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Show EARLY DETECTION OF TB BIG HELP Tuberculin Test When Properly Prop-erly Made Not Injurious. I Prepared by the ITnttrd states Department Depart-ment of Aki leult ure. ) Post mortem examinations are often regarded as the tinal word In delerinliiiiig the presence of diseases dis-eases In animals, although such examinations ex-aminations are valuable, the tuberculin tuber-culin test used In t lie eradication of bovine tuberculosis. Is actually more reliable than the customary posl-morleni fur determining t lie presence of tuberculosis, according to Dr. John It. Moliler. chief of the bureau of animal industry. Lulled Slates Department of Agri-cull Agri-cull ure. "The tuberculin test Indicates the presence of the tlisease hut does not show the progress which t lie Infection has made within the body." Doctor Moliler states. "Hence In the tarly stages of the disease It is entirely possible for an animal which is actually infect ed wllh tuberculosis to show no "isible signs on either anie-moriem or post-n;.''rtem examination. "Tuberculin Is a product prepared pre-pared by sterilizing, filtering, and concentrating the liquid upon which the tubercle bacilli have been al lowed (0 glow. It contains t he sterile product of r lie growth of the germs, hut not the germs them selves. When properly used it can have no possible injurious effect on healthy cattle. Tuberculin commonly com-monly used in testing live stock in the United Stales Is made under government supervision, which as sures Its purity and potency. "The results obtained thus far In systematic tuheiculin testing show the effectiveness of this means for eliminating Infected animals. During Dur-ing the last 12 years more than l.filHUXKJ tuberculous cattle have been removed from herds in the United States and more than 2.000. (XXI herds have been freed of the disease." |