2018-07-12

CELL EXPRESSION SYSTEM

#78
20180163233
2018-06-14

METHODS AND PRODUCTS FOR PRODUCING ENGINEERED MAMMALIAN CELL LINES WITH AMPLIFIED TRANSGENES

#79
20180045719
2018-02-15

Virus-like particle (VLP) based small molecule-protein interaction trap

#80
20180010146
2018-01-11

Regulation of gene expression by aptamer-mediated modulation of alternative splicing

#81
20180002709
2018-01-04

Ribosome-mediated incorporation of peptides and peptidomimetics

#82
20170306307
2017-10-26

CRISPR HAVING OR ASSOCIATED WITH DESTABILIZATION DOMAINS

#83
20170290796
2017-10-12

Combination therapy with an anti-hyaluronan agent and therapeutic agent

#84
20170130197
2017-05-11

Protein enriched microvesicles and methods of making and using the same

#85
20170067077
2017-03-09

Expression vector system comprising two selection markers

#86
20170009199
2017-01-12

Chemically defined cell culture media additive

#87
20160311901
2016-10-27

Multipartite signaling proteins and uses thereof

#88
20160244799
2016-08-25

Cell expression system

#89
20160230178
2016-08-11

cell line with thyA knockout, folA knockout, and one or both of folP knockout, and folK knockout

#90
20160215278
2016-07-28

METHOD FOR MASS PRODUCTION OF FACTOR VII/VIIA DERIVATIVES

#91
20160076043
2016-03-17

Methods for improving recombinant protein expression

#92
20160017372
2016-01-21

Methods and products for producing engineered mammalian cell lines with amplified transgenes

#93
20160017281
2016-01-21

Cell expression system

#94
20150343082
2015-12-03

Methods of making and using chemically self assembled-nanorings

#95
20150337331
2015-11-26

Expression vector

#96
20150266973
2015-09-24

Multipartite signaling proteins and uses thereof

#97
20140295478
2014-10-02

cell line with knockout and knockout

#98
20130302400
2013-11-14

Combination therapy with an anti-hyaluronan agent and therapeutic agent

#99
20120214203
2012-08-23

Methods for improving recombinant protein expression

#100
20120110693
2012-05-03

TARGETING NUCLEIC ACIDS IN MITOCHONDRIA

#101
20120077228
2012-03-29

OVEREXPRESSION OF AMINOACYL-tRNA SYNTHETASES FOR EFFICIENT PRODUCTION OF ENGINEERED PROTEINS CONTAINING AMINO ACID ANALOGUES

#102
20110306092
2011-12-15

Expression vector system comprising two selection markers

#103
20110117643
2011-05-19

Recombinant expression vector for animal cell

#104
20100184193
2010-07-22

OVEREXPRESSION OF AMINOACYL-tRNA SYNTHETASES FOR EFFICIENT PRODUCTION OF ENGINEERED PROTEINS CONTAINING AMINO ACID ANALOGUES

#105
20100178673
2010-07-15

Methods of gene amplification and expression

#106
20100120089
2010-05-13

Vector and expression cell line for mass production of recombinant protein and a process of producing recombinant protein using same

#107
20100086967
2010-04-08

Cell growth

#108
20100021952
2010-01-28

Nucleic acid and its use effecting ciliate tetrahymena bifunctional dihydrofolate reductase-thymidylate synthase deficiency

#109
20100021911
2010-01-28

Production host cell lines

#110
20080160609
2008-07-03

OVEREXPRESSION OF AMINOACYL-tRNA SYNTHETASES FOR EFFICIENT PRODUCTION OF ENGINEERED PROTEINS CONTAINING AMINO ACID ANALOGUES

#111
20080044825
2008-02-21

Method for Modulating the Evolution of a Polypeptide Encoded by a Nucleic Acid Sequence

#112
20080026422
2008-01-31

Overexpression of aminoacyl-tRNA synthetases for efficient production of engineered proteins containing amino acid analogues

#113
20070254338
2007-11-01

Method for making recombinant protein using complementation dependent DHFR mutants

#114
20070178585
2007-08-02

Compositions and methods for non-targeted activation of endogenous genes

#115
20070122391
2007-05-31

Compositions and methods for non-targeted activation of endogenous genes

#116
20070111280
2007-05-17

Compositions and methods for non-targeted activation of endogenous genes

#117
20070015241
2007-01-18

Sulfur atom-free enzyme protein

#118
20060177839
2006-08-10

Method for modulating the evolution of a polypeptide encoded by a nucleic acid sequence

#119
20060122378
2006-06-08

Novel method for purification of recombinant proteins

#120
20060105318
2006-05-18

Compositions and methods for non-targeted activation of endogenous genes

#121
20060003936
2006-01-05

Method for modulating the production of a selected protein in vivo