New expected objective for treating metastasized oral malignant melanoma in dogs Kumar Jeetendra | April 23, 2021 Scientists have shown that the biological molecule PD-L1 is a possible target for the treatment of metastasized oral malignant melanoma in dogs. There are a number of cancers that affect dogs, but there are far fewer diagnosis and treatment options for these canine cancers. However, because dogs and humans are both mammals, it is very …