Abstract: Disclosed herein are porcine interferon alpha variants (pINF-?) comprising a synthetic amino acid at select locations in pINF-? and a one or two amino acid insertion in the N-terminus after removal of the signal peptide. The pINF-? variants can further be pegylated. Methods of making and administering these compounds to treat virus infections in pigs and formulations comprising the variants are also provided.
Type:
Grant
Filed:
February 26, 2021
Date of Patent:
June 16, 2026
Assignees:
ELANCO US INC., AMBRX, INC.
Inventors:
Peter Connor Canning, Nickolas Knudsen, Lillian Skidmore
Abstract: Disclosed herein are non-natural amino acids and dolastatin analogs that include at least one non-natural amino acid, and methods for making such non-natural amino acids and polypeptides. The dolastatin analogs can include a wide range of possible functionalities, but typically have at least one oxime, carbonyl, dicarbonyl, and/or hydroxylamine group. Also disclosed herein are non-natural amino acid dolastatin analogs that are further modified post-translationally, methods for effecting such modifications, and methods for purifying such dolastatin analogs. Typically, the modified dolastatin analogs include at least one oxime, carbonyl, dicarbonyl, and/or hydroxylamine group. Further disclosed are methods for using such non-natural amino acid dolastatin analogs and modified non-natural amino acid dolastatin analogs, including therapeutic, diagnostic, and other biotechnology use.
Type:
Grant
Filed:
April 28, 2022
Date of Patent:
May 12, 2026
Assignee:
Ambrx, Inc.
Inventors:
Zhenwei Miao, Kyle Atkinson, Sandra Biroc, Timothy Buss, Melissa Neal, Vadim Kraynov, Robin Marsden, Jason Pinkstaff, Lillian Skidmore, Ying Sun, Agnieszka Szydlik, Delia Ianina Lopez De Valenta
Abstract: Disclosed herein are methods and compositions for generation of cell lines to promote unnatural amino acid-containing protein production using genome engineering technology.
Abstract: Disclosed herein are TLR-agonists and antibody-drug conjugates thereof. TLR agonist-antibody-drug conjugates of the disclosure comprise an antibody or an antibody fragment that can bind to HER2, and contain at least one non-natural amino acid. The TLR-agonist may be conjugated to a non-natural amino acid of the antibody via an oxime linkage. Further disclosed are methods for making and using such non-natural amino acid-containing TLR-agonists-antibody-drug conjugates, including therapeutic, diagnostic, and other biotechnology uses.
Type:
Grant
Filed:
February 12, 2020
Date of Patent:
March 10, 2026
Assignee:
AMBRX, INC.
Inventors:
Sung-Ju Moon, Brian Leon, Mingchao Kang, Nickolas Knudsen, Jianing Wang, Sukumar Sakamuri, Feng Tian
Abstract: Disclosed herein are methods, compositions and components for optimizing or increasing expression of a protein, polypeptide or fragment therefrom.
Type:
Grant
Filed:
May 1, 2019
Date of Patent:
September 2, 2025
Assignee:
Ambrx, Inc.
Inventors:
Md Harunur Rashid, Mark Shimazu, Feng Tian
Abstract: Described herein are novel anti-CD3 Folate antibodies and uses thereof in the treatment of diseases or conditions that would benefit from such.
Abstract: The present invention relates to variants of porcine granulocyte colony stimulating factor (pG-CSF). The pG-CSF variants are useful in treating preventing or reducing the incidence of bacterial infections in swine. Methods of treating swine are disclosed.
Type:
Grant
Filed:
January 30, 2023
Date of Patent:
April 29, 2025
Assignees:
Elanco US Inc., Ambrx, Inc.
Inventors:
Peter Connor Canning, Nickolas Knudsen, Md Harunur Rashid
Abstract: The present invention provides methods for targeting interleukin-2 receptor-expressing cells, and, in particular, inhibiting the growth of such cells by using an interleukin-2 (IL-2) variant conjugated to a biologically active molecule that will affect cells expressing the interleukin-2 receptor.
Abstract: The invention relates to prostate specific membrane antigen antibodies (anti-PSMA) and anti-PSMA antibody drug conjugates. The invention also relates to methods and compositions for using anti-PSMA antibody drug conjugates in inhibiting, preventing or treating PSMA related diseases or cancers.
Abstract: The invention relates to prostate specific membrane antigen humanized antibodies (anti-PSMA) and anti-PSMA antibody drug conjugates. The invention also relates to methods and compositions for using anti-PSMA antibody drug conjugates in inhibiting, preventing or treating PSMA related diseases or cancers.
