Estimation of Bacterial Contamination on Toothbrush used by Different Students for a Different Time Period
B. Kiran Srinivas & R. V. Geetha · Journal of Pharmaceutical Research International · 2021
Introduction: Contamination of a surface occurs by microorganisms when it inhabits any surface or an object when the count of the bacteria increases. The degree of contamination can be estimated by counting the number of colonies, when a sample collected from that site is culture...
Open access
Research Article
10.9734/jpri/2021/v33i48B33288