Bacterial Contamination of Used Manual Toothbrushes Obtained from Some Students of Nnamdi Azikiwe University Awka, Nigeria

Used Toothbrushes serve as reservoirs for microorganisms and may play a major role in disease transmission in humans.Forty used manual toothbrushes obtained from some students of Nnamdi Azikiwe University Awka, Nigeria were analyzed bacteriologically using standard microbiological techniques.The toothbrushes were used twice per day for one month by the students.The result showed that all the toothbrushes were contaminated with bacteria while the...