Formulae on Human Health Diseases


 


1
Vehicle-borne diseases are transmitted through ice, water, food, blood or other biological products whereas fomite-borne diseases spread through contaminated articles as garments, crockery, toys, door handles, soaps, taps, surgical instrument and syringes.



2
Louis Pasteur and Robert Koch gave the Germ theory of Disease.



   3
Robert Koch, a student of Louis Pasteur, also gave a procedure of four steps referred to as Koch's Postulates to identify the germ causing a diseases. One of the steps included the isolation of germ from the diseased organism and growing it in pure/axenic culture on artificial medium. Thus pathogens that are obligate parasites (like viruses) defy Koch's postulates since they can not be pure cultured.



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