Guest guest Posted January 14, 2007 Report Share Posted January 14, 2007 How about humans?? > Cross-posted with permission from KYDogOwners. > > * * * * * * * *Begin Article* * * * * * * * > > Implanted Microchips Cause Cancer > > By Jane Williams GFN contributing writer--- > (For Publication in the January 2007 " American Family Voice " ) > > At the National ID Expo in Kansas City, Arkansas Animal Producer's > Association President Michael Steenbergen asked, " What safety studies have > been conducted on the chips that are inserted into animals? " His question > was met with total silence. Did these manufacturers not know, or were they > unwilling to admit that research has confirmed that implanted microchips > cause cancer? > > Melvin T. Massey, DVM (Doctor of Veterinary Medicine) > from Brownsboro,Texas, brought this to the attention of the American Horse > Council when he wrote, " I am a retired Equine Veterinarian and still breed > a > few horses. Because of migration-infection s-increased risk of sarcoids I > will not want to have microchips in my horses. " > > The Institute of Experimental Pathology at Hannover Medical School > in Germany reported , " An experiment using 4279 CBA/J mice of two > generations was carried out to investigate the influence of parental > preconceptual exposure to X-ray radiation or to chemical carcinogens. > Microchips were implanted subcutaneously in the dorsolateral back for > unique > identification of each animal. The animals were kept for lifespan under > standard laboratory conditions. In 36 mice a circumscribed neoplasm > occurred > in the area of the implanted microchip. Macroscopically, firm, pale white > nodules up to 25 mm in diameter with the microchip in its center were > found. > Macroscopically, soft tissue tumors such as fibrosarcoma and malignant > fibrous histiocytoma were detected. " > > Ecole Nationale Veterinaire of Unite d'Anatomie Pathologique in Nantes, > France, reported, " Fifty-two subcutaneous tumors associated with microchip > were collected from three carcinigenicity B6C3F1 micestudies. Two of these > 52 tumors were adenocarcinoma of the mammary gland located on the dorsal > region forming around the chip. All the other 50 were mesenchymal in ori! > gin and were difficult to classify on morphological grounds with > haematoxylin- > eosin. " > > Marta Vascellari of Instituto Zooprofilattico Sperimentale delle Venezie > at > Viale dell'Universita in Legnaro, Italy reported examining a 9-year-old > male > French Bulldog for a subcutaneous mass located at the site of a microchip > implant. " The mass was confirmed as a high-grade infiltrative > fibrosarcoma, > > with multifocal necrosis and peripheral lymphoid aggregates. " > > The Toxicology Department of Bayer Corporation in Stillwell, Kansas > reported, " Tumors surrounding implanted microchip animal identification > devices were noted in two separate chronic toxicity/oncogenici ty studies > using F344 rats. The tumors occurred at a low incidence rate > (approximately > 1%), but did result in the early sacrifice of most affected animals, due > to > tumor size and occasional metastases. No sex-related trends were noted. > > All tumors occurred during the second year of the studies, were located in > the subcutaneous dorsal thoracic area (the site of microchip implantation) > and contained embedded microchip devices. All were mesenchymal in origin > and > consisted of the following types, listed on order of frequency: malignant > schwannoma, fibrosarcoma, anaplastic sarcoma, and histiocytic sarcoma. > > The following diagnostic techniques were employed: light microscopy, > scanning electron microscopy, and immunohistochemistry. The mechanism of > carcinogenicity appeared to be that of foreign body induced tumorigenesis. > " > > Additional studies related to cancer tumors at the site of microchip > implants have been conduced in China; however, at this time these studies > are not available in English. At this time, no long term studies are > available covering more than two years. It only seems logical to conclude > that if carcinogenic tumors occur within one percent of animals implanted > within two years of the implant that the percentage would increase with > the > passage of time. Additional studies need to be conducted, but don't hold ! > your bre ath for the manufacturers of microchips to conduct such research > and be leery of any such " research " they may conduct. Even the limited > research available clearly indicates that implantation of microchips > within > an animal is gambling with the animal's well being. > > For additional Information: > www.vetpathology. org/cgi/content/ abstract/ 43/4/545, > National Library of Medicine and National Institutes of Health, > www.pubmed.gov , google for " sarcomas associated with implanted > microchips " . > > > * * * * * * * *End Article* * * * * * * * > > > > > > Quote Link to comment Share on other sites More sharing options...
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