Abstract: The present invention provides methods for targeting interleukin-2 receptor-expressing cells, and, in particular, inhibiting the growth of such cells by using an interleukin-2 (IL-2) variant conjugated to a biologically active molecule that will affect cells expressing the interleukin-2 receptor.
Abstract: Described herein are novel anti-CD3 antibodies conjugated to folate and uses thereof in the treatment of diseases or conditions that would benefit from such conjugate are provided.
Type:
Application
Filed:
November 6, 2023
Publication date:
July 18, 2024
Applicant:
Ambrx, Inc.
Inventors:
Harun RASHID, Feng Tian, Marco Gymnopoulos
Abstract: Disclosed herein are methods and compositions for generation of cell lines to promote unnatural amino acid-containing protein production using genome engineering technology.
Abstract: Disclosed herein are methods and compositions for generation of cell lines to promote unnatural amino acid-containing protein production using genome engineering technology.
Abstract: Described herein are novel anti-CD3 antibodies conjugated to folate and uses thereof treatment of diseases or conditions that would benefit from such conjugate are provided.
Type:
Grant
Filed:
November 2, 2016
Date of Patent:
December 26, 2023
Assignee:
Ambrx, Inc.
Inventors:
Harun Rashid, Feng Tian, Marco Gymnopoulos
Abstract: Modified relaxin polypeptides and their uses thereof are provided. Exemplary embodiments provide relaxin polypeptides which include one or more amino acid substitutions with natural or non-naturally encoded amino acids, and/or linkage to a water-soluble polymer, such as polyethylene glycol. Additionally, use of said relaxin polypeptides for treatment of disease, such as heart failure, is also provided.
Type:
Grant
Filed:
March 3, 2022
Date of Patent:
October 17, 2023
Assignee:
AMBRX, INC.
Inventors:
Vadim Kraynov, Nick Knudsen, Amha Hewet, Kristine De Dios, Jason Pinkstaff, Lorraine Sullivan
Abstract: Described are antibody peptide conjugates (APCs) comprising an antibody conjugated to a peptide analog of glucagon, which have been modified to be resistant to cleavage and inactivation by dipeptidyl peptidase IV (DPP-IV) and to increase in vivo half-life of the peptide analog while enabling the peptide analog to have agonist activity at the glucagon (GCG) receptor and the glucagon-like peptide 1 (GLP-1) receptor and the use of such APCs for treatment of metabolic disorders such as diabetes, non-alcoholic fatty liver disease (NAFLD), non-alcoholic steatohepatitis (NASH), and obesity.
Type:
Grant
Filed:
August 27, 2020
Date of Patent:
October 3, 2023
Assignees:
Merck Sharp & Dohme LLC, Ambrx, Inc.
Inventors:
Paul E. Carrington, Grigori Ermakov, Robert M. Garbaccio, Wolfgang Seghezzi, Elisabetta Bianchi, Federica Orvieto, Dennis Gately, Nick Knudsen, Anthony Manibusan
Abstract: Disclosed herein are TLR-agonists compounds, antibody-TLR agonist conjugates, pharmaceutical composition, and methods of use of such compounds or conjugates as therapeutics for treating a disease or condition such as cancer.
Type:
Application
Filed:
August 20, 2021
Publication date:
September 28, 2023
Applicant:
Ambrx, Inc.
Inventors:
Sung Ju Moon, Brian Leon, Mingchao Kang, Nickolas Knudsen, Sukumar Sakamuri, Feng Tian
Abstract: This invention relates to anti-CD70 antibodies and antibody drug conjugates comprising at least one non-naturally-encoded amino acid. Disclosed herein are aCD70 antibodies with one or more non-naturally encoded amino acids and further disclosed are antibody drug conjugates wherein the aCD70 antibodies of the invention are conjugated to one or more toxins. Further disclosed are methods for using such non-natural amino acid antibody drug conjugates, including therapeutic, diagnostic, and other biotechnology uses.
Type:
Application
Filed:
August 29, 2022
Publication date:
September 21, 2023
Applicant:
Ambrx, Inc.
Inventors:
Richard S Barnett, Nickolas Knudsen, Ying Sun, Sandra Biroc, Timothy Buss, Tsotne Javahishvili, Damien Bresson, Shailaja Srinagesh, Amha Hewet, Jason Pinkstaff