CERTIFICATE This is to certify that the dissertation entitled, Study Of Prevalence Of ST131 and Ciprofloxacin Resistance Among E.coli Isolates submitted by Jannat in partial fulfillment of the requirement for the award of degree of Master of science in Biomedical Science is a record of candidates own work carried out as project trainee in the Dr.B.R.Ambedkar Centre for biomedical Research, University of Delhi, New Delhi, under my guidance and supervision. The research work embodied in this report is original to the best of my knowledge.

Dr. Manisha Yadav Prof. K.NatrajanAssistant professor (DIRECTOR)A.C.B.RA.C.B.RUniversity of DelhiUniversity of DelhiDelhi-110007Delhi-110007

CERTIFICATE

This is to certify that the dissertation entitled, To Check the Prevalence Of ST131 and Ciprofloxacin Resistance Among E.coli Isolates submitted by Jannat in partial fulfillment of the requirement for the award of degree of Master of science in Biomedical Science is a record of candidates own work carried out as project trainee in the Dr.B.R.ambedkar Centre for biomedical Research, University of Delhi,New Delhi, under my guidance and supervision. The research work embodied in this report is original to the best of my knowledge.

Dr. Manisha Yadav Assistant professor A.C.B.RUniversity of DelhiDelhi-110007