Invention for Antigen binding molecules for tigit

Invented by Ramesh R. Bhatt, Todd Kinsella, Wei Li, Rigel Pharmaceuticals Inc

The market for antigen binding molecules for TIGIT (T cell immunoreceptor with Ig and ITIM domains) is rapidly growing as researchers and pharmaceutical companies recognize the potential of targeting this immune checkpoint pathway for cancer immunotherapy. TIGIT is a protein receptor found on T cells that plays a crucial role in regulating immune responses.

Antigen binding molecules, such as monoclonal antibodies and bispecific antibodies, are designed to bind to specific antigens on TIGIT and modulate its activity. By blocking the interaction between TIGIT and its ligands, such as CD155 and CD112, these molecules can enhance T cell activation and anti-tumor immune responses.

The market for antigen binding molecules for TIGIT is driven by the increasing prevalence of cancer and the need for more effective treatment options. TIGIT has been found to be overexpressed on T cells in various types of cancer, including lung, breast, and colorectal cancer. This overexpression is associated with immune evasion and poor prognosis, making TIGIT an attractive target for therapeutic intervention.

Several pharmaceutical companies are actively developing antigen binding molecules targeting TIGIT. Some of the leading players in this market include Roche, Merck, Bristol Myers Squibb, and AstraZeneca. These companies are investing heavily in research and development to bring novel TIGIT-targeting therapies to the market.

One of the most promising antigen binding molecules for TIGIT is tiragolumab, developed by Roche. Tiragolumab is a monoclonal antibody that binds to TIGIT and blocks its interaction with CD155. In clinical trials, tiragolumab has shown promising results in combination with other immune checkpoint inhibitors, such as atezolizumab, in patients with advanced solid tumors.

The market for antigen binding molecules for TIGIT is expected to witness significant growth in the coming years. The increasing understanding of the TIGIT pathway and its role in cancer immunology, coupled with the success of early clinical trials, has generated considerable interest among investors and pharmaceutical companies.

Furthermore, the potential for combination therapies targeting TIGIT with other immune checkpoint inhibitors, such as PD-1/PD-L1 inhibitors, opens up new opportunities for the development of effective cancer treatments. The synergistic effects of targeting multiple immune checkpoints can enhance anti-tumor immune responses and improve patient outcomes.

However, challenges remain in the development of antigen binding molecules for TIGIT. The identification of optimal therapeutic targets and the design of molecules with high specificity and efficacy are critical factors for success. Additionally, the high cost of development and the need for extensive clinical trials pose significant barriers to market entry.

In conclusion, the market for antigen binding molecules for TIGIT is a rapidly growing field in cancer immunotherapy. With the potential to enhance anti-tumor immune responses and improve patient outcomes, these molecules hold great promise for the treatment of various types of cancer. Continued research and development efforts, along with strategic collaborations between pharmaceutical companies, will drive innovation and bring novel TIGIT-targeting therapies to the market in the near future.

The Rigel Pharmaceuticals Inc invention works as follows

The invention provides antigen-binding molecules that bind TIGIT including antibodies and antigen-binding fragments of these molecules.

Background for Antigen binding molecules for tigit

Field

Description of Related Art

Abbreviations

Definitions

Methods for Therapy

Pharmaceutical Compositions

Polynucleotides

Methods of making

Kits

EXAMPLES

Example 1

Biochemical Binding Tests

Example 2

Biochemical Competitive Bonding

Example 3

Competitive Binding” inhibits the recruitment of Grb2.

Example 4

Cell-Based binding assay (Dimerization).

Example 5

Method for Detection of TIGIT Antibodies by Phage Display Screening”.

Example 6

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