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Full-Text Articles in Medicine and Health Sciences

Role Of Matrix Metalloproteinases In Animals, Sariya Asawakarn, Tanong Asawakarn Jul 2012

Role Of Matrix Metalloproteinases In Animals, Sariya Asawakarn, Tanong Asawakarn

The Thai Journal of Veterinary Medicine

Matrix metalloproteinases are a family of calcium-dependent and zinc-dependent endopeptidases, which excrete from many cell types. These enzymes can hydrolyze extracellular matrix proteins. The most important inhibitor of MMPs is tissue inhibitors of metalloproteinases (TIMPs). The imbalance between MMPs and TIMPs causes pathological condition in human and animals. This review focuses on structural, role and several reports of MMPs in horse, dog, cat, fish and avian. Over production of MMPs is associated with tissue destruction and erosion of cartilage in equine osteoarthritis, especially MMP-2 and MMP-9. In canine and feline, many evidences reported about MMPs and cancer such as MMP-2 …


Treatment Of Canine Transmissible Venereal Tumor Using Vincristine Sulfate Combined With L-Asparaginase In Clinical Vincristine-Resistant Cases: A Case Report, Pansawut Pansawut, Patrakrit Theewasutrakul, Sirichai Techarungchaikul, Suppawiwat Ponglowhapan, Kaywalee Chatdarong Mar 2012

Treatment Of Canine Transmissible Venereal Tumor Using Vincristine Sulfate Combined With L-Asparaginase In Clinical Vincristine-Resistant Cases: A Case Report, Pansawut Pansawut, Patrakrit Theewasutrakul, Sirichai Techarungchaikul, Suppawiwat Ponglowhapan, Kaywalee Chatdarong

The Thai Journal of Veterinary Medicine

Three female mongrel dogs were cytologically diagnosed as transmissible venereal tumor (TVT) and had clinically developed resistance to vincristine treatment. One dog was treated with four treatments of 10,000 IU/m2 body surface area of L-asparaginase combined with 0.025 mg/kg body weight of vincristine sulfate every two weeks while this combination was administered to the others once a week for four weeks and only vincristine sulfate once a week for four treatments. Both treatments resulted in a complete remission. Side effects such as gastrointestinal upset, diarrhea, depression, and decrease in appetite were observed in the dogs administered with the later protocol. …


Functional Expression Of The Damage-Associated Molecular Pattern Receptor P2x7 On Canine Kidney Epithelial Cells, Iman Jalilian, Mari Spildrejorde, Aine Seavers, Belinda L. Curtis, Jason D. Mcarthur, Ronald Sluyter Jan 2012

Functional Expression Of The Damage-Associated Molecular Pattern Receptor P2x7 On Canine Kidney Epithelial Cells, Iman Jalilian, Mari Spildrejorde, Aine Seavers, Belinda L. Curtis, Jason D. Mcarthur, Ronald Sluyter

Illawarra Health and Medical Research Institute

Epithelial cells are important in inflammation and immunity. In this study, we examined if Madin-Darby canine kidney (MDCK) epithelial cells express functional P2X7 receptors, which bind the damage-associated molecular pattern extracellular adenosine 5'-triphosphate (ATP). Reverse transcription (RT)-PCR and immunoblotting revealed the expression of P2X7 in MDCK cells. A flow cytometric assay demonstrated that ATP or 2'(3')-O-(4-benzoylbenzoyl)ATP induced ethidium(+) uptake into MDCK cells, and that this process was impaired by the P2X7 antagonists KN-62 and A438079. RT-PCR also demonstrated the presence of Toll-like receptor 4, NALP3, caspase-1, interleukin-1β and interleukin-18 in MDCK cells, as well as in positive control LPS-primed canine …