IP Library › Granted Patent US 12,241,124
Granted Patent B2
US 12,241,124 · App. 17/264,217 · Granted Mar 4, 2025

Molecular assessment of TRBC usage

Inventors: Shimobi Onuoha (London, GB); Meggan Czapiga (London, GB); Biao Ma (London, GB)
Assignee: AUTOLUS LIMITED
C12Q1/6881C12Q1/6886C12Q2600/106C12Q2600/156
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Quick Facts
Patent No.
US 12,241,124
App. No.
17/264,217
Granted
Mar 4, 2025
Kind
B2
Abstract

The invention relates to a method of determining the T cell receptor β chain (TRBC) gene type of a cell, the method comprising (a) determining the J gene type expressed in said cell, and (b) inferring from (a) the TRBC gene type expressed in said cell. The invention further relates to use of a CAR T cell targeted to a T cell receptor β chain (TRBC) type 1, or a CAR T cell targeted to a T cell receptor β chain (TRBC) type 2. The invention further relates to a method of medical treatment, and to nucleic acid probes.

Claims (10)

1. A method of treating peripheral T cell lymphoma (PTCL) in a subject comprising:

(1) determining the T cell receptor β chain constant region (TRBC) gene type of a PTCL cell from said subject is a TRBC1 type or a TRBC2 type with a method comprising:

(a) determining the J gene type expressed in said cell by:

(i) extracting nucleic acid of the J gene from said cell;

(ii) sequencing at least a segment of the J gene from said nucleic acid;

(iii) comparing the nucleotide sequence determined in (ii) to one or more J gene reference nucleotide sequence(s), wherein the reference nucleotide sequences comprise SEQ ID NOs: 1-16; and

(iv) identifying the J gene type from sequence identity of the nucleotide sequence of the segment of said J gene of (ii) to the J gene reference nucleotide sequence(s) of (iii), and

(b) inferring from (a) the TRBC gene type expressed in said cell,

wherein the TRBC gene in the cell from the subject is determined to be a TRBC1 gene when the J gene sequence is determined to comprise the nucleotide sequence of one of SEQ ID NO: 1-7 or the TRBC gene in the cell from the subject is determined to be a TRBC2 gene when the J gene sequence is determined to comprise the nucleotide sequence of one of SEQ ID NO: 8-16; and

(2) administering to said subject a CAR T cell targeted to the TRBC type determined in (1).

Assignments (2)
PATENT SECURITY AGREEMENT Recorded Jul 30, 2026
From: AUTOLUS LIMITED
To: PERCEPTIVE CREDIT HOLDINGS V, LP, AS ADMINISTRATIVE AGENT
Reel/Frame 076084/0283 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 9, 2021
From: ONUOHA, SHIMOBI; CZAPIGA, MEGAN; MA, BIAO
To: AUTOLUS LIMITED
Reel/Frame 055198/0968 →
Priority Claims (1)
GB 1812650 · Aug 3, 2018 · national
Continuity (1)
Related Publication 20220010377A1 · Jan 13, 2022
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