Research Highlight

July 25, 2025

 

Our recent publication was introduced in the Science Japan, an online magazine offering a comprehensive overview of breaking science & technology news from Japan.

It was launched in 2021 by the Japan Science and Technology Agency (JST), one of Japan's largest national research funding agencies.

Please click the link below!

 

▶Science Japan
Anti-CTLA-4 antibody treatment effective for canine cancer

 https://sj.jst.go.jp/news/202507/n0717-01k.html

 

In this study, we demonstrated that combination therapy with anti-CTLA-4 antibody may be effective even in dogs that have developed resistance to anti-PD-L1 antibody therapy.

The results were published in the journal Frontiers in Immunology on May 20.

 

Figure. Antitumor effect of combination therapy in a dog with oral malignant melanoma.

 

 

This article is related to the original publication below: 

Authors: Maekawa N, Konnai S, Watari K, Takeuchi H, Nakanishi T, Tachibana T, Hosoya K, Kim S, Kinoshita R, Owaki R, Yokokawa M, Kagawa Y, Takagi S, Deguchi T, Ohta H, Kato Y, Yamamoto S, Yamamoto K, Suzuki Y, Okagawa T, Murata S, Ohashi K 

Title: Development of caninized anti-CTLA-4 antibody as salvage combination therapy for anti-PD-L1 refractory tumors in dogs

 Journal: Frontiers in Immunology

 https://doi.org/10.3389/fimmu.2025.1570717 (open access)

 

 

Please check our previous press release if you are interested in the history of our study.

 

 Combination therapy effective against canine melanoma (Research Press Release, June 23, 2023)

 New therapy target for malignant melanomas in dogs (Research Press Release, April 22, 2021)

 New therapeutic antibody for dog cancers (Research Press Release, August 25, 2017)

  

 


Research Press Releases

June 23, 2023

Combination therapy effective against canine melanoma

December 22, 2022

Predicting the onset of bovine lymphoma ― Development of cancer screening technology

April 22, 2021

New therapy target for malignant melanomas in dogs

April 2, 2021

Probiotics keep calves healthy, too!

January 29, 2021

Deeper insight into how tick spit suppresses cattle immunity

August 2, 2019

The drug combination effective against bovine leukemia

April 2, 2018

Unraveling the immunopathogenesis of Johne’s disease

August 25, 2017

New therapeutic antibody for dog cancers

June 7, 2017

Overcoming immune suppression to fight against bovine leukemia