VIEWS: 9 PAGES: 2 POSTED ON: 10/27/2011
PET HEALTH BULLETIN Spring 2010 1. Stem Cell Therapy suitable stem cells. However in the past 2 years there have been significant Stem cell therapy is a revolutionary advances and now it is possible to treatment for arthritis and associated harvest large numbers of stem cells conditions such as tendonitis, ligament suitable for treating these conditions damage, cartilage damage, joint disease from the animal’s own fat. Fat has 50 – and even intervertebral disc disease and 1000 times more stem cells than bone fracture repair. It harnesses the body’s marrow, is present in relatively large innate capacity to heal by regeneration of amounts, is easily harvested and, new, functional tissue rather than just because it comes from the animal’s own repair by scarring and fibrosis. body, is very safe. We have always known the body has the The fat is harvested during a simple capacity to regenerate. Some tissues, surgery and is then processed to select such as bone and bone marrow, are very out the stem cells. These are then regenerative and others, such as cardiac activated and can be returned to the and neuronal tissue, repair with very animal’s body in approximately 2 hours. poor return to function. Adult stem cells They can be returned either directly to are an important part of the regenerative the site where regeneration is needed process. Small numbers are present in a (for example by injection into the quiescent state in most tissues. They are affected joint) or intravenously. If they capable of activation given the right are injected intravenously they migrate circumstances (such as injury and to any sites of injury and inflammation. inflammation). They migrate to the site Much higher numbers are required for of injury, differentiate into the intravenous use but these are now appropriate cell type and then start to becoming readily available with the new regenerate the functional tissue. The technology. problem is that usually there are All this can be done in-house as a day insufficient numbers to allow healing by procedure. There is minimal after care (a regeneration alone, so commonly there is course of antibiotics and normal wound both repair (scarring or fibrosis) and care for the site from which the tissue regeneration. was harvested). Responses are seen Not only do stem cells differentiate into within 30 days and progress for up to 6 new, functional cells, they also provide months. Repeat injections have been growth factors to stimulate the existing required after 12- 18 months in a few cells to divide and produce more cases. It will soon be possible to store a functional tissue. Lastly, and very portion of the stem cells so that if repeat importantly, they modulate the immune injections are required another response, damping down inflammation harvesting procedure will not be needed. and thus reducing pain. This is a Of course not every patient with ‘natural’ way of controlling mobility problems is a suitable inflammation, with none of the candidate for the procedure. Proper potentially severe side effects of the anti- examination, testing and consultation is inflammatory or immunosuppressive required to ensure that good results are drugs in common use today. probable and that Until recently the problem has always been obtaining adequate numbers of expectations are realistic. Other treatment modalities, such as nutriceuticals, chiropractic, 3. Did you know? and physiotherapy, should still be maintained. Some dogs still require surgery and anti- The main behavioural problem inflammatory medications (though usually at cat owners report is reduced doses). But for many older dogs, crippled inappropriate elimination – not with pain from arthritis, stem cell therapy can using the litter tray or spraying. offer a new lease on life. For many younger dogs To minimise the risk of this it can mean the difference between debilitating occurring always have at least 1 and ongoing joint disease or an active, energetic litter tray per cat plus 1 spare. life. We are delighted that at last we have such a Trial different types of litter to safe and effective treatment to offer! see which type the cat prefers. We hope to have this technology available at The Research indicates most cats Animal Medical Centre within the next few prefer attapulgite (clay). months so please contact us if you are interested and have any questions. We are more than happy to discuss this exciting development with you and 4. Staff News help you decide if your four legged friend is a suitable candidate. We are happy to welcome two new veterinary nurses to The Animal Medical Centre. 2. Spring watch Rebecca Taylor joined us in June from Narellan where she Spring is in the air and as always it is a relief to has worked as a veterinary nurse put the cold of winter behind us. For the first time for 3 years. She has a Certificate in many years it appears we are to have a proper 2 in veterinary nursing and is spring season. On the upside this means the currently studying human gardens and bush land look lovely. On the down nursing through University of side it means lots of grass seeds! Please keep your Canberra. pet’s coat in good order so that seeds are more Tess Willoughby is from likely to fall out than to become embedded. Canberra and joined us in Sometimes during the spring shed the outer coat August. She is currently looks normal but the undercoat is severely matted. studying for her veterinary Careful combing from the roots out, or even nursing certification. shaving, is necessary to restore order. Tammy Bowden has left us to Remember to check after walks, especially further her career at The Animal between toes and on the chest and neck. Keep to Emergency Centre and we wish the mown areas and keep the grass in your yard her the very best for the future. short so that seeds do not develop. On the veterinary front Dr Amer Keeping to the mown areas and keeping your own Ali is away on paternity leave yard tidy are also excellent ways of avoiding for 5 weeks from late October. snakes. As the weather warms up they are coming Dr Chris Darmody is returning out of hibernation. At this time they are sluggish to locum for us during this and therefore more vulnerable to attack. They are period and we look forward to also very well stocked with venom so a bite is tales of her travels. even more serious. Remember that if you suspect a snake bite, even if you are not sure, it is better to bring your pet in for us to observe in hospital. Signs of envenomation do not always develop immediately and may even take a few hours. When symptoms do develop they progress rapidly and it is critical to start treatment immediately. Some patients just never make it to the surgery alive.
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