Pilot Study for a New Quasiorganelle Therapy in Dogs with Histiocytic Sarcoma
New university findings highlight potential implications for dogs, oncology, and veterinary practice.
Pilot Study for a New Quasiorganelle Therapy in Dogs with Histiocytic Sarcoma | College of Veterinary Medicine at MSU Support the College of Veterinary Medicine Search Tool Clinical Trials Select Chronic Kidney Disease in Cats Direct Comparison of CHOP and LOPP Chemotherapy and Genomic Analysis for Naïve T Cell Lymphoma in Client-owned Dogs FAQs with Dr.
While some dogs experience benefits, these treatments affect many cells at once and cannot adapt as a tumor changes.
New research shows that cancer closely interacts with the immune system and surrounding tissues, suggesting that better treatments may need to work inside cells, not just target them from the outside.
Quasiorganelle therapy is an experimental approach that aims to do this by using weakened, non-disease-causing bacteria derived from Listeria monocytogenes to deliver helpful genetic instructions directly into immune and tumor cells, with the goal of improving how the body recognizes and responds to cancer.
The aim of this study is to determine whether quasiorganelle therapy can be given safely to dogs with histiocytic sarcoma and to determine an appropriate dosing schedule.
The treatment has been tested in laboratory and preclinical studies but not yet in dogs with naturally-occurring cancer.
Because animals with cancer may respond differently than healthy animals, this study also looks for early biological or clinical signs that the therapy may be beneficial.
Inclusion criteria: Confirmed diagnosis of histiocytic sarcoma, including hemophagocytic histiocytic sarcoma, as determined by immune marker expression.
Visible tumor at the time of enrollment.
Up to 5 lesions Sum of the longest lesion dimensions <15cm Adequate organ function indicated by standard laboratory tests.
Minimum weight requirement of 20 kg (44 lbs).
The report adds to ongoing university-led research relevant to veterinary medicine, animal health, and clinical decision-making.
Source university website: Michigan State University College of Veterinary Medicine
